CVE-2026-50262

An out-of-bounds read flaw was found in the X.Org X server and Xwayland in glXDispChangeDrawableAttributes. A wrong size validation check can read a client-controlled number of bytes, exceeding the request buffer, leading to information disclosure. A write path also exists but requires byte-swapp...

OPENSUSE-SU-2026:20896-1 Security update for xorg-x11-server

This update for xorg-x11-server fixes the following issues: - CreateSaverWindow Use-After-Free Information Disclosure. bsc1266301 - DRI2 DRIGetBuffers/DRIGetBuffersWithFormat Out-Of-Bounds Write. bsc1266302 - Font Alias Stack-based Buffer Overflow. bsc1266294 - GLX ChangeDrawableAttributes...

Medium: libglvnd

Issue Overview: libglxproto.c in OpenGL libglvnd bb06db5a was discovered to contain a segmentation violation via the function glXGetDrawableScreen. NOTE: this is disputed because there are no common situations in which users require uninterrupted operation with an attacker-controller server...

Security update for Mesa

This update for Mesa fixes the following issues: CVE-2023-45913: Fixed NULL pointer dereference via dri2GetGlxDrawableFromXDrawableId bsc1222040 CVE-2023-45919: Fixed buffer over-read in glXQueryServerString bsc1222041 CVE-2023-45922: Fixed segmentation violation in glXGetDrawableAttribute...

Security update for Mesa

This update for Mesa fixes the following issues: CVE-2023-45913: Fixed NULL pointer dereference via dri2GetGlxDrawableFromXDrawableId bsc1222040 CVE-2023-45919: Fixed buffer over-read in glXQueryServerString bsc1222041 CVE-2023-45922: Fixed segmentation violation in glXGetDrawableAttribute...

DEBIAN-CVE-2023-45924

libglxproto.c in OpenGL libglvnd bb06db5a was discovered to contain a segmentation violation via the function glXGetDrawableScreen. NOTE: this is disputed because there are no common situations in which users require uninterrupted operation with an attacker-controller server...

DEBIAN-CVE-2023-45913

Mesa v23.0.4 was discovered to contain a NULL pointer dereference via the function dri2GetGlxDrawableFromXDrawableId. This vulnerability is triggered when the X11 server sends an DRI2BufferSwapComplete event unexpectedly when the application is using DRI3. NOTE: this is disputed because there is ...

UBUNTU-CVE-2023-45913

DISPUTED Mesa v23.0.4 was discovered to contain a NULL pointer dereference via the function dri2GetGlxDrawableFromXDrawableId. This vulnerability is triggered when the X11 server sends an DRI2BufferSwapComplete event unexpectedly when the application is using DRI3. NOTE: this is disputed because...