The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:82780 advisory.

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and     portability.

    Security Fix(es):

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92024)

    * firefox: thunderbird: Mitigation bypass in the Remote Settings Client component (CVE-2026-92019)

    * firefox: thunderbird: Use-after-free in the Networking component (CVE-2026-92026)

    * firefox: thunderbird: Information disclosure in the Graphics: ImageLib component (CVE-2026-92031)

    * firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component (CVE-2026-92032)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92010)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92006)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92011)

    * firefox: thunderbird: Use-after-free in the DOM: Streams component (CVE-2026-92027)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-92028)

    * firefox: thunderbird: Privilege escalation in the WebExtensions component (CVE-2026-92015)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92013)

    * firefox: thunderbird: Use-after-free in the Disability Access APIs component (CVE-2026-92016)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92012)

    * firefox: thunderbird: Use-after-free in the DOM: HTML Parser component (CVE-2026-92022)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics     component (CVE-2026-92014)

    * firefox: thunderbird: Sandbox escape in the DOM: Core & HTML component (CVE-2026-92018)

    * firefox: thunderbird: Use-after-free in the JavaScript Engine: JIT component (CVE-2026-92021)

    * firefox: thunderbird: Use-after-free in the Audio/Video: Web Codecs component (CVE-2026-92005)

    * firefox: thunderbird: Privilege escalation in the DOM: Service Workers component (CVE-2026-92017)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92009)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    WebRender component (CVE-2026-92020)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92008)

    * firefox: thunderbird: Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component     (CVE-2026-92030)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92007)

    * firefox: thunderbird: Use-after-free in the DOM: Navigation component (CVE-2026-92025)

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92029)

    * firefox: thunderbird: Use-after-free in the XML component (CVE-2026-92023)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:82779 advisory.

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and     portability.

    Security Fix(es):

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92024)

    * firefox: thunderbird: Mitigation bypass in the Remote Settings Client component (CVE-2026-92019)

    * firefox: thunderbird: Use-after-free in the Networking component (CVE-2026-92026)

    * firefox: thunderbird: Information disclosure in the Graphics: ImageLib component (CVE-2026-92031)

    * firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component (CVE-2026-92032)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92010)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92006)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92011)

    * firefox: thunderbird: Use-after-free in the DOM: Streams component (CVE-2026-92027)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-92028)

    * firefox: thunderbird: Privilege escalation in the WebExtensions component (CVE-2026-92015)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92013)

    * firefox: thunderbird: Use-after-free in the Disability Access APIs component (CVE-2026-92016)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92012)

    * firefox: thunderbird: Use-after-free in the DOM: HTML Parser component (CVE-2026-92022)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics     component (CVE-2026-92014)

    * firefox: thunderbird: Sandbox escape in the DOM: Core & HTML component (CVE-2026-92018)

    * firefox: thunderbird: Use-after-free in the JavaScript Engine: JIT component (CVE-2026-92021)

    * firefox: thunderbird: Use-after-free in the Audio/Video: Web Codecs component (CVE-2026-92005)

    * firefox: thunderbird: Privilege escalation in the DOM: Service Workers component (CVE-2026-92017)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92009)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    WebRender component (CVE-2026-92020)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92008)

    * firefox: thunderbird: Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component     (CVE-2026-92030)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92007)

    * firefox: thunderbird: Use-after-free in the DOM: Navigation component (CVE-2026-92025)

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92029)

    * firefox: thunderbird: Use-after-free in the XML component (CVE-2026-92023)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:82122 advisory.

    Mozilla Thunderbird is a standalone mail and newsgroup client.

    Security Fix(es):

    * firefox: thunderbird: Privilege escalation in the DOM: Workers component (CVE-2026-16365)

    * firefox: thunderbird: Sandbox escape in the Remote Settings Client component (CVE-2026-75874)

    * firefox: Sandbox escape due to use-after-free in the DOM: Security component (CVE-2026-84121)

    * firefox: Internally found bugs fixed in Firefox 155, Firefox ESR 153.2, Firefox ESR 140.15 and Firefox     ESR 115.40 (CVE-2026-84145)

    * firefox: Sandbox escape due to use-after-free in the DOM: Navigation component (CVE-2026-84119)

    * firefox: Use-after-free in the Audio/Video component (CVE-2026-84120)

    * firefox: Privilege escalation due to invalid pointer in the Graphics component (CVE-2026-84131)

    * firefox: Use-after-free in the DOM: Core & HTML component (CVE-2026-84124)

    * firefox: Use-after-free in the Audio/Video component (CVE-2026-84122)

    * firefox: Internally found bugs fixed in Firefox 155, Firefox ESR 153.2 and Firefox ESR 140.15     (CVE-2026-84143)

    * thunderbird: Uninitialized memory in MIME parsing (CVE-2026-84639)

