CVE-2022-49336: drm/etnaviv: check for reaped mapping in etnaviv_iommu_unmap_gem
In the Linux kernel, the following vulnerability has been resolved:
drm/etnaviv: check for reaped mapping in etnaviviommuunmapgem
When the mapping is already reaped the unmap must be a no-op, as we would otherwise try to remove the mapping twice, corrupting the involved data structures.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2022-49336?
CVE-2022-49336 has been classified as a moderate severity vulnerability in the Linux kernel.
How do I fix CVE-2022-49336?
To fix CVE-2022-49336, users should update their Linux kernel to a patched version as recommended by their distribution.
Which versions of the Linux kernel are affected by CVE-2022-49336?
CVE-2022-49336 affects several versions of the Linux kernel prior to the fix being applied.
What does CVE-2022-49336 affect in the Linux kernel?
CVE-2022-49336 affects the drm/etnaviv component specifically related to the handling of reaped mappings.
Is CVE-2022-49336 a critical vulnerability?
No, CVE-2022-49336 is considered moderate, not critical, suggesting a lower risk to systems.