Public vulnerability disclosure

CVE-2026-34001

Xorg: xwayland: x.org x server: use-after-free vulnerability leads to server crash and potential memory corruption

publishedCWE-825

A flaw was found in the X.Org X server. This use-after-free vulnerability occurs in the XSYNC fence triggering logic, specifically within the miSyncTriggerFence() function. An attacker with access to the X11 server can exploit this without user interaction, leading to a server crash and potentially enabling memory corruption. This could result in a denial of service or further compromise of the system.

Technical severity7.8 highCVSS 3.1 · CNA: redhat
Published2026-04-23Source updated 2026-11-04
Collected2026-11-053 attributed sources

Fixes and workarounds

Workaround

To mitigate this issue, restrict access to the X11 server to trusted users and networks. If the X.Org X server is not required, consider disabling or uninstalling it. For environments where the X server is essential, running X applications within a sandboxed environment can help reduce the attack surface.

Source: CNA: redhat

Fix

RHSA-2026:23496: Red Hat Enterprise Linux Server -EXTENSION(v. 6 ELS-EXTENSION), Red Hat Enterprise Linux Server Optional -EXTENSION (v. 6 ELS -EXTENSION) RHSA-2026:22456: Red Hat Enterprise Linux Server (v. 7 ELS), Red Hat Enterprise Linux Server Optional (v. 7 ELS) RHSA-2026:20590: Red Hat Enterprise Linux Server (v. 7 ELS), Red Hat Enterprise Linux Server Optional (v. 7 ELS) RHSA-2026:20563: Red Hat Enterprise Linux AppStream EUS (v. 10.0), Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) RHSA-2026:11352: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) RHSA-2026:19125: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) RHSA-2026:13414: Red Hat Enterprise Linux AppStream (v. 8) RHSA-2026:11692: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux CRB (v. 8) RHSA-2026:11656: Red Hat Enterprise Linux AppStream (v. 8) RHSA-2026:23254: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) RHSA-2026:21715: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) RHSA-2026:24341: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6) RHSA-2026:21718: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream E4S (v.8.6), Red Hat Enterprise Linux AppStream TUS (v.8.6) RHSA-2026:21716: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream E4S (v.8.6), Red Hat Enterprise Linux AppStream TUS (v.8.6) RHSA-2026:23255: Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream TUS (v.8.8) RHSA-2026:21742: Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream TUS (v.8.8) RHSA-2026:21712: Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream TUS (v.8.8) RHSA-2026:21741: Red Hat Enterprise Linux AppStream E4S (v.9.0) RHSA-2026:21699: Red Hat Enterprise Linux AppStream E4S (v.9.0) RHSA-2026:20562: Red Hat Enterprise Linux AppStream E4S (v.9.0) RHSA-2026:20576: Red Hat Enterprise Linux AppStream E4S (v.9.2) RHSA-2026:20557: Red Hat Enterprise Linux AppStream E4S (v.9.2) RHSA-2026:20547: Red Hat Enterprise Linux AppStream E4S (v.9.2) RHSA-2026:20575: Red Hat Enterprise Linux AppStream EUS (v.9.4) RHSA-2026:20555: Red Hat CodeReady Linux Builder EUS (v.9.4), Red Hat Enterprise Linux AppStream EUS (v.9.4) RHSA-2026:20560: Red Hat Enterprise Linux AppStream EUS (v.9.4) RHSA-2026:22424: Red Hat Enterprise Linux AppStream EUS (v.9.6) RHSA-2026:20558: Red Hat CodeReady Linux Builder EUS (v.9.6), Red Hat Enterprise Linux AppStream EUS (v.9.6) RHSA-2026:20561: Red Hat CodeReady Linux Builder EUS (v.9.6), Red Hat Enterprise Linux AppStream EUS (v.9.6) RHSA-2026:10739: Red Hat Enterprise Linux AppStream (v. 9) RHSA-2026:11388: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) RHSA-2026:11369: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) RHSA-2026:19342: Red Hat Enterprise Linux AppStream (v. 9) RHSA-2026:19343: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) RHSA-2026:19344: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)

Source: ADP: redhat-SADP

Workaround

To mitigate this issue, restrict access to the X11 server to trusted users and networks. If the X.Org X server is not required, consider disabling or uninstalling it. For environments where the X server is essential, running X applications within a sandboxed environment can help reduce the attack surface.

