The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2021:4381 advisory.

  - A code execution vulnerability exists in the AudioSourceProviderGStreamer functionality of Webkit     WebKitGTK 2.30.1. A specially crafted web page can lead to a use after free. (CVE-2020-13558)

  - Libraw before 0.20.1 has a stack buffer overflow via LibRaw::identify_process_dng_fields in identify.cpp.
    (CVE-2020-24870)

  - A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur     11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes     12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.
    (CVE-2020-27918)

  - Clear History and Website Data did not clear the history. The issue was addressed with improved data     deletion. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update     2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. A user may be unable to fully delete browsing     history. (CVE-2020-29623)

  - autoar-extractor.c in GNOME gnome-autoar through 0.2.4, as used by GNOME Shell, Nautilus, and other     software, allows Directory Traversal during extraction because it lacks a check of whether a file's parent     is a symlink to a directory outside of the intended extraction location. (CVE-2020-36241)

  - This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Maliciously crafted web content     may violate iframe sandboxing policy. (CVE-2021-1765)

  - A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4     and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code     execution. (CVE-2021-1788)

  - A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4     and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code     execution. (CVE-2021-1789)

  - A port redirection issue was addressed with additional port validation. This issue is fixed in macOS Big     Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS     14.4 and iPadOS 14.4, Safari 14.0.3. A malicious website may be able to access restricted ports on     arbitrary servers. (CVE-2021-1799)

  - This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4     and iPadOS 14.4. Maliciously crafted web content may violate iframe sandboxing policy. (CVE-2021-1801)

  - A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and     iPadOS 14.4.1, Safari 14.0.3 (v. 14610.4.3.1.7 and 15610.4.3.1.7), watchOS 7.3.2, macOS Big Sur 11.2.3.
    Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-1844)

  - A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2,     Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote     attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may     have been actively exploited.. (CVE-2021-1870, CVE-2021-1871)

  - A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of     Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further     memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a     malicious webpage. (CVE-2021-21775)

  - A use-after-free vulnerability exists in the way Webkit's GraphicsContext handles certain events in     WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory     corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability.
    (CVE-2021-21779)

  - An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially     crafted HTML web page can cause a use-after-free condition, resulting in remote code execution. The victim     needs to visit a malicious web site to trigger the vulnerability. (CVE-2021-21806)

  - autoar-extractor.c in GNOME gnome-autoar before 0.3.1, as used by GNOME Shell, Nautilus, and other     software, allows Directory Traversal during extraction because it lacks a check of whether a file's parent     is a symlink in certain complex situations. NOTE: this issue exists because of an incomplete fix for     CVE-2020-36241. (CVE-2021-28650)

  - An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and     iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted     web content may lead to arbitrary code execution. (CVE-2021-30663)

  - A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS     7.4.1, iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, macOS Big Sur 11.3.1. Processing maliciously     crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may     have been actively exploited.. (CVE-2021-30665)

  - A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and     iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to leak     sensitive user information. (CVE-2021-30682)

  - A logic issue was addressed with improved state management. This issue is fixed in tvOS 14.6, iOS 14.6 and     iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing maliciously crafted web content     may lead to universal cross site scripting. (CVE-2021-30689)

  - A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and     iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious website may be able to access     restricted ports on arbitrary servers. (CVE-2021-30720)

  - Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in     tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing     maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30734, CVE-2021-30749)

  - Description: A cross-origin issue with iframe elements was addressed with improved tracking of security     origins. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4,     watchOS 7.5. Processing maliciously crafted web content may lead to universal cross site scripting.
    (CVE-2021-30744)

  - A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari     14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to     arbitrary code execution. (CVE-2021-30758)

  - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.7,     Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may     lead to arbitrary code execution. (CVE-2021-30795)

  - This issue was addressed with improved checks. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big     Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to code execution.
    (CVE-2021-30797)

  - Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS     14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing     maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30799)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Fedora 33 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2021-864dc37032 advisory.

  - A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur     11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes     12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.
    (CVE-2020-27918)

  - Clear History and Website Data did not clear the history. The issue was addressed with improved data     deletion. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update     2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. A user may be unable to fully delete browsing     history. (CVE-2020-29623)

  - This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Maliciously crafted web content     may violate iframe sandboxing policy. (CVE-2021-1765)

  - A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4     and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code     execution. (CVE-2021-1788)

  - A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4     and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code     execution. (CVE-2021-1789)

  - A port redirection issue was addressed with additional port validation. This issue is fixed in macOS Big     Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS     14.4 and iPadOS 14.4, Safari 14.0.3. A malicious website may be able to access restricted ports on     arbitrary servers. (CVE-2021-1799)

  - This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4     and iPadOS 14.4. Maliciously crafted web content may violate iframe sandboxing policy. (CVE-2021-1801)

  - A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and     iPadOS 14.4.1, Safari 14.0.3 (v. 14610.4.3.1.7 and 15610.4.3.1.7), watchOS 7.3.2, macOS Big Sur 11.2.3.
    Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-1844)

  - A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2,     Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote     attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may     have been actively exploited.. (CVE-2021-1870, CVE-2021-1871)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4894-1 advisory.

