CVE-2026-46311
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: fix access to stale wptr mapping Use drm_exec to take both locks i.e vm root bo and wptr_obj bo to access the mapping data properly. This fixes the security issue of unmap the wptr_obj while a queue creation is in progress and passing other bo at same address. (cherry picked from commit 1fc6c8ab45dbee096469c08c13f6099d57a52d6c)
Affected versions
Linux kernel versions
6.16
and later are affected. Fixed in
7.0.9,
7.1-rc3
and their respective stable series.
References
2 totalFrequently asked questions
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What is CVE-2026-46311?
CVE-2026-46311 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.16 onward and has been patched in 7.0.9 and 7.1-rc3. CVE-2026-46311 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2026-46311?
Yes — CVE-2026-46311 has been patched. Fixed versions include 7.0.9 and 7.1-rc3. If you are running Linux kernel 6.16 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2026-46311 actively exploited?
No — CVE-2026-46311 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.