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Fencer Vulns
medium 5.5

CVE-2023-43789 json

Libxpm: out of bounds read on xpm with corrupted colormap

published 2023-10-12 3 y ago modified 2026-11-07 46 h ago also EUVD-2023-48166 , JLSEC-2026-287

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits
0
none known

Summary

A vulnerability was found in libXpm where a vulnerability exists due to a boundary condition, a local user can trigger an out-of-bounds read error and read contents of memory on the system.

Patch / fix

  • julia Xorg_libXpm_jll 3.5.17+0
  • Red Hat Red Hat Enterprise Linux 8 0:2.3.4-20.el8, 0:3.5.12-11.el8
  • Red Hat Red Hat Enterprise Linux 9 0:2.3.4-28.el9, 0:3.5.13-10.el9
  • libxpm Debian 12 1:3.5.12-1.1+deb12u1
  • libxpm Debian 14, Debian 13 1:3.5.17-1

debian advisories DEBIAN-CVE-2023-43789

  • libxpm Ubuntu 20.04 LTS 1:3.5.12-1ubuntu0.20.04.2
  • libxpm Ubuntu 22.04 LTS 1:3.5.12-1ubuntu0.22.04.2
  • libxpm Ubuntu 24.04 LTS 1:3.5.12-1.1ubuntu1
  • libxpm Ubuntu Pro 14.04 LTS 1:3.5.10-1ubuntu0.1+esm2
  • libxpm Ubuntu Pro 16.04 LTS 1:3.5.11-1ubuntu0.16.04.1+esm2
  • libxpm Ubuntu Pro 18.04 LTS 1:3.5.12-1ubuntu0.18.04.2+esm1

ubuntu advisories UBUNTU-CVE-2023-43789

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • motif RHEL 8 2.3.4-20.el8
  • libXpm RHEL 8 3.5.12-11.el8
  • motif RHEL 9 2.3.4-28.el9
  • libXpm RHEL 9 3.5.13-10.el9

red hat advisories RHSA-2024:3022RHSA-2024:2974RHSA-2024:2217RHSA-2024:2146

  • libXpm SLE Workstation Extension 15 SP5, SLE Workstation Extension 15 SP4, SLE Module for Package Hub 15 SP5 +7 more 3.5.12-150000.3.10.1
  • libXpm SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 3.5.11-6.10.1

suse advisories SUSE-SU-2023:3965-1SUSE-SU-2023:3962-1

  • libXpm AlmaLinux 8 3.5.12-11.el8
  • motif AlmaLinux 8 2.3.4-20.el8
  • libXpm AlmaLinux 9 3.5.13-10.el9
  • motif AlmaLinux 9 2.3.4-28.el9

almalinux advisories ALSA-2024:2974ALSA-2024:3022ALSA-2024:2146ALSA-2024:2217

  • libXpm Rocky Linux 9 3.5.13-10.el9
  • motif Rocky Linux 9 2.3.4-28.el9
  • motif Rocky Linux 8 2.3.4-20.el8
  • libXpm Rocky Linux 8 3.5.12-11.el8

rocky linux advisories RLSA-2024:2146RLSA-2024:2217RLSA-2024:3022RLSA-2024:2974

  • libxpm Alpine 3.24, Alpine 3.23, Alpine 3.22 +3 more 3.5.17-r0

alpine advisories ALPINE-CVE-2023-43789

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • libXpm CBL-Mariner 2.0 3.5.17-1

azure linux advisories AZL-31490

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-43789 updated cvss 5.5

libXpm: out of bounds read on XPM with corrupted colormap

  • Red Hat Enterprise Linux 6 libXpm Red Hat Enterprise Linux 7 motif, libXpm
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux AppStream (v. 8) motif 2.3.4-20.el8, libXpm 3.5.12-11.el8
    fixed: vendor fix RHSA-2024:2974
  • Red Hat Enterprise Linux AppStream (v. 9) motif 2.3.4-28.el9, libXpm 3.5.13-10.el9
    fixed: vendor fix RHSA-2024:2146

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
OSV 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
julia Xorg_libXpm_jll
<3.5.17+0
3.5.17+0

Affected products

  • Red Hat Red Hat Enterprise Linux 8
  • Red Hat Red Hat Enterprise Linux 9
  • Red Hat Red Hat Enterprise Linux 6
  • Red Hat Red Hat Enterprise Linux 7

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.