    A large number of security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user     were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related     to web browser security, including cross-site scripting attacks, denial of service attacks, and arbitrary     code execution.

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote host is affected by the vulnerability described in GLSA-202104-03 (WebkitGTK+: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in WebkitGTK+. Please       review the CVE identifiers referenced below for details.
  Impact :

    An attacker, by enticing a user to visit maliciously crafted web       content, may be able to execute arbitrary code, violate iframe sandboxing       policy, access restricted ports on arbitrary servers, cause memory       corruption, or could cause a Denial of Service condition.
  Workaround :

    There is no known workaround at this time.

The version of Apple iOS running on the mobile device is prior to 14.4. It is, therefore, affected by multiple vulnerabilities.

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-4381 advisory.

    - CVE-2020-36241, CVE-2021-28650: Do not allow symlink in parents (rhbz#1928701)

    gnome-calculator
    - Backport fix for CVE-2020-24870 from upstream     Resolves: #1931841

    mutter
    - Fix CVE-2021-30858

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4     and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code     execution. (CVE-2021-1789)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote host is running a version of macOS / Mac OS X that is 10.14.x prior to 10.14.6 Security Update 2021-001 Mojave, 10.15.x prior to 10.15.7 Security Update 2021-001 Catalina, or 11.x prior to 11.2. It is, therefore, affected by multiple vulnerabilities, including the following:

  - A logic issue existed resulting in memory corruption. This was addressed with improved state management.
    An application may be able to execute arbitrary code with kernel privileges. (CVE-2020-27904)

  - A logic issue existed that allowed applications to execute arbitrary code with kernel privileges.
    (CVE-2021-1750)

  - An out-of-bounds-write caused by improper input validation allowed maliciously crafted USD files to     unexpectedly terminate an application or cause arbitrary code execution. (CVE-2021-1762)

Note that Nessus has not tested for this issue but has instead relied only on the operating system's self-reported version number.

The remote NewStart CGSL host, running version MAIN 6.02, has webkit2gtk3 packages installed that are affected by multiple vulnerabilities:

  - A use-after-free issue was found in the AudioSourceProviderGStreamer class of WebKitGTK and WPE WebKit in     versions prior to 2.30.5. Processing maliciously crafted web content may lead to arbitrary code execution.
    The highest threat from this vulnerability is to data confidentiality and integrity as well as system     availability. (CVE-2020-13558)

  - A use-after-free issue was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. Processing     maliciously crafted web content may lead to arbitrary code execution. The highest threat from this     vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2020-27918)

  - A flaw was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. A user may be unable to fully     delete the browsing history under some circumstances. The highest threat from this vulnerability is to     data confidentiality. (CVE-2020-29623)

  - A flaw was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. Maliciously crafted web content     may violate the iframe sandboxing policy. The highest threat from this vulnerability is to data integrity.
    (CVE-2021-1765, CVE-2021-1801)

  - A use-after-free issue was found in WebKitGTK and WPE WebKit in versions prior to 2.32.0. Processing     maliciously crafted web content may lead to arbitrary code execution. The highest threat from this     vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2021-1788)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2021:4381 advisory.

  - A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of     Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further     memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a     malicious webpage. (CVE-2021-21775)

  - A use-after-free vulnerability exists in the way Webkit's GraphicsContext handles certain events in     WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory     corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability.
    (CVE-2021-21779)

  - An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially     crafted HTML web page can cause a use-after-free condition, resulting in remote code execution. The victim     needs to visit a malicious web site to trigger the vulnerability. (CVE-2021-21806)

  - An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and     iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted     web content may lead to arbitrary code execution. (CVE-2021-30663)

  - A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS     7.4.1, iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, macOS Big Sur 11.3.1. Processing maliciously     crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may     have been actively exploited.. (CVE-2021-30665)

  - A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and     iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to leak     sensitive user information. (CVE-2021-30682)

  - A logic issue was addressed with improved state management. This issue is fixed in tvOS 14.6, iOS 14.6 and     iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing maliciously crafted web content     may lead to universal cross site scripting. (CVE-2021-30689)

  - A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and     iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious website may be able to access     restricted ports on arbitrary servers. (CVE-2021-30720)

  - Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in     tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing     maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30734, CVE-2021-30749)

  - Description: A cross-origin issue with iframe elements was addressed with improved tracking of security     origins. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4,     watchOS 7.5. Processing maliciously crafted web content may lead to universal cross site scripting.
    (CVE-2021-30744)

  - A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari     14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to     arbitrary code execution. (CVE-2021-30758)

  - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.7,     Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may     lead to arbitrary code execution. (CVE-2021-30795)

  - This issue was addressed with improved checks. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big     Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to code execution.
    (CVE-2021-30797)

  - Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS     14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing     maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30799)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2022-2953:01 advisory.

