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2.5
Red Hat libxml2 may let attackers run code
published 8 days ago
Summary
The libxml2 library included in Red Hat systems can be tricked into processing specially crafted XML data, which could let an attacker execute unauthorized commands on the server. This could lead to data loss or further compromise of your network. Apply the latest Red Hat updates for libxml2 as soon as possible to protect your environment.
What to do
- Update redhat libxml2-debuginfo to version 0:2.9.13-3.el9_2.12.
- Update redhat libxml2-debugsource to version 0:2.9.13-3.el9_2.12.
- Update redhat libxml2-devel to version 0:2.9.13-3.el9_2.12.
- Update redhat python3-libxml2-debuginfo to version 0:2.9.13-3.el9_2.12.
- Update redhat libxml2 to version 0:2.9.13-3.el9_2.12.
- Update redhat python3-libxml2 to version 0:2.9.13-3.el9_2.12.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| Red Hat:rhel_e4s:9.2::appstream | redhat | libxml2-debuginfo |
< 0:2.9.13-3.el9_2.12 Fix: upgrade to 0:2.9.13-3.el9_2.12
|
| Red Hat:rhel_e4s:9.2::appstream | redhat | libxml2-debugsource |
< 0:2.9.13-3.el9_2.12 Fix: upgrade to 0:2.9.13-3.el9_2.12
|
| Red Hat:rhel_e4s:9.2::appstream | redhat | libxml2-devel |
< 0:2.9.13-3.el9_2.12 Fix: upgrade to 0:2.9.13-3.el9_2.12
|
| Red Hat:rhel_e4s:9.2::appstream | redhat | python3-libxml2-debuginfo |
< 0:2.9.13-3.el9_2.12 Fix: upgrade to 0:2.9.13-3.el9_2.12
|
| Red Hat:rhel_e4s:9.2::baseos | redhat | libxml2 |
< 0:2.9.13-3.el9_2.12 Fix: upgrade to 0:2.9.13-3.el9_2.12
|
| Red Hat:rhel_e4s:9.2::baseos | redhat | libxml2-debuginfo |
< 0:2.9.13-3.el9_2.12 Fix: upgrade to 0:2.9.13-3.el9_2.12
|
| Red Hat:rhel_e4s:9.2::baseos | redhat | libxml2-debugsource |
< 0:2.9.13-3.el9_2.12 Fix: upgrade to 0:2.9.13-3.el9_2.12
|
| Red Hat:rhel_e4s:9.2::baseos | redhat | python3-libxml2 |
< 0:2.9.13-3.el9_2.12 Fix: upgrade to 0:2.9.13-3.el9_2.12
|
| Red Hat:rhel_e4s:9.2::baseos | redhat | python3-libxml2-debuginfo |
< 0:2.9.13-3.el9_2.12 Fix: upgrade to 0:2.9.13-3.el9_2.12
|
Original advisory text
Red Hat Security Advisory: libxml2 security update
References
- https://access.redhat.com/errata/RHSA-2026:79118 Vendor Advisory
- https://access.redhat.com/security/updates/classification/#low Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2372952 Third Party Advisory
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_79118.... Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2025-6170 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2025-6170 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-6170 Vendor Advisory
- https://gitlab.gnome.org/GNOME/libxml2/-/issues/941 Third Party Advisory
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker partial control (estimated)
Timeline
Published10 Oct 2026
Updated10 Oct 2026
First seen10 Oct 2026
Sources
RHSA-2026:79118 · OSV
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