Description
A vulnerability classified as critical was found in X.org Server. Affected by this vulnerability is the function _GetCountedString of the file xkb/xkb.c. The manipulation leads to buffer overflow. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211051.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| X.org | Server | — | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | xorg-server | 2:21.1.4-3 | — |
| Debian 14 | xwayland | 2:22.1.5-1 | — |
| Debian 13 | xorg-server | 2:21.1.4-3 | — |
| Debian 13 | xwayland | 2:22.1.5-1 | — |
| Debian 12 | xorg-server | 2:21.1.4-3 | — |
| Debian 12 | xwayland | 2:22.1.5-1 | — |
| Debian 11 | xorg-server | 2:1.20.11-1+deb11u3 | DSA-5278-1 |
| Debian 10 | xorg-server | 2:1.20.4-1+deb10u6 | DLA-3185-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | xorg-server | 2:21.1.3-2ubuntu2.3 | USN-5740-1 |
| Ubuntu 22.04 LTS | xwayland | 2:22.1.1-1ubuntu0.3 | USN-5740-1 |
| Ubuntu 20.04 LTS | xorg-server | 2:1.20.13-1ubuntu1~20.04.4 | USN-5740-1 |
| Ubuntu 18.04 LTS | xorg-server | 2:1.19.6-1ubuntu4.12 | USN-5740-1 |
| Ubuntu 18.04 LTS | xorg-server-hwe-18.04 | 2:1.20.8-2ubuntu2.2~18.04.8 | USN-5740-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | xorg-server | 2:1.18.4-0ubuntu0.12+esm4 | USN-5740-1 |
| Ubuntu Pro 16.04 LTS | xorg-server-hwe-16.04 | 2:1.19.6-1ubuntu4.1~16.04.6+esm3 | USN-5740-1 |
| Ubuntu Pro 14.04 LTS | xorg-server | 2:1.15.1-0ubuntu2.11+esm6 | USN-5740-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | xorg-x11-server +8 | 1.20.11-17.el9 | RHSA-2023:2248 |
| RHEL 9 | xorg-x11-server-Xwayland | 21.1.3-7.el9 | RHSA-2023:2249 |
| RHEL 8 | xorg-x11-server +8 | 1.20.11-15.el8 | RHSA-2023:2806 |
| RHEL 8 | xorg-x11-server-Xwayland | 21.1.3-10.el8 | RHSA-2023:2805 |
| RHEL 7 | xorg-x11-server +9 | 1.20.4-19.el7_9 | RHSA-2022:8491 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | xorg-x11-server-Xdmx +7 | 1.20.11-17.el9 | ALSA-2023:2248 |
| AlmaLinux 9 | xorg-x11-server-Xwayland | 21.1.3-7.el9 | ALSA-2023:2249 |
| AlmaLinux 8 | xorg-x11-server-Xdmx +7 | 1.20.11-15.el8 | ALSA-2023:2806 |
| AlmaLinux 8 | xorg-x11-server-Xwayland | 21.1.3-10.el8 | ALSA-2023:2805 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3862-1, SUSE-SU-2022:3857-1 |
| SLES 15 SP4 | xwayland | 21.1.4-150400.3.3.1 | SUSE-SU-2022:3941-1 |
| SLES 15 SP3 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3857-1 |
| SLES 15 SP2 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3857-1 |
| SLES 15 SP1 | xorg-x11-server | 1.20.3-150100.14.5.28.1 | SUSE-SU-2022:3856-1 |
| SLES 15 | xorg-x11-server | 1.19.6-150000.8.42.1 | SUSE-SU-2022:3850-1 |
Show 19 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | xorg-x11-server | 1.19.6-10.35.1 | SUSE-SU-2022:3863-1 |
| SLES 12 SP4 | xorg-x11-server | 1.19.6-4.34.1 | SUSE-SU-2022:3841-1 |
| SLES 12 SP3 | xorg-x11-server | 7.6_1.18.3-76.52.1 | SUSE-SU-2022:3840-1 |
| SLES 12 SP2 | xorg-x11-server | 7.6_1.18.3-76.52.1 | SUSE-SU-2022:3840-1 |
| SLES for SAP 15 SP2 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3857-1 |
| SLES for SAP 15 SP1 | xorg-x11-server | 1.20.3-150100.14.5.28.1 | SUSE-SU-2022:3856-1 |
| SLES for SAP 15 | xorg-x11-server | 1.19.6-150000.8.42.1 | SUSE-SU-2022:3850-1 |
| SLES for SAP 12 SP5 | xorg-x11-server | 1.19.6-10.35.1 | SUSE-SU-2022:3863-1 |
| SLES for SAP 12 SP4 | xorg-x11-server | 1.19.6-4.34.1 | SUSE-SU-2022:3841-1 |
| SLE HPC 15 SP2 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3857-1 |
| SLE HPC 15 SP1 | xorg-x11-server | 1.20.3-150100.14.5.28.1 | SUSE-SU-2022:3856-1 |
| SLE HPC 15 | xorg-x11-server | 1.19.6-150000.8.42.1 | SUSE-SU-2022:3850-1 |
| SUSE OpenStack Cloud Crowbar 9 | xorg-x11-server | 1.19.6-4.34.1 | SUSE-SU-2022:3841-1 |
| SUSE OpenStack Cloud 9 | xorg-x11-server | 1.19.6-4.34.1 | SUSE-SU-2022:3841-1 |
| SUSE Manager Server 4.1 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3857-1 |
| SUSE Manager Retail Branch Server 4.1 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3857-1 |
| SUSE Manager Proxy 4.1 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3857-1 |
| SUSE Enterprise Storage 7 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3857-1 |
| SUSE Enterprise Storage 6 | xorg-x11-server | 1.20.3-150100.14.5.28.1 | SUSE-SU-2022:3856-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | xorg-x11-server | 21.1.4-2.1 | openSUSE-SU-2024:12427-1 |
| openSUSE Tumbleweed | xwayland | 22.1.3-2.1 | openSUSE-SU-2024:12428-1 |
| openSUSE Leap 15.4 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3862-1, SUSE-SU-2022:3857-1 |
