CVE-2022-48981: drm/shmem-helper: Remove errant put in error path
First published: Mon Oct 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drm_gem_shmem_mmap() doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=5.2<5.4.227 | |
| Linux Linux kernel | >=5.5<5.10.159 | |
| Linux Linux kernel | >=5.11<5.15.83 | |
| Linux Linux kernel | >=5.16<6.0.13 | |
| Linux Linux kernel | =6.1-rc1 | |
| Linux Linux kernel | =6.1-rc2 | |
| Linux Linux kernel | =6.1-rc3 | |
| Linux Linux kernel | =6.1-rc4 | |
| Linux Linux kernel | =6.1-rc5 | |
| Linux Linux kernel | =6.1-rc6 | |
| Linux Linux kernel | =6.1-rc7 | |
| Linux Linux kernel | =6.1-rc8 |
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Reference Links
- https://git.kernel.org/stable/c/585a07b820059462e0c93b76c7de2cd946b26b40
- https://git.kernel.org/stable/c/6a4da05acd062ae7774b6b19cef2b7d922902d36
- https://git.kernel.org/stable/c/83e3da8bb92fcfa7a1d232cf55f9e6c49bb84942
- https://git.kernel.org/stable/c/586847b98e20ab02212ca5c1fc46680384e68a28
- https://git.kernel.org/stable/c/24013314be6ee4ee456114a671e9fa3461323de8
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