ALSA-2026:38486

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Source
https://errata.almalinux.org/9/ALSA-2026-38486.html
Import Source
https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:38486.json
JSON Data
https://api.test.osv.dev/v1/vulns/ALSA-2026:38486
Related
Published
2026-07-13T00:00:00Z
Modified
2026-07-14T11:45:05.378997628Z
Summary
Important: xorg-x11-server security update
Details

X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon.

Security Fix(es):

  • xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow (CVE-2026-55999)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References

Affected packages

AlmaLinux:9
xorg-x11-server-Xdmx

Package

Name
xorg-x11-server-Xdmx
Purl
pkg:rpm/almalinux/xorg-x11-server-Xdmx

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.11-34.el9_8.3

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:38486.json"
xorg-x11-server-Xephyr

Package

Name
xorg-x11-server-Xephyr
Purl
pkg:rpm/almalinux/xorg-x11-server-Xephyr

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.11-34.el9_8.3

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:38486.json"
xorg-x11-server-Xnest

Package

Name
xorg-x11-server-Xnest
Purl
pkg:rpm/almalinux/xorg-x11-server-Xnest

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.11-34.el9_8.3

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:38486.json"
xorg-x11-server-Xorg

Package

Name
xorg-x11-server-Xorg
Purl
pkg:rpm/almalinux/xorg-x11-server-Xorg

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.11-34.el9_8.3

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:38486.json"
xorg-x11-server-Xvfb

Package

Name
xorg-x11-server-Xvfb
Purl
pkg:rpm/almalinux/xorg-x11-server-Xvfb

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.11-34.el9_8.3

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:38486.json"
xorg-x11-server-common

Package

Name
xorg-x11-server-common
Purl
pkg:rpm/almalinux/xorg-x11-server-common

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.11-34.el9_8.3

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:38486.json"
xorg-x11-server-devel

Package

Name
xorg-x11-server-devel
Purl
pkg:rpm/almalinux/xorg-x11-server-devel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.11-34.el9_8.3

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:38486.json"
xorg-x11-server-source

Package

Name
xorg-x11-server-source
Purl
pkg:rpm/almalinux/xorg-x11-server-source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.11-34.el9_8.3

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:38486.json"