| openSUSE Leap 15.4 | xwayland | 21.1.4-150400.3.3.1 | SUSE-SU-2022:3941-1 |
| openSUSE Leap 15.3 | xorg-x11-server | 1.20.3-150200.22.5.58.1 | SUSE-SU-2022:3857-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | xorg-x11-server-Xdmx +7 | 1.20.14-12.amzn2023.0.2 | ALAS2023-2023-102 |
| Amazon Linux 2 | xorg-x11-server-Xdmx +8 | 1.20.4-19.amzn2.0.1 | ALAS2-2023-1910 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | xorg-x11-server | No fix yet | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | xorg-x11-server-Xdmx +7 | 1.20.11-17.el9 | ELSA-2023-2248 |
| Oracle Linux 9 | xorg-x11-server-Xwayland | 21.1.3-7.el9 | ELSA-2023-2249 |
| Oracle Linux 8 | xorg-x11-server-Xdmx +7 | 1.20.11-15.el8 | ELSA-2023-2806 |
| Oracle Linux 8 | xorg-x11-server-Xwayland | 21.1.3-10.el8 | ELSA-2023-2805 |
| Oracle Linux 7 | xorg-x11-server-Xdmx +8 | 1.20.4-19.el7_9 | ELSA-2022-8491 |
Advisories 30
- ALSA-2023:2249 Moderate: xorg-x11-server-Xwayland security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:2248 Moderate: xorg-x11-server security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:2805 Moderate: xorg-x11-server-Xwayland security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:2806 Moderate: xorg-x11-server security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- USN-5740-1 xorg-server, xorg-server-hwe-16.04, xorg-server-hwe-18.04, xwayland vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- RHSA-2023:2806 Red Hat Security Advisory: xorg-x11-server security and bug fix update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2023:2805 Red Hat Security Advisory: xorg-x11-server-Xwayland security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2023:2248 Red Hat Security Advisory: xorg-x11-server security and bug fix update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2023:2249 Red Hat Security Advisory: xorg-x11-server-Xwayland security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2022:8491 Red Hat Security Advisory: xorg-x11-server security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- DSA-5278-1 xorg-server - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3185-1 xorg-server - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2022:3862-1 Security update for xorg-x11-server SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12427-1 xorg-x11-server-21.1.4-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3863-1 Security update for xorg-x11-server SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3941-1 Security update for xwayland SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12428-1 xwayland-22.1.3-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3856-1 Security update for xorg-x11-server SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3840-1 Security update for xorg-x11-server SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3857-1 Security update for xorg-x11-server SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3841-1 Security update for xorg-x11-server SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3850-1 Security update for xorg-x11-server SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2022-1759 X.Org X11: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 29, 2023
- ELSA-2023-2806 Moderate: xorg-x11-server security and bug fix update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 24, 2023
- ELSA-2023-2805 Moderate: xorg-x11-server-Xwayland security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 24, 2023
- ELSA-2023-2249 Moderate: xorg-x11-server-Xwayland security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · May 15, 2023
- ELSA-2023-2248 Moderate: xorg-x11-server security and bug fix update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · May 15, 2023
- ALAS2023-2023-102 Important: xorg-x11-server security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Feb 22, 2023
- ALAS2-2023-1910 Important: xorg-x11-server security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Jan 20, 2023
- ELSA-2022-8491 Important: xorg-x11-server security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 16, 2022
References
- https://cgit.freedesktop.org/xorg/xserver/commit/?id=11beef0b7f1ed290348e45618e5fa0d2bffcb72e
- https://vuldb.com/?id.211051
- [debian-lts-announce] 20221110 [SECURITY] [DLA 3185-1] xorg-server security update mailing-list
- FEDORA-2022-64ad80875c vendor-advisory
- DSA-5278 vendor-advisory
- FEDORA-2022-613e993500 vendor-advisory
- FEDORA-2022-5495b36bed vendor-advisory
- FEDORA-2022-9100b7aafd vendor-advisory
- GLSA-202305-30 vendor-advisory