It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2023-383 advisory.

    libX11: out-of-bounds memory access in _XkbReadKeySyms() (CVE-2023-43785)

    A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw     allows a local user to consume all available system resources and cause a denial of service condition.
    (CVE-2023-43786)

    libX11: integer overflow in XCreateImage() leading to a heap overflow. (CVE-2023-43787)

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 version of libXpm installed on the remote host is prior to 3.5.10-2.12. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS-2023-1875 advisory.

    A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw     allows a local user to consume all available system resources and cause a denial of service condition.
    (CVE-2023-43786)

    libX11: integer overflow in XCreateImage() leading to a heap overflow. (CVE-2023-43787)

    libXpm: out of bounds read on XPM with corrupted colormap (CVE-2023-43789)

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 version of libXpm installed on the remote host is prior to 3.5.12-9. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2024-2389 advisory.

    A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw     allows a local user to consume all available system resources and cause a denial of service condition.
    (CVE-2023-43786)

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

Note that Nessus has not tested for this issue 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-2024-2973 advisory.

    - Fix CVE-2023-43785: out-of-bounds memory access in _XkbReadKeySyms()
    - Fix CVE-2023-43786: stack exhaustion from infinite recursion in       PutSubImage()

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 CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2024:2973 advisory.

  - A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function.
    This flaw allows a local user to trigger an out-of-bounds read error and read the contents of memory on     the system. (CVE-2023-43785)

  - A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw     allows a local user to consume all available system resources and cause a denial of service condition.
    (CVE-2023-43786)

  - A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This     flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated     privileges. (CVE-2023-43787)

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-2024:2145 advisory.

    The libX11 packages contain the core X11 protocol client library.

    Security Fix(es):

    * libX11: out-of-bounds memory access in _XkbReadKeySyms() (CVE-2023-43785)

    * libX11: stack exhaustion from infinite recursion in PutSubImage() (CVE-2023-43786)

    * libX11: integer overflow in XCreateImage() leading to a heap overflow (CVE-2023-43787)

    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.

    Additional Changes:

    For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.4 Release Notes     linked from 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 SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:3963-1 advisory.

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

ID	Name	Product	Family	Published	Updated	Severity
183823	Amazon Linux 2023 : libX11, libX11-common, libX11-devel (ALAS2023-2023-383)	Nessus	Amazon Linux Local Security Checks	10/24/2023	12/11/2024	high
184386	Amazon Linux AMI : libXpm (ALAS-2023-1875)	Nessus	Amazon Linux Local Security Checks	11/3/2023	12/11/2024	high
187818	Amazon Linux 2 : libXpm (ALAS-2024-2389)	Nessus	Amazon Linux Local Security Checks	1/9/2024	12/11/2024	medium
197999	Oracle Linux 8 : libX11 (ELSA-2024-2973)	Nessus	Oracle Linux Local Security Checks	5/28/2024	11/2/2024	high
197654	CentOS 8 : libX11 (CESA-2024:2973)	Nessus	CentOS Local Security Checks	5/22/2024	5/22/2024	high
194776	RHEL 9 : libX11 (RHSA-2024:2145)	Nessus	Red Hat Local Security Checks	4/30/2024	11/7/2024	high
182570	SUSE SLED15 / SLES15 / openSUSE 15 Security Update : libX11 (SUSE-SU-2023:3963-1)	Nessus	SuSE Local Security Checks	10/5/2023	10/16/2023	high

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