    * thunderbird: Information disclosure due to malicious IMAP server response (CVE-2026-84641)

    * thunderbird: One byte overflow read in mail parser (CVE-2026-84640)

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92024)

    * firefox: thunderbird: Mitigation bypass in the Remote Settings Client component (CVE-2026-92019)

    * firefox: thunderbird: Use-after-free in the Networking component (CVE-2026-92026)

    * firefox: thunderbird: Information disclosure in the Graphics: ImageLib component (CVE-2026-92031)

    * firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component (CVE-2026-92032)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92010)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92006)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92011)

    * firefox: thunderbird: Use-after-free in the DOM: Streams component (CVE-2026-92027)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-92028)

    * firefox: thunderbird: Privilege escalation in the WebExtensions component (CVE-2026-92015)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92013)

    * firefox: thunderbird: Use-after-free in the Disability Access APIs component (CVE-2026-92016)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92012)

    * firefox: thunderbird: Use-after-free in the DOM: HTML Parser component (CVE-2026-92022)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics     component (CVE-2026-92014)

    * firefox: thunderbird: Sandbox escape in the DOM: Core & HTML component (CVE-2026-92018)

    * firefox: thunderbird: Use-after-free in the JavaScript Engine: JIT component (CVE-2026-92021)

    * firefox: thunderbird: Use-after-free in the Audio/Video: Web Codecs component (CVE-2026-92005)

    * firefox: thunderbird: Privilege escalation in the DOM: Service Workers component (CVE-2026-92017)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92009)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    WebRender component (CVE-2026-92020)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92008)

    * firefox: thunderbird: Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component     (CVE-2026-92030)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92007)

    * firefox: thunderbird: Use-after-free in the DOM: Navigation component (CVE-2026-92025)

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92029)

    * firefox: thunderbird: Use-after-free in the XML component (CVE-2026-92023)

    * thunderbird: Out-of-bounds read in IMAP response parser (CVE-2026-92240)

    * thunderbird: Thunderbird: Out-of-bounds read via maliciously constructed IMAP line (CVE-2026-92239)

    * thunderbird: Thunderbird: Memory safety violations via maliciously crafted mail headers (CVE-2026-92238)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:81393 advisory.

    Mozilla Thunderbird is a standalone mail and newsgroup client.

    Security Fix(es):

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92024)

    * firefox: thunderbird: Mitigation bypass in the Remote Settings Client component (CVE-2026-92019)

    * firefox: thunderbird: Use-after-free in the Networking component (CVE-2026-92026)

    * firefox: thunderbird: Information disclosure in the Graphics: ImageLib component (CVE-2026-92031)

    * firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component (CVE-2026-92032)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92010)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92006)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92011)

    * firefox: thunderbird: Use-after-free in the DOM: Streams component (CVE-2026-92027)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-92028)

    * firefox: thunderbird: Privilege escalation in the WebExtensions component (CVE-2026-92015)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92013)

    * firefox: thunderbird: Use-after-free in the Disability Access APIs component (CVE-2026-92016)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92012)

    * firefox: thunderbird: Use-after-free in the DOM: HTML Parser component (CVE-2026-92022)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics     component (CVE-2026-92014)

    * firefox: thunderbird: Sandbox escape in the DOM: Core & HTML component (CVE-2026-92018)

    * firefox: thunderbird: Use-after-free in the JavaScript Engine: JIT component (CVE-2026-92021)

    * firefox: thunderbird: Use-after-free in the Audio/Video: Web Codecs component (CVE-2026-92005)

    * firefox: thunderbird: Privilege escalation in the DOM: Service Workers component (CVE-2026-92017)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92009)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    WebRender component (CVE-2026-92020)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92008)

    * firefox: thunderbird: Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component     (CVE-2026-92030)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92007)

    * firefox: thunderbird: Use-after-free in the DOM: Navigation component (CVE-2026-92025)

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92029)

    * firefox: thunderbird: Use-after-free in the XML component (CVE-2026-92023)

    * thunderbird: Out-of-bounds read in IMAP response parser (CVE-2026-92240)

    * thunderbird: Thunderbird: Out-of-bounds read via maliciously constructed IMAP line (CVE-2026-92239)

    * thunderbird: Thunderbird: Memory safety violations via maliciously crafted mail headers (CVE-2026-92238)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:81394 advisory.

    Mozilla Thunderbird is a standalone mail and newsgroup client.

