CVE-2026-93244: drm/sysfb: simpledrm: Improve stride validation
Published Sep 24, 2026
·Updated
In the Linux kernel, the following vulnerability has been resolved:
drm/sysfb: simpledrm: Improve stride validation
Validate the computed stride against the maximum value INTMAX.
Affected Software
1 affected component
Linux Linux kernel
Event History
Sep 24, 2026
CVE Published
via MITRE·03:40 PM
Data Sourced
via MITRE·03:40 PM
Description
Data Sourced
via NVD·04:17 PM
Description
Frequently Asked Questions
1
What condition is addressed by the fix?
The fix validates the computed simpledrm stride against INT_MAX. Systems are relevant where simpledrm processes framebuffer stride values that could exceed this maximum.
2
How can I determine whether a kernel includes the fix?
Check whether your kernel source or applied stable patches includes one of the referenced commits: 6892f0a2f6b5990b9572ba043dd14dd4df6bb3f0, bbdc6761c55662fb9ddf5ab580acb616131998fe, or df6533f11688aa30be3bb883c7637f4ffdbb7cbd.