The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2793-1 advisory.

    This update for libXfont2 fixes the following issues

    - CVE-2026-56001: integer overflow in `BitmapScaleBitmaps` can lead to a heap buffer overflow     (bsc#1269018).
    - CVE-2026-56002: insufficient checks in `pcfReadFont` can lead to a heap buffer overflow (bsc#1269019).
    - CVE-2026-56003: missing bounds check in `ComputeScaledProperties` can lead to a heap buffer overflow     (bsc#1269020).

Tenable has extracted the preceding description block directly from the SUSE 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 Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-47084 advisory.

    [2.0.3-12.1]
    - CVE fix for: CVE-2026-56001, CVE-2026-56002, CVE-2026-56003       Resolves: https://redhat.atlassian.net/browse/RHEL-191886       Resolves: https://redhat.atlassian.net/browse/RHEL-191933       Resolves: https://redhat.atlassian.net/browse/RHEL-191938

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 remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1404:01 advisory.

    * libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)
      * libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)
      * libXfont2: computeProps Property Buffer Heap Buffer Overflow (CVE-2026-56003)

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 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-43652cd5e8 advisory.

    libXfont2 2.0.8 (CVE-2026-56001, CVE-2026-56002, CVE-2026-56003)

Tenable has extracted the preceding description block directly from the Fedora 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 version of libXfont installed on the remote host is prior to 1.5.4-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3815 advisory.

    BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)

    PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)

    computeProps Property Buffer Heap Buffer Overflow (CVE-2026-56003)

Tenable has extracted the preceding description block directly from the tested product 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 packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:51061 advisory.

    X.Org X11 libXfont2 runtime library

    Security Fix(es):

    * libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)

    * libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)

    * libXfont2: computeProps Property Buffer Heap Buffer Overflow (CVE-2026-56003)

    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-2026:51060 advisory.

    X.Org X11 libXfont2 runtime library

    Security Fix(es):

    * libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)

    * libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)

    * libXfont2: computeProps Property Buffer Heap Buffer Overflow (CVE-2026-56003)

    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.

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

    A heap buffer overflow in pcfReadFont() due to missing glyph bounds checking in libXfont2 before 2.0.8     allows attackers authenticated as X client to execute code within the X server.(CVE-2026-56002)

    A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in     libXfont2 ComputeScaledProperties() before libXfont2 before 2.0.8 could be used by attackers using     authenticated X clients to execute code within the X server.(CVE-2026-56003)

    A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size     could be used by attackers able to access the X Server to execute code within the X server     cont(CVE-2026-56001)

Tenable has extracted the preceding description block directly from the EulerOS libXfont2 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 version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 9a1fdf39-7b10-11f1-a315-589cfc10a551 advisory.

    X.Org project reports:
    Multiple issues have been found in the libXfont2 library published                  by X.Org for which we are releasing security fixes in libXfont2-2.0.8.

Tenable has extracted the preceding description block directly from the FreeBSD 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 MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1539:02 advisory.

    * libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)
      * libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)

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 SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2794-1 advisory.

    This update for libXfont2 fixes the following issues

    - CVE-2026-56001: integer overflow in `BitmapScaleBitmaps` can lead to a heap buffer overflow     (bsc#1269018).
    - CVE-2026-56002: insufficient checks in `pcfReadFont` can lead to a heap buffer overflow (bsc#1269019).
    - CVE-2026-56003: missing bounds check in `ComputeScaledProperties` can lead to a heap buffer overflow     (bsc#1269020).

Tenable has extracted the preceding description block directly from the SUSE 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 packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:47079 advisory.

    X.Org X11 libXfont2 runtime library

    Security Fix(es):

    * libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)

    * libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)

    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 Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-47079 advisory.

    [2.0.6-5.1]
    - CVE fix for: CVE-2026-56001, CVE-2026-56002, CVE-2026-56003       Resolves: https://redhat.atlassian.net/browse/RHEL-191882       Resolves: https://redhat.atlassian.net/browse/RHEL-191930       Resolves: https://redhat.atlassian.net/browse/RHEL-191949

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 remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-47103 advisory.

