CVE-2024-45491

critical
Published 2024-09-18 · Modified 2024-09-19
CVSS v3
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
VIR risk
9.8

Description

Moderate: expat security update

Predictions

Exploit likelihood
97%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/9/ALSA-2024-6754.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/8/ALSA-2024-6989.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://bugzilla.redhat.com/2308617

vendor Authored 2026-05-27

Vendor advisory: alma — https://bugzilla.redhat.com/2308615

vendor Authored 2026-05-27

Vendor advisory: alma — https://access.redhat.com/errata/RHSA-2024:6989

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/8/ALSA-2024-8859.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://bugzilla.redhat.com/2308616

vendor Authored 2026-05-27

Vendor advisory: alma — https://access.redhat.com/errata/RHSA-2024:8859

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2024:6754

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2024-45491.html

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2024-45491

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2024:6989

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2024:8859

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/libexpat/libexpat/pull/891

vendor Authored 2026-05-27

Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2024:6754

OS impact

OSVersionStatusFixed in
redhat rhel9fixed
rockylinux rocky8fixed
debian debianbookwormfixed2.5.0-1+deb12u1
debian debianbullseyefixed2.2.10-2+deb11u6
debian debianforkyfixed2.6.2-2
debian debiansidfixed2.6.2-2
debian debiantrixiefixed2.6.2-2
suse slesaffected
rockylinux rocky9fixed

Application impact

VendorProductVersionsFixed
libexpat_projectlibexpat{"endExcluding":"2.6.3"}2.6.3

References

CWEs

CWE-190

Verify integrity in audit chain (admin only). AS-IS.