The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55446 advisory.

    X.Org X11 libXfont2 runtime library

    Security Fix(es):

    * libxfont2: Font Server Client encoding[] Out-Of-Bounds Read/Write (CVE-2026-59679)

    * libxfonts2: libXfont2: Privilege Escalation via Heap Buffer Overflow in Font Server Client     (CVE-2026-44950)

    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 packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55447 advisory.

    X.Org X11 libXfont2 runtime library

    Security Fix(es):

    * libxfont2: Font Server Client encoding[] Out-Of-Bounds Read/Write (CVE-2026-59679)

    * libxfonts2: libXfont2: Privilege Escalation via Heap Buffer Overflow in Font Server Client     (CVE-2026-44950)

    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 RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:55447 advisory.

    * libxfont2: Font Server Client encoding[] Out-Of-Bounds Read/Write (CVE-2026-59679)

    * libxfonts2: libXfont2: Privilege Escalation via Heap Buffer Overflow in Font Server Client     (CVE-2026-44950)

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 Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-55448 advisory.

    - CVE fix for: CVE-2026-59679       Resolves: https://redhat.atlassian.net/browse/RHEL-221949

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 Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:62231 advisory.

    X.Org X11 libXfont2 runtime library

    Security Fix(es):

    * libxfont2: Font Server Client encoding[] Out-Of-Bounds Read/Write (CVE-2026-59679)

    * libxfonts2: libXfont2: Privilege Escalation via Heap Buffer Overflow in Font Server Client     (CVE-2026-44950)

    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
335960	RHEL 8 : libXfont2 (RHSA-2026:55446)	Nessus	Red Hat Local Security Checks	2026/8/17	2026/9/11	critical
335961	RHEL 9 : libXfont2 (RHSA-2026:55447)	Nessus	Red Hat Local Security Checks	2026/8/17	2026/9/11	critical
335982	RockyLinux 9 : libXfont2 (RLSA-2026:55447)	Nessus	Rocky Linux Local Security Checks	2026/8/17	2026/9/11	critical
336006	Oracle Linux 10 : libXfont2 (ELSA-2026-55448)	Nessus	Oracle Linux Local Security Checks	2026/8/17	2026/9/11	critical
342248	RHEL 7 : libXfont2 (RHSA-2026:62231)	Nessus	Red Hat Local Security Checks	2026/9/1	2026/9/11	critical

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