Source: ADP: redhat-SADP

Affected products and versions

Affected products, source version ranges and reporting authorities
ProductVersionsAuthority
Red Hat Enterprise Linux 10
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:24.1.5-6.el10_1; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 10
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:24.1.9-4.el10_2; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 10.0 Extended Update Support
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:24.1.5-6.el10_0; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.1.0-25.el6_10.16; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.4-34.el7_9; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.8.0-36.el7_9.4; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-20.el8_10; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-28.el8_10; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.15.0-9.el8_10; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.10-4.el8_4; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.11.0-8.el8_4.15; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.10-4.el8_4; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.11.0-8.el8_4.15; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-2.el8_6.6; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-7.el8_6; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-6.el8_6.17; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-6.el8_6.17; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-2.el8_6.6; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-7.el8_6; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-2.el8_6.6; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-7.el8_6; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-13.el8_8; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-18.el8_8; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-15.el8_8.17; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-13.el8_8; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-18.el8_8; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-15.el8_8.17; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.15.0-6.el9_7.1; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:23.2.7-6.el9_7; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-33.el9_7; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.15.0-7.el9_8.1; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-34.el9_8; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:24.1.9-4.el9_8; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-5.el9_0; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-13.el9_0; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.11.0-22.el9_0.17; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-10.el9_2; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-20.el9_2; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-14.el9_2.14; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.4 Extended Update Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-28.el9_4; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.4 Extended Update Support
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:22.1.9-8.el9_4; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.4 Extended Update Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.13.1-8.el9_4.9; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.6 Extended Update Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-33.el9_6; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.6 Extended Update Support
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:23.2.7-6.el9_6; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 9.6 Extended Update Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.14.1-10.el9_6; < * (unaffected, rpm)
Other versions: affected
CNA: redhat
Red Hat Enterprise Linux 6
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
Range not reported
Other versions: unknown
CNA: redhat
Red Hat Enterprise Linux 10
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:24.1.5-6.el10_1; < * (unaffected, rpm)
≥ 0:24.1.9-4.el10_2; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 10.0 Extended Update Support
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:24.1.5-6.el10_0; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.1.0-25.el6_10.16; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.4-34.el7_9; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.8.0-36.el7_9.4; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-20.el8_10; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-28.el8_10; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.15.0-9.el8_10; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.10-4.el8_4; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.11.0-8.el8_4.15; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.10-4.el8_4; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.11.0-8.el8_4.15; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-2.el8_6.6; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-7.el8_6; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-6.el8_6.17; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-6.el8_6.17; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-2.el8_6.6; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-7.el8_6; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-2.el8_6.6; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-7.el8_6; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-13.el8_8; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-18.el8_8; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-15.el8_8.17; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-13.el8_8; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-18.el8_8; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-15.el8_8.17; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.15.0-6.el9_7.1; < * (unaffected, rpm)
≥ 0:1.15.0-7.el9_8.1; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:23.2.7-6.el9_7; < * (unaffected, rpm)
≥ 0:24.1.9-4.el9_8; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-33.el9_7; < * (unaffected, rpm)
≥ 0:1.20.11-34.el9_8; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-5.el9_0; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-13.el9_0; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.11.0-22.el9_0.17; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:21.1.3-10.el9_2; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-20.el9_2; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.12.0-14.el9_2.14; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.4 Extended Update Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-28.el9_4; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.4 Extended Update Support
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:22.1.9-8.el9_4; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.4 Extended Update Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.13.1-8.el9_4.9; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.6 Extended Update Support
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.20.11-33.el9_6; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.6 Extended Update Support
Red Hat
xorg-x11-server-Xwayland
https://access.redhat.com/downloads/content/package-browser/
≥ 0:23.2.7-6.el9_6; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 9.6 Extended Update Support
Red Hat
tigervnc
https://access.redhat.com/downloads/content/package-browser/
≥ 0:1.14.1-10.el9_6; < * (unaffected, rpm)
Other versions: affected
ADP: redhat-SADP
Red Hat Enterprise Linux 6
Red Hat
xorg-x11-server
https://access.redhat.com/downloads/content/package-browser/
Range not reported
Other versions: unknown
ADP: redhat-SADP

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

CVSS assessments

CVSS scores, vectors and reporting authorities
Version / scoreVectorAuthority
3.1 / 7.8
high
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCNA: redhat
3.1 / 7.8
high
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HADP: redhat-SADP
3.1 / 7.8
high
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD: [email protected]
3.1 / 7.8
high
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c

Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

References

For agents and automation

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Endpoints and access details

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Agent access JSON · OpenAPI · CVE API guide