xorg: xwayland: X.Org X server: Use-after-free vulnerability leads to server crash and potential memory corruption

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...

SUSE SLES16 Security Update : xwayland (SUSE-SU-2026:21211-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:21211-1 advisory. - CVE-2026-33999: XKB Integer Underflow in XkbSetCompatMap bsc1260922. - CVE-2026-34000: XKB Out-of-bounds Read in CheckSetGeom...

SUSE SLED15 / SLES15 Security Update : xwayland (SUSE-SU-2026:1328-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1328-1 advisory. - CVE-2026-33999: XKB integer underflow in XkbSetCompatMap bsc1260922. - CVE-2026-34000: XKB out-of-bounds rea...

SUSE SLES15: xorg-x11-server / xorg-x11-server-Xvfb / xorg-x11-server-extra / etc (SUSE-SU-2026:1331-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1331-1 advisory. - CVE-2026-33999: XKB integer underflow in XkbSetCompatMap bsc1260922. - CVE-2026-34000: XKB out-of-bounds read in...