Astra Linux – Vulnerability in xwayland, xorg-server

A flaw was discovered 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 vulnerability without any user interaction, resulting in a...

EulerOS 2.0 SP10 : xorg-x11-server (EulerOS-SA-2026-2719)

According to the versions of the xorg-x11-server packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in the X.Org X server. This vulnerability, an out-of-bounds read, affects the XKB X Keyboard Extension modifier map...

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...