    Security Fix(es):

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92024)

    * firefox: thunderbird: Mitigation bypass in the Remote Settings Client component (CVE-2026-92019)

    * firefox: thunderbird: Use-after-free in the Networking component (CVE-2026-92026)

    * firefox: thunderbird: Information disclosure in the Graphics: ImageLib component (CVE-2026-92031)

    * firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component (CVE-2026-92032)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92010)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92006)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92011)

    * firefox: thunderbird: Use-after-free in the DOM: Streams component (CVE-2026-92027)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-92028)

    * firefox: thunderbird: Privilege escalation in the WebExtensions component (CVE-2026-92015)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92013)

    * firefox: thunderbird: Use-after-free in the Disability Access APIs component (CVE-2026-92016)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92012)

    * firefox: thunderbird: Use-after-free in the DOM: HTML Parser component (CVE-2026-92022)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics     component (CVE-2026-92014)

    * firefox: thunderbird: Sandbox escape in the DOM: Core & HTML component (CVE-2026-92018)

    * firefox: thunderbird: Use-after-free in the JavaScript Engine: JIT component (CVE-2026-92021)

    * firefox: thunderbird: Use-after-free in the Audio/Video: Web Codecs component (CVE-2026-92005)

    * firefox: thunderbird: Privilege escalation in the DOM: Service Workers component (CVE-2026-92017)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92009)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    WebRender component (CVE-2026-92020)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92008)

    * firefox: thunderbird: Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component     (CVE-2026-92030)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92007)

    * firefox: thunderbird: Use-after-free in the DOM: Navigation component (CVE-2026-92025)

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92029)

    * firefox: thunderbird: Use-after-free in the XML component (CVE-2026-92023)

    * thunderbird: Out-of-bounds read in IMAP response parser (CVE-2026-92240)

    * thunderbird: Thunderbird: Out-of-bounds read via maliciously constructed IMAP line (CVE-2026-92239)

    * thunderbird: Thunderbird: Memory safety violations via maliciously crafted mail headers (CVE-2026-92238)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:81392 advisory.

    Mozilla Thunderbird is a standalone mail and newsgroup client.

    Security Fix(es):

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92024)

    * firefox: thunderbird: Mitigation bypass in the Remote Settings Client component (CVE-2026-92019)

    * firefox: thunderbird: Use-after-free in the Networking component (CVE-2026-92026)

    * firefox: thunderbird: Information disclosure in the Graphics: ImageLib component (CVE-2026-92031)

    * firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component (CVE-2026-92032)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92010)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92006)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92011)

    * firefox: thunderbird: Use-after-free in the DOM: Streams component (CVE-2026-92027)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-92028)

    * firefox: thunderbird: Privilege escalation in the WebExtensions component (CVE-2026-92015)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92013)

    * firefox: thunderbird: Use-after-free in the Disability Access APIs component (CVE-2026-92016)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92012)

    * firefox: thunderbird: Use-after-free in the DOM: HTML Parser component (CVE-2026-92022)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics     component (CVE-2026-92014)

    * firefox: thunderbird: Sandbox escape in the DOM: Core & HTML component (CVE-2026-92018)

    * firefox: thunderbird: Use-after-free in the JavaScript Engine: JIT component (CVE-2026-92021)

    * firefox: thunderbird: Use-after-free in the Audio/Video: Web Codecs component (CVE-2026-92005)

    * firefox: thunderbird: Privilege escalation in the DOM: Service Workers component (CVE-2026-92017)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92009)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    WebRender component (CVE-2026-92020)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92008)

    * firefox: thunderbird: Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component     (CVE-2026-92030)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-92007)

    * firefox: thunderbird: Use-after-free in the DOM: Navigation component (CVE-2026-92025)

    * firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92029)

    * firefox: thunderbird: Use-after-free in the XML component (CVE-2026-92023)

    * thunderbird: Out-of-bounds read in IMAP response parser (CVE-2026-92240)

    * thunderbird: Thunderbird: Out-of-bounds read via maliciously constructed IMAP line (CVE-2026-92239)

    * thunderbird: Thunderbird: Memory safety violations via maliciously crafted mail headers (CVE-2026-92238)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
365582	RHEL 9 : firefox (RHSA-2026:82780)	Nessus	Red Hat Local Security Checks	2026/10/14	2026/10/14	critical
365584	RHEL 8 : firefox (RHSA-2026:82779)	Nessus	Red Hat Local Security Checks	2026/10/14	2026/10/14	critical
366168	RHEL 8 : thunderbird (RHSA-2026:82122)	Nessus	Red Hat Local Security Checks	2026/10/15	2026/10/15	critical
369239	RHEL 9 : thunderbird (RHSA-2026:81393)	Nessus	Red Hat Local Security Checks	2026/10/21	2026/10/21	critical
369241	RHEL 9 : thunderbird (RHSA-2026:81394)	Nessus	Red Hat Local Security Checks	2026/10/21	2026/10/21	critical
369243	RHEL 10 : thunderbird (RHSA-2026:81392)	Nessus	Red Hat Local Security Checks	2026/10/21	2026/10/21	critical

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