CVE-2026-68244: drm/i915/gem: Do not leak siblings[] on proto context error
In the Linux kernel, the following vulnerability has been resolved:
drm/i915/gem: Do not leak siblings[] on proto context error
After a successful BALANCE/PARALLELSUBMIT extension on context creation, error during processing of next user extension leaks the siblings[] array. Fix that.
Discovered using AI-assisted static analysis confirmed by Intel Product Security.
(cherry picked from commit aa65e0a4b51b3b54b53e4142aaa2d997aa1061ff)
Event History
Frequently Asked Questions
What is the severity of CVE-2026-68244?
The severity of CVE-2026-68244 is rated at 15.
What does CVE-2026-68244 affect?
CVE-2026-68244 affects the Linux kernel, specifically within the drm/i915/gem module.
How do I fix CVE-2026-68244?
To fix CVE-2026-68244, update your Linux kernel to the patched version provided by your distribution.
What are the consequences of exploiting CVE-2026-68244?
Exploiting CVE-2026-68244 could lead to leaking sensitive information through the siblings[] array.
What triggers the CVE-2026-68244 vulnerability?
The CVE-2026-68244 vulnerability is triggered during an error in processing a user extension after a successful context creation.