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xorg: xwayland: Use of uninitialized pointer in compRedirectWindow()

🗓️ 17 Mar 2025 01:48:23Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 11 Views

X.Org and Xwayland expose uninitialized pointer in compRedirectWindow after pixmap allocation failure.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2025-26599
25 Feb 202516:15
–attackerkb
Tenable Nessus		Amazon Linux 2023 : xorg-x11-server-Xwayland, xorg-x11-server-Xwayland-devel (ALAS2023-2025-891)
31 Mar 202500:00
–nessus
Tenable Nessus		Amazon Linux 2023 : xorg-x11-server-common, xorg-x11-server-devel, xorg-x11-server-source (ALAS2023-2025-892)
31 Mar 202500:00
–nessus
Tenable Nessus		Amazon Linux 2023 : xorg-x11-server-Xwayland, xorg-x11-server-Xwayland-devel (ALAS2023-2025-895)
31 Mar 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : xorg-x11-server (ALAS-2025-2791)
27 Mar 202500:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0041: tigervnc (ALINUX3-SA-2025:0041)
14 May 202500:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0076: xorg-x11-server-Xwayland (ALINUX3-SA-2025:0076)
27 May 202500:00
–nessus
Tenable Nessus		AlmaLinux 9 : tigervnc (ALSA-2025:2500)
16 May 202500:00
–nessus
Tenable Nessus		AlmaLinux 8 : tigervnc (ALSA-2025:2502)
16 May 202500:00
–nessus
Tenable Nessus		AlmaLinux 9 : xorg-x11-server (ALSA-2025:7163)
3 Jul 202500:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.4aarch64tigervnc0:1.13.1-8.el9_4.5tigervnc-0:1.13.1-8.el9_4.5.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64letigervnc0:1.13.1-8.el9_4.5tigervnc-0:1.13.1-8.el9_4.5.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xtigervnc0:1.13.1-8.el9_4.5tigervnc-0:1.13.1-8.el9_4.5.s390x.rpm
Red Hat Enterprise Linux9.4x86_64tigervnc0:1.13.1-8.el9_4.5tigervnc-0:1.13.1-8.el9_4.5.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64tigervnc-debuginfo0:1.13.1-8.el9_4.5tigervnc-debuginfo-0:1.13.1-8.el9_4.5.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64letigervnc-debuginfo0:1.13.1-8.el9_4.5tigervnc-debuginfo-0:1.13.1-8.el9_4.5.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xtigervnc-debuginfo0:1.13.1-8.el9_4.5tigervnc-debuginfo-0:1.13.1-8.el9_4.5.s390x.rpm
Red Hat Enterprise Linux9.4x86_64tigervnc-debuginfo0:1.13.1-8.el9_4.5tigervnc-debuginfo-0:1.13.1-8.el9_4.5.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64tigervnc-debugsource0:1.13.1-8.el9_4.5tigervnc-debugsource-0:1.13.1-8.el9_4.5.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64letigervnc-debugsource0:1.13.1-8.el9_4.5tigervnc-debugsource-0:1.13.1-8.el9_4.5.ppc64le.rpm
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30 Jun 2026 01:34Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.8
EPSS0.00369
SSVC
CWE-824
uninitialized pointercompRedirectWindowpixmap allocationbadalloc errorpartial validation
11