UNKNOWN Microsoft
CVE-2026-56000
xorg-x11-server / xwayland GLX contextTags Use-After-Free in CommonMakeCurrent()
Microsoft Security Update 2026-Jul: xorg-x11-server / xwayland GLX contextTags Use-After-Free in CommonMakeCurrent()
Affected Products
- azl3 xorg-x11-server-Xwayland 24.1.12-1 on Azure Linux 3.0
Remediation
$ sudo apt install --only-upgrade xorg-serverReferences
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56000
- https://nvd.nist.gov/vuln/detail/CVE-2026-56000
This unknown severity vulnerability was published on 2026-07-14 via Microsoft. A remediation command is available below. Affected: azl3 xorg-x11-server-Xwayland 24.1.12-1 on Azure Linux 3.0.
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