Astra Linux - уязвимость в libx11

A vulnerability was discovered in libX11. The security flaw arises because the functions in src/InitExt.c of libX11 do not check whether the values provided for the Request, Event, or Error IDs are within the bounds of the arrays to which those functions refer, by using those IDs as array indices...

JLSEC-2026-474

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...

JLSEC-2026-470 An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows...

An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality,...

Astra Linux – Vulnerability in libx11

The LookupCol.c file in X.Org X, as well as versions of X11 such as X11R7.7 and libX11 before version 1.7.1, may allow remote attackers to execute arbitrary code. The libX11 XLookupColor function, intended for server-side color lookups, contains a flaw that allows a client to send color-name...

OESA-2026-1588 libX11 security update

Core X11 protocol client library. Security Fixes: A buffer overflow flaw was found in X.Org and Xwayland. If XkbChangeTypesOfKey is called with a 0 group, it will resize the key symbols table to 0 but leave the key actions unchanged. If the same function is later called with a non-zero value of...

MiracleLinux 7 : libX11-1.6.7-4.el7 (AXSA:2021-2389:01)

The remote MiracleLinux 7 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2021-2389:01 advisory. libX11: missing request length checks CVE-2021-31535 Tenable has extracted the preceding description block directly from the MiracleLinux security advisory...

MiracleLinux 8 : libX11-1.6.8-8.el8 (AXSA:2024-8318:03)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8318:03 advisory. libX11: out-of-bounds memory access in XkbReadKeySyms CVE-2023-43785 libX11: stack exhaustion from infinite recursion in PutSubImage CVE-2023-43786...

MiracleLinux 8 : libX11-1.6.8-5.el8 (AXSA:2021-2639:02)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2021-2639:02 advisory. libX11: missing request length checks CVE-2021-31535 Tenable has extracted the preceding description block directly from the MiracleLinux security advisory...

MiracleLinux 8 : libX11-1.6.8-6.el8 (AXSA:2023-7235:02)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2023-7235:02 advisory. libX11: InitExt.c can overwrite unintended portions of the Display structure if the extension request leads to a buffer overflow CVE-2023-3138 Tenable has...

MiracleLinux 7 : libX11-1.6.7-3.el7 (AXSA:2020-865:01)

The remote MiracleLinux 7 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2020-865:01 advisory. libX11: integer overflow leads to double free in locale handling CVE-2020-14363 Tenable has extracted the preceding description block directly from the...

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