Upstream information

CVE-2026-31781 at MITRE

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/ioc32: stop speculation on the drm_compat_ioctl path

The drm compat ioctl path takes a user controlled pointer, and then
dereferences it into a table of function pointers, the signature method
of spectre problems. Fix this up by calling array_index_nospec() on the
index to the function pointer list.

SUSE information

Overall state of this security issue: Does not affect SUSE products

SUSE Bugzilla entry: 1264033 [NEW]

No SUSE Security Announcements cross referenced.

SUSE Timeline for this CVE

CVE page created: Tue May 5 13:22:25 2026
CVE page last modified: Fri May 8 12:08:53 2026