    * webkitgtk: Use-after-free in AudioSourceProviderGStreamer leading to     arbitrary code execution (CVE-2020-13558)
      * LibRaw: Stack buffer overflow in LibRaw::identify_process_dng_fields() in     identify.cpp (CVE-2020-24870)
      * webkitgtk: Use-after-free leading to arbitrary code execution     (CVE-2020-27918)
      * webkitgtk: IFrame sandboxing policy violation (CVE-2021-1765)
      * webkitgtk: Use-after-free leading to arbitrary code execution     (CVE-2021-1788)
      * webkitgtk: Type confusion issue leading to arbitrary code execution     (CVE-2021-1789)
      * webkitgtk: Access to restricted ports on arbitrary servers via port     redirection (CVE-2021-1799)
      * webkitgtk: IFrame sandboxing policy violation (CVE-2021-1801)
      * webkitgtk: Memory corruption issue leading to arbitrary code execution     (CVE-2021-1844)
      * webkitgtk: Logic issue leading to arbitrary code execution (CVE-2021-1870)
      * webkitgtk: Logic issue leading to arbitrary code execution (CVE-2021-1871)
      * webkitgtk: Use-after-free in ImageLoader dispatchPendingErrorEvent leading     to information leak and possibly code execution (CVE-2021-21775)
      * webkitgtk: Use-after-free in WebCore::GraphicsContext leading to information     leak and possibly code execution (CVE-2021-21779)
      * webkitgtk: Use-after-free in fireEventListeners leading to arbitrary code     execution (CVE-2021-21806)
      * webkitgtk: Integer overflow leading to arbitrary code execution     (CVE-2021-30663)
      * webkitgtk: Memory corruption leading to arbitrary code execution     (CVE-2021-30665)
      * webkitgtk: Logic issue leading to leak of sensitive user information     (CVE-2021-30682)
      * webkitgtk: Logic issue leading to universal cross site scripting attack     (CVE-2021-30689)
      * webkitgtk: Logic issue allowing access to restricted ports on arbitrary     servers (CVE-2021-30720)
      * webkitgtk: Memory corruptions leading to arbitrary code execution     (CVE-2021-30734)
      * webkitgtk: Cross-origin issue with iframe elements leading to universal     cross site scripting attack (CVE-2021-30744)
      * webkitgtk: Memory corruptions leading to arbitrary code execution     (CVE-2021-30749)
      * webkitgtk: Type confusion leading to arbitrary code execution     (CVE-2021-30758)
      * webkitgtk: Use-after-free leading to arbitrary code execution     (CVE-2021-30795)
      * webkitgtk: Insufficient checks leading to arbitrary code execution     (CVE-2021-30797)
      * webkitgtk: Memory corruptions leading to arbitrary code execution     (CVE-2021-30799)
      * webkitgtk: User may be unable to fully delete browsing history     (CVE-2020-29623)
      * gnome-autoar: Directory traversal via directory symbolic links pointing     outside of the destination directory (CVE-2020-36241)
      * gnome-autoar: Directory traversal via directory symbolic links pointing     outside of the destination directory (incomplete CVE-2020-36241 fix)     (CVE-2021-28650)

Tenable has extracted the preceding description block directly from the MiracleLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Fedora 32 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2021-619711d709 advisory.

  - A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur     11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes     12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.
    (CVE-2020-27918)

  - Clear History and Website Data did not clear the history. The issue was addressed with improved data     deletion. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update     2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. A user may be unable to fully delete browsing     history. (CVE-2020-29623)

  - This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Maliciously crafted web content     may violate iframe sandboxing policy. (CVE-2021-1765)

  - A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4     and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code     execution. (CVE-2021-1789)

  - A port redirection issue was addressed with additional port validation. This issue is fixed in macOS Big     Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS     14.4 and iPadOS 14.4, Safari 14.0.3. A malicious website may be able to access restricted ports on     arbitrary servers. (CVE-2021-1799)

  - This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4     and iPadOS 14.4. Maliciously crafted web content may violate iframe sandboxing policy. (CVE-2021-1801)

  - A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2,     Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote     attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may     have been actively exploited.. (CVE-2021-1870)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

This update for webkit2gtk3 fixes the following issues :

Update to version 2.32.0 (bsc#1184155) :

  - Fix the authentication request port when URL omits the     port.

  - Fix iframe scrolling when main frame is scrolled in     async

  - scrolling mode.

  - Stop using g_memdup.

  - Show a warning message when overriding signal handler     for

  - threading suspension.