    [2.0.3-2.1]
    - CVE fix for: CVE-2026-56001, CVE-2026-56002, CVE-2026-56003       Resolves: https://redhat.atlassian.net/browse/RHEL-191877       Resolves: https://redhat.atlassian.net/browse/RHEL-191928       Resolves: https://redhat.atlassian.net/browse/RHEL-191948

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 remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:47084 advisory.

    * libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)

    * libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)

Tenable has extracted the preceding description block directly from the RockyLinux 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 packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:47084 advisory.

    X.Org X11 libXfont2 runtime library

    Security Fix(es):

    * libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)

    * libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)

    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 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:51063 advisory.

    X.Org X11 libXfont2 runtime library

    Security Fix(es):

    * libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)

    * libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)

    * libXfont2: computeProps Property Buffer Heap Buffer Overflow (CVE-2026-56003)

    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
326008	SUSE SLES12 Security Update : libXfont2 (SUSE-SU-2026:2793-1)	Nessus	SuSE Local Security Checks	2026/7/9	2026/7/9	high
330610	Oracle Linux 9 : libXfont2 (ELSA-2026-47084)	Nessus	Oracle Linux Local Security Checks	2026/7/29	2026/7/29	high
331405	MiracleLinux 8 : libXfont2-2.0.3-2.el8_10.1 (AXSA:2026-1404:01)	Nessus	Miracle Linux Local Security Checks	2026/7/31	2026/7/31	high
326104	Fedora 44 : libXfont2 (2026-43652cd5e8)	Nessus	Fedora Local Security Checks	2026/7/10	2026/7/10	high
328843	Amazon Linux 2 : libXfont, --advisory ALAS2-2026-3815 (ALAS-2026-3815)	Nessus	Amazon Linux Local Security Checks	2026/7/21	2026/7/21	high
333120	RHEL 10 : libXfont2 (RHSA-2026:51061)	Nessus	Red Hat Local Security Checks	2026/8/6	2026/8/6	high
333122	RHEL 8 : libXfont2 (RHSA-2026:51060)	Nessus	Red Hat Local Security Checks	2026/8/6	2026/8/6	high
343685	EulerOS 2.0 SP12 : libXfont2 (EulerOS-SA-2026-3347)	Nessus	Huawei Local Security Checks	2026/9/8	2026/9/8	high
325982	FreeBSD : libXfont2 -- Multiple vulnerabilities (9a1fdf39-7b10-11f1-a315-589cfc10a551)	Nessus	FreeBSD Local Security Checks	2026/7/9	2026/7/14	high
335332	MiracleLinux 9 : libXfont2-2.0.3-12.el9_8.1 (AXSA:2026-1539:02)	Nessus	Miracle Linux Local Security Checks	2026/8/14	2026/8/14	high
326011	SUSE SLED15 / SLES15 Security Update : libXfont2 (SUSE-SU-2026:2794-1)	Nessus	SuSE Local Security Checks	2026/7/9	2026/7/9	high
330441	RHEL 10 : libXfont2 (RHSA-2026:47079)	Nessus	Red Hat Local Security Checks	2026/7/28	2026/7/29	high
330605	Oracle Linux 10 : libXfont2 (ELSA-2026-47079)	Nessus	Oracle Linux Local Security Checks	2026/7/29	2026/7/29	high
330616	Oracle Linux 8 : libXfont2 (ELSA-2026-47103)	Nessus	Oracle Linux Local Security Checks	2026/7/29	2026/7/29	high
331707	RockyLinux 9 : libXfont2 (RLSA-2026:47084)	Nessus	Rocky Linux Local Security Checks	2026/8/3	2026/8/3	high
331735	RHEL 9 : libXfont2 (RHSA-2026:47084)	Nessus	Red Hat Local Security Checks	2026/8/3	2026/8/3	high
333112	RHEL 7 : libXfont2 (RHSA-2026:51063)	Nessus	Red Hat Local Security Checks	2026/8/6	2026/8/6	high
343690	EulerOS 2.0 SP12 : libXfont2 (EulerOS-SA-2026-3272)	Nessus	Huawei Local Security Checks	2026/9/8	2026/9/8	high

检测

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