PT-2026-97901

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds read exists in the GUD protocol implementation. The gud connector add tv mode function passes fixed-size TV mode name entries directly to drm mode create tv properties...

CVE-2026-93234

In the Linux kernel, the following vulnerability has been resolved: drm/gud: validate TV mode names before creating enum property The GUD protocol returns TV mode names as fixed-size GUDCONNECTORTVMODENAMELEN entries and requires each name to be NUL-terminated. gudconnectoraddtvmode currently...

CVE-2026-93234: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/gud: validate TV mode names before creating enum property The GUD protocol returns TV mode names as fixed-size GUDCONNECTORTVMODENAMELEN entries and requires each name to be NUL-terminated. gudconnectoraddtvmode currently...

SUSE CVE-2026-89817

In the Linux kernel, the following vulnerability has been resolved: drm/gud: NUL-terminate TV mode names read from the device gudconnectoraddtvmode reads a buffer of fixed-size mode names from the USB device and passes pointers into it to drmmodecreatetvpropertieslegacy, which calls strlen on eac...

DEBIAN-CVE-2026-89817

In the Linux kernel, the following vulnerability has been resolved: drm/gud: NUL-terminate TV mode names read from the device gudconnectoraddtvmode reads a buffer of fixed-size mode names from the USB device and passes pointers into it to drmmodecreatetvpropertieslegacy, which calls strlen on eac...

AZL-101306 CVE-2026-89817 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: drm/gud: NUL-terminate TV mode names read from the device gudconnectoraddtvmode reads a buffer of fixed-size mode names from the USB device and passes pointers into it to drmmodecreatetvpropertieslegacy, which calls strlen on eac...

CVE-2026-89817 drm/gud: NUL-terminate TV mode names read from the device

In the Linux kernel, the following vulnerability has been resolved: drm/gud: NUL-terminate TV mode names read from the device gudconnectoraddtvmode reads a buffer of fixed-size mode names from the USB device and passes pointers into it to drmmodecreatetvpropertieslegacy, which calls strlen on eac...

CVE-2026-89817

CVE-2026-89817 affects the Linux kernel DRM/GUD driver. The function gud_connector_add_tv_mode() reads fixed-size TV mode name buffers from a USB device and passes pointers to drm_mode_create_tv_properties_legacy(), which calls strlen() on each name. Because the device does not guarantee NUL-term...

CVE-2026-89817 drm/gud: NUL-terminate TV mode names read from the device

In the Linux kernel, the following vulnerability has been resolved: drm/gud: NUL-terminate TV mode names read from the device gudconnectoraddtvmode reads a buffer of fixed-size mode names from the USB device and passes pointers into it to drmmodecreatetvpropertieslegacy, which calls strlen on eac...

EUVD-2026-80417

In the Linux kernel, the following vulnerability has been resolved: drm/gud: NUL-terminate TV mode names read from the device gudconnectoraddtvmode reads a buffer of fixed-size mode names from the USB device and passes pointers into it to drmmodecreatetvpropertieslegacy, which calls strlen on eac...

CVE-2026-89817: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/gud: NUL-terminate TV mode names read from the device gudconnectoraddtvmode reads a buffer of fixed-size mode names from the USB device and passes pointers into it to drmmodecreatetvpropertieslegacy, which calls strlen on eac...

PT-2026-93458

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the drm/gud component where the gud connector add tv mode function reads fixed-size mode names from a USB device. These pointers are passed to drm mode create tv...

Linux Distros Unpatched Vulnerability : CVE-2026-89817

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/gud: NUL-terminate TV mode names read from the device gudconnectoraddtvmode reads a buffer of fixed-size mode names from the USB device and passes pointers...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fixed NULL fb and crtc dereferences on USB disconnection. When the display disconnects, the function drmatomichelperdisableall is called, which sets both the fb and crtc for a plane to NULL before performing the commit...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/gud: Fixed UBSAN warnings UBSAN reported an invalid value for the bool type: 101.165172 drm Initialized gud 1.0.0 20200422 for 2-3.2:1.0 on minor 1 101.213360 gud 2-3.2:1.0: drm fb1: guddrmfb frame buffer device 101.213426...

SUSE CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

UBUNTU-CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039 drm/gud: fix NULL fb and crtc dereferences on USB disconnect

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039 drm/gud: fix NULL fb and crtc dereferences on USB disconnect

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...