  - Fix the build on RISC-V with GCC 11.

  - Fix several crashes and rendering issues.

  - Security fixes: CVE-2021-1788, CVE-2021-1844,     CVE-2021-1871

Update in version 2.30.6 (bsc#1184262) :

  - Update user agent quirks again for Google Docs and     Google Drive.

  - Fix several crashes and rendering issues.

  - Security fixes: CVE-2020-27918, CVE-2020-29623,     CVE-2021-1765 CVE-2021-1789, CVE-2021-1799,     CVE-2021-1801, CVE-2021-1870.

Update _constraints for armv6/armv7 (bsc#1182719)

restore NPAPI plugin support which was removed in 2.32.0

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for webkit2gtk3 fixes the following issues :

  - Update to version 2.32.0 (bsc#1184155) :

  - Fix the authentication request port when URL omits the     port.

  - Fix iframe scrolling when main frame is scrolled in     async

  - scrolling mode.

  - Stop using g_memdup.

  - Show a warning message when overriding signal handler     for

  - threading suspension.

  - Fix the build on RISC-V with GCC 11.

  - Fix several crashes and rendering issues.

  - Security fixes: CVE-2021-1788, CVE-2021-1844,     CVE-2021-1871

  - Update in version 2.30.6 (bsc#1184262) :

  - Update user agent quirks again for Google Docs and     Google Drive.

  - Fix several crashes and rendering issues.

  - Security fixes: CVE-2020-27918, CVE-2020-29623,     CVE-2021-1765 CVE-2021-1789, CVE-2021-1799,     CVE-2021-1801, CVE-2021-1870.

  - Update _constraints for armv6/armv7 (bsc#1182719)

  - restore NPAPI plugin support which was removed in 2.32.0

This update was imported from the SUSE:SLE-15-SP2:Update update project.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
157596	AlmaLinux 8 : GNOME (ALSA-2021:4381)	Nessus	Alma Linux Local Security Checks	2022/2/9	2023/4/25	critical
241427	RHEL 7 : webkitgtk4 (RHSA-2025:10364)	Nessus	Red Hat Local Security Checks	2025/7/7	2026/3/7	critical
148778	Fedora 33 : webkit2gtk3 (2021-864dc37032)	Nessus	Fedora Local Security Checks	2021/4/19	2023/4/25	critical
148891	Ubuntu 18.04 LTS / 20.04 LTS : WebKitGTK vulnerabilities (USN-4894-1)	Nessus	Ubuntu Local Security Checks	2021/4/21	2024/8/27	critical
149222	GLSA-202104-03 : WebkitGTK+: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	2021/5/3	2022/5/6	critical
145548	Apple iOS < 14.4 Multiple Vulnerabilities (HT212146)	Nessus	Mobile Devices	2021/1/29	2026/3/23	critical
276044	TencentOS Server 2: webkitgtk4 (TSSA-2025:0554)	Nessus	Tencent Local Security Checks	2025/11/20	2026/3/7	critical
155421	Oracle Linux 8 : GNOME (ELSA-2021-4381)	Nessus	Oracle Linux Local Security Checks	2021/11/17	2024/11/1	critical
257730	Linux Distros Unpatched Vulnerability : CVE-2021-1789	Nessus	Misc.	2025/8/27	2025/8/27	high
146086	macOS 10.14.x < 10.14.6 Security Update 2021-001 / 10.15.x < 10.15.7 Security Update 2021-001 / macOS 11.x < 11.2 (HT212147)	Nessus	MacOS X Local Security Checks	2021/2/3	2024/5/28	critical
177194	Amazon Linux 2 : webkitgtk4 (ALAS-2023-2088)	Nessus	Amazon Linux Local Security Checks	2023/6/13	2026/3/7	critical
206839	NewStart CGSL MAIN 6.02 : webkit2gtk3 Multiple Vulnerabilities (NS-SA-2024-0053)	Nessus	NewStart CGSL Local Security Checks	2024/9/10	2026/3/7	critical
157823	Rocky Linux 8 : GNOME (RLSA-2021:4381)	Nessus	Rocky Linux Local Security Checks	2022/2/9	2023/11/8	critical
293813	MiracleLinux 8 : GNOME (AXSA:2022-2953:01)	Nessus	Miracle Linux Local Security Checks	2026/1/20	2026/1/20	critical
148804	Fedora 32 : webkit2gtk3 (2021-619711d709)	Nessus	Fedora Local Security Checks	2021/4/19	2023/4/25	critical
149278	SUSE SLES15 Security Update : webkit2gtk3 (SUSE-SU-2021:1499-1)	Nessus	SuSE Local Security Checks	2021/5/5	2023/4/25	critical
149570	openSUSE Security Update : webkit2gtk3 (openSUSE-2021-637)	Nessus	SuSE Local Security Checks	2021/5/18	2023/4/25	critical

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