Vulnerability Database
Blog
FAQ
Docs
arrow_forward
search
light_mode
dark_mode
RHSA-2026:90309
See a problem?
Please try reporting it
to the source
first.
Source
https://access.redhat.com/errata/RHSA-2026:90309
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:90309.json
JSON Data
https://api.osv.dev/v1/vulns/RHSA-2026:90309
Upstream
CVE (8)
CVE-2026-11979
CVE-2026-6653
CVE-2026-74860
CVE-2026-86138
CVE-2026-86140
CVE-2026-86142
CVE-2026-86143
CVE-2026-86144
Published
2026-11-13T18:47:48Z
Modified
2026-11-13T19:14:02Z
Severity
8.5 (High)
CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS Calculator
Summary
Red Hat Security Advisory: libxml2 security, bug fix, and enhancement update
Details
References
https://access.redhat.com/errata/RHSA-2026:90309
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2491354
https://bugzilla.redhat.com/show_bug.cgi?id=2494191
https://bugzilla.redhat.com/show_bug.cgi?id=2528986
https://bugzilla.redhat.com/show_bug.cgi?id=2528987
https://bugzilla.redhat.com/show_bug.cgi?id=2528989
https://bugzilla.redhat.com/show_bug.cgi?id=2528990
https://bugzilla.redhat.com/show_bug.cgi?id=2528992
https://bugzilla.redhat.com/show_bug.cgi?id=2529697
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_90309.json
https://access.redhat.com/security/cve/CVE-2026-6653
https://www.cve.org/CVERecord?id=CVE-2026-6653
https://nvd.nist.gov/vuln/detail/CVE-2026-6653
https://bugs.launchpad.net/ubuntu/+source/libxml2/+bug/2141260
https://gitlab.gnome.org/GNOME/libxml2/-/work_items/1058
https://access.redhat.com/security/cve/CVE-2026-11979
https://www.cve.org/CVERecord?id=CVE-2026-11979
https://nvd.nist.gov/vuln/detail/CVE-2026-11979
https://cert.pl/en/posts/2026/06/CVE-2026-11979
https://gitlab.gnome.org/GNOME/libxml2/-/commit/c2e233fc1b341685fc99621b2768b503f777a72e
https://access.redhat.com/security/cve/CVE-2026-74860
https://www.cve.org/CVERecord?id=CVE-2026-74860
https://nvd.nist.gov/vuln/detail/CVE-2026-74860
https://access.redhat.com/security/cve/CVE-2026-86138
https://www.cve.org/CVERecord?id=CVE-2026-86138
https://nvd.nist.gov/vuln/detail/CVE-2026-86138
https://github.com/GNOME/libxml2/commit/a4cba4b5b5a8c42e155ed42d2d2a44955465a2e4
https://github.com/GNOME/libxml2/compare/v2.15.3...v2.15.4
https://access.redhat.com/security/cve/CVE-2026-86140
https://www.cve.org/CVERecord?id=CVE-2026-86140
https://nvd.nist.gov/vuln/detail/CVE-2026-86140
https://github.com/GNOME/libxml2/commit/d1686f91dbda141a752200419d35639fd6b38340
https://access.redhat.com/security/cve/CVE-2026-86142
https://www.cve.org/CVERecord?id=CVE-2026-86142
https://nvd.nist.gov/vuln/detail/CVE-2026-86142
https://github.com/GNOME/libxml2/commit/6b3a736c0edc74ceec3d82f5252499d7911b3a58
https://gitlab.gnome.org/GNOME/libxml2/-/work_items/1113
https://access.redhat.com/security/cve/CVE-2026-86143
https://www.cve.org/CVERecord?id=CVE-2026-86143
https://nvd.nist.gov/vuln/detail/CVE-2026-86143
https://github.com/GNOME/libxml2/commit/90f293ba74d28b1d570920382e707586f68ebf35
https://gitlab.gnome.org/GNOME/libxml2/-/work_items/1111
https://access.redhat.com/security/cve/CVE-2026-86144
https://www.cve.org/CVERecord?id=CVE-2026-86144
https://nvd.nist.gov/vuln/detail/CVE-2026-86144
https://github.com/GNOME/libxml2/commit/b63cd517afecb76582dd9488c55e54ceaf50de61
Affected packages
Red Hat:rhel_eus:9.6::appstream
libxml2-debuginfo
Package
Name
libxml2-debuginfo
Purl
pkg:rpm/redhat/libxml2-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:2.9.13-13.el9_6
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:90309.json"
libxml2-debugsource
Package
Name
libxml2-debugsource
Purl
pkg:rpm/redhat/libxml2-debugsource
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:2.9.13-13.el9_6
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:90309.json"
libxml2-devel
Package
Name
libxml2-devel
Purl
pkg:rpm/redhat/libxml2-devel
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:2.9.13-13.el9_6
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:90309.json"
python3-libxml2-debuginfo
Package
Name
python3-libxml2-debuginfo
Purl
pkg:rpm/redhat/python3-libxml2-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:2.9.13-13.el9_6
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:90309.json"
Red Hat:rhel_eus:9.6::baseos
libxml2
Package
Name
libxml2
Purl
pkg:rpm/redhat/libxml2
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:2.9.13-13.el9_6
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:90309.json"
libxml2-debuginfo
Package
Name
libxml2-debuginfo
Purl
pkg:rpm/redhat/libxml2-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:2.9.13-13.el9_6
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:90309.json"
libxml2-debugsource
Package
Name
libxml2-debugsource
Purl
pkg:rpm/redhat/libxml2-debugsource
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:2.9.13-13.el9_6
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:90309.json"
python3-libxml2
Package
Name
python3-libxml2
Purl
pkg:rpm/redhat/python3-libxml2
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:2.9.13-13.el9_6
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:90309.json"
python3-libxml2-debuginfo
Package
Name
python3-libxml2-debuginfo
Purl
pkg:rpm/redhat/python3-libxml2-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:2.9.13-13.el9_6
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:90309.json"
RHSA-2026:90309 - OSV