RLSA-2026:99865

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Source
https://errata.rockylinux.org/RLSA-2026:99865
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:99865
Upstream
Published
2026-11-14T06:01:31Z
Modified
2026-11-14T06:30:02Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Moderate: 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-server: xorg-x11-server: arbitrary code execution via out-of-bounds write in XKB keycode handling (CVE-2026-93520)

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.

Database specific 
{
    "license": "CC-BY-4.0",
    "license_url": "https://creativecommons.org/licenses/by/4.0/",
    "source_advisory": "RHSA-2026:99865"
}
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:8
xorg-x11-server-common

Package

Name
xorg-x11-server-common
Purl
pkg:rpm/rocky-linux/xorg-x11-server-common?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-debuginfo

Package

Name
xorg-x11-server-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-debugsource

Package

Name
xorg-x11-server-debugsource
Purl
pkg:rpm/rocky-linux/xorg-x11-server-debugsource?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-devel

Package

Name
xorg-x11-server-devel
Purl
pkg:rpm/rocky-linux/xorg-x11-server-devel?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "PowerTools"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xdmx

Package

Name
xorg-x11-server-Xdmx
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xdmx?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xdmx-debuginfo

Package

Name
xorg-x11-server-Xdmx-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xdmx-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xephyr

Package

Name
xorg-x11-server-Xephyr
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xephyr?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xephyr-debuginfo

Package

Name
xorg-x11-server-Xephyr-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xephyr-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xnest

Package

Name
xorg-x11-server-Xnest
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xnest?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xnest-debuginfo

Package

Name
xorg-x11-server-Xnest-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xnest-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xorg

Package

Name
xorg-x11-server-Xorg
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xorg?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xorg-debuginfo

Package

Name
xorg-x11-server-Xorg-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xorg-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xvfb

Package

Name
xorg-x11-server-Xvfb
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xvfb?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xvfb-debuginfo

Package

Name
xorg-x11-server-Xvfb-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xvfb-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-common

Package

Name
xorg-x11-server-common
Purl
pkg:rpm/rocky-linux/xorg-x11-server-common?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-debuginfo

Package

Name
xorg-x11-server-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-debugsource

Package

Name
xorg-x11-server-debugsource
Purl
pkg:rpm/rocky-linux/xorg-x11-server-debugsource?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-devel

Package

Name
xorg-x11-server-devel
Purl
pkg:rpm/rocky-linux/xorg-x11-server-devel?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "PowerTools"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xdmx

Package

Name
xorg-x11-server-Xdmx
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xdmx?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xdmx-debuginfo

Package

Name
xorg-x11-server-Xdmx-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xdmx-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xephyr

Package

Name
xorg-x11-server-Xephyr
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xephyr?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xephyr-debuginfo

Package

Name
xorg-x11-server-Xephyr-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xephyr-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xnest

Package

Name
xorg-x11-server-Xnest
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xnest?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xnest-debuginfo

Package

Name
xorg-x11-server-Xnest-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xnest-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xorg

Package

Name
xorg-x11-server-Xorg
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xorg?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xorg-debuginfo

Package

Name
xorg-x11-server-Xorg-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xorg-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xvfb

Package

Name
xorg-x11-server-Xvfb
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xvfb?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-Xvfb-debuginfo

Package

Name
xorg-x11-server-Xvfb-debuginfo
Purl
pkg:rpm/rocky-linux/xorg-x11-server-Xvfb-debuginfo?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-debugsource

Package

Name
xorg-x11-server-debugsource
Purl
pkg:rpm/rocky-linux/xorg-x11-server-debugsource?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "PowerTools"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-devel

Package

Name
xorg-x11-server-devel
Purl
pkg:rpm/rocky-linux/xorg-x11-server-devel?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "PowerTools"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"
xorg-x11-server-source

Package

Name
xorg-x11-server-source
Purl
pkg:rpm/rocky-linux/xorg-x11-server-source?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:1.20.11-28.el8_10.6
Database specific
Show details 
{
    "yum_repository": "PowerTools"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:99865.json"