RHSA-2026:21718

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Source

https://access.redhat.com/errata/RHSA-2026:21718

Import Source

https://security.access.redhat.com/data/osv/RHSA-2026:21718.json

JSON Data

https://api.test.osv.dev/v1/vulns/RHSA-2026:21718

Upstream

CVE-2026-33999

CVE-2026-34000

CVE-2026-34001

CVE-2026-34002

CVE-2026-34003

Published

2026-05-29T10:11:00Z

Modified

2026-06-02T10:08:21Z

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

Red Hat Security Advisory: xorg-x11-server security update

Details

References

Affected packages

Red Hat:rhel_aus:8.6::appstream

xorg-x11-server

Package

Name: xorg-x11-server
Purl: pkg:rpm/redhat/xorg-x11-server

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xdmx

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xdmx-debuginfo

Package

Name: xorg-x11-server-Xdmx-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xdmx-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xephyr

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xephyr-debuginfo

Package

Name: xorg-x11-server-Xephyr-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xephyr-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xnest

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xnest-debuginfo

Package

Name: xorg-x11-server-Xnest-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xnest-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xorg

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xorg-debuginfo

Package

Name: xorg-x11-server-Xorg-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xorg-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xvfb

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xvfb-debuginfo

Package

Name: xorg-x11-server-Xvfb-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xvfb-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-common

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-debuginfo

Package

Name: xorg-x11-server-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-debugsource

Package

Name: xorg-x11-server-debugsource
Purl: pkg:rpm/redhat/xorg-x11-server-debugsource

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

Red Hat:rhel_e4s:8.6::appstream

xorg-x11-server

Package

Name: xorg-x11-server
Purl: pkg:rpm/redhat/xorg-x11-server

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xdmx

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xdmx-debuginfo

Package

Name: xorg-x11-server-Xdmx-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xdmx-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xephyr

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xephyr-debuginfo

Package

Name: xorg-x11-server-Xephyr-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xephyr-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xnest

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xnest-debuginfo

Package

Name: xorg-x11-server-Xnest-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xnest-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xorg

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xorg-debuginfo

Package

Name: xorg-x11-server-Xorg-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xorg-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xvfb

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xvfb-debuginfo

Package

Name: xorg-x11-server-Xvfb-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xvfb-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-common

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-debuginfo

Package

Name: xorg-x11-server-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-debugsource

Package

Name: xorg-x11-server-debugsource
Purl: pkg:rpm/redhat/xorg-x11-server-debugsource

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

Red Hat:rhel_tus:8.6::appstream

xorg-x11-server

Package

Name: xorg-x11-server
Purl: pkg:rpm/redhat/xorg-x11-server

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xdmx

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xdmx-debuginfo

Package

Name: xorg-x11-server-Xdmx-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xdmx-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xephyr

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xephyr-debuginfo

Package

Name: xorg-x11-server-Xephyr-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xephyr-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xnest

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xnest-debuginfo

Package

Name: xorg-x11-server-Xnest-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xnest-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xorg

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xorg-debuginfo

Package

Name: xorg-x11-server-Xorg-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xorg-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xvfb

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-Xvfb-debuginfo

Package

Name: xorg-x11-server-Xvfb-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-Xvfb-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-common

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-debuginfo

Package

Name: xorg-x11-server-debuginfo
Purl: pkg:rpm/redhat/xorg-x11-server-debuginfo

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"

xorg-x11-server-debugsource

Package

Name: xorg-x11-server-debugsource
Purl: pkg:rpm/redhat/xorg-x11-server-debugsource

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0:1.20.11-7.el8_6

Database specific

source

"https://security.access.redhat.com/data/osv/RHSA-2026:21718.json"