CVE-2023-43785
libx11: A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function
CVE-2023-43785 is fixed in 11 products on 1 platform, first by libx11-6 2:1.6.4-3ubuntu0.4+esm2, released October 2, 2023. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.8
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0067
52nd percentile
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libX11 · RHEL 8 | 0:1.6.8-8.el8 | RHSA-2024:2973 | May 22, 2024 |
| libX11 · RHEL 9 | 0:1.7.0-9.el9 | RHSA-2024:2145 | Apr 30, 2024 |
| libX11 · almalinux 8 | 1.6.8-8.el8 | ALSA-2024:2973 | May 22, 2024 |
| libX11 · almalinux 9 | 1.7.0-9.el9 | ALSA-2024:2145 | Apr 30, 2024 |
| libX11 · amzn 2023 | 1.7.2-3.amzn2023.0.4 | ALAS2023-2023-383 | Oct 12, 2023 |
| libX11 · ol 8 | 0:1.6.8-8.el8 | ELSA-2024-2973 | May 23, 2024 |
| libX11 · ol 9 | 0:1.7.0-9.el9 | ELSA-2024-2145 | May 2, 2024 |
| libX11 · rocky 8 | 0:1.6.8-8.el8 | RLSA-2024:2973 | May 7, 2025 |
| libX11 · rocky 9 | 0:1.7.0-9.el9 | RLSA-2024:2145 | May 7, 2025 |
| libX11-common · RHEL 8 | 0:1.6.8-8.el8 | RHSA-2024:2973 | May 22, 2024 |
| libX11-common · RHEL 9 | 0:1.7.0-9.el9 | RHSA-2024:2145 | Apr 30, 2024 |
| libX11-common · almalinux 8 | 1.6.8-8.el8 | ALSA-2024:2973 | May 22, 2024 |
| libX11-common · almalinux 9 | 1.7.0-9.el9 | ALSA-2024:2145 | Apr 30, 2024 |
| libX11-common · amzn 2023 | 1.7.2-3.amzn2023.0.4 | ALAS2023-2023-383 | Oct 12, 2023 |
| libX11-common · ol 8 | 0:1.6.8-8.el8 | ELSA-2024-2973 | May 23, 2024 |
| libX11-common · ol 9 | 0:1.7.0-9.el9 | ELSA-2024-2145 | May 2, 2024 |
| libX11-debuginfo · amzn 2023 | 1.7.2-3.amzn2023.0.4 | ALAS2023-2023-383 | Oct 12, 2023 |
| libX11-debugsource · amzn 2023 | 1.7.2-3.amzn2023.0.4 | ALAS2023-2023-383 | Oct 12, 2023 |
| libX11-devel · RHEL 8 | 0:1.6.8-8.el8 | RHSA-2024:2973 | May 22, 2024 |
| libX11-devel · RHEL 9 | 0:1.7.0-9.el9 | RHSA-2024:2145 | Apr 30, 2024 |
| libX11-devel · almalinux 8 | 1.6.8-8.el8 | ALSA-2024:2973 | May 22, 2024 |
| libX11-devel · almalinux 9 | 1.7.0-9.el9 | ALSA-2024:2145 | Apr 30, 2024 |
| libX11-devel · amzn 2023 | 1.7.2-3.amzn2023.0.4 | ALAS2023-2023-383 | Oct 12, 2023 |
| libX11-devel · ol 8 | 0:1.6.8-8.el8 | ELSA-2024-2973 | May 23, 2024 |
| libX11-devel · ol 9 | 0:1.7.0-9.el9 | ELSA-2024-2145 | May 2, 2024 |
| libX11-xcb · RHEL 8 | 0:1.6.8-8.el8 | RHSA-2024:2973 | May 22, 2024 |
| libX11-xcb · RHEL 9 | 0:1.7.0-9.el9 | RHSA-2024:2145 | Apr 30, 2024 |
| libX11-xcb · almalinux 8 | 1.6.8-8.el8 | ALSA-2024:2973 | May 22, 2024 |
| libX11-xcb · almalinux 9 | 1.7.0-9.el9 | ALSA-2024:2145 | Apr 30, 2024 |
| libX11-xcb · amzn 2023 | 1.7.2-3.amzn2023.0.4 | ALAS2023-2023-383 | Oct 12, 2023 |
| libX11-xcb · ol 8 | 0:1.6.8-8.el8 | ELSA-2024-2973 | May 23, 2024 |
| libX11-xcb · ol 9 | 0:1.7.0-9.el9 | ELSA-2024-2145 | May 2, 2024 |
| libX11-xcb-debuginfo · amzn 2023 | 1.7.2-3.amzn2023.0.4 | ALAS2023-2023-383 | Oct 12, 2023 |
| libx11 · Debian 11.6 (bullseye) | 2:1.7.2-1+deb11u2 | DSA-5517-1 | Oct 5, 2023 |
| libx11 · Debian 12.15 (bookworm) | 2:1.8.4-2+deb12u2 | DSA-5517-1 | Oct 5, 2023 |
| libx11 · Debian 13.5 (trixie) | 2:1.8.7-1 | DEBIAN-CVE-2023-43785 | Oct 10, 2023 |
| libx11 · Debian 14 | 2:1.8.7-1 | DEBIAN-CVE-2023-43785 | Oct 10, 2023 |
| libx11-6 · Ubuntu 18.04.6 LTS (bionic) | 2:1.6.4-3ubuntu0.4+esm2 | libx11-6 2:1.6.4-3ubuntu0.4+esm2 | Oct 2, 2023 |
| libx11-6 · Ubuntu 20.04 LTS (focal) | 2:1.6.9-2ubuntu1.6 | libx11-6 2:1.6.9-2ubuntu1.6 | Oct 2, 2023 |
| libx11-6 · Ubuntu 22.04.1 LTS (jammy) | 2:1.7.5-1ubuntu0.3 | libx11-6 2:1.7.5-1ubuntu0.3 | Oct 2, 2023 |
| libx11-data · Ubuntu 18.04.6 LTS (bionic) | 2:1.6.4-3ubuntu0.4+esm2 | libx11-data 2:1.6.4-3ubuntu0.4+esm2 | Oct 2, 2023 |
| libx11-data · Ubuntu 20.04 LTS (focal) | 2:1.6.9-2ubuntu1.6 | libx11-data 2:1.6.9-2ubuntu1.6 | Oct 2, 2023 |
| libx11-data · Ubuntu 22.04.1 LTS (jammy) | 2:1.7.5-1ubuntu0.3 | libx11-data 2:1.7.5-1ubuntu0.3 | Oct 2, 2023 |
| libx11-xcb1 · Ubuntu 18.04.6 LTS (bionic) | 2:1.6.4-3ubuntu0.4+esm2 | libx11-xcb1 2:1.6.4-3ubuntu0.4+esm2 | Oct 2, 2023 |
| libx11-xcb1 · Ubuntu 20.04 LTS (focal) | 2:1.6.9-2ubuntu1.6 | libx11-xcb1 2:1.6.9-2ubuntu1.6 | Oct 2, 2023 |
| libx11-xcb1 · Ubuntu 22.04.1 LTS (jammy) | 2:1.7.5-1ubuntu0.3 | libx11-xcb1 2:1.7.5-1ubuntu0.3 | Oct 2, 2023 |
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