CVE-2024-42313
HIGH severity · CVSS 7.8 · Use-after-free
7.8CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: media: venus: fix use after free in vdec_close There appears to be a possible use after free with vdec_close(). The firmware will add buffer release work to the work queue through HFI callbacks as a normal part of decoding. Randomly closing the decoder device from userspace during normal decoding can incur a read after free for inst. Fix it by cancelling the work in vdec_close.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/4c9d235630d35db762b85a4149bbb0be9d504c36 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/4c9d235630d35db762b85a4149bbb0be9d504c36Patch
- https://git.kernel.org/stable/c/66fa52edd32cdbb675f0803b3c4da10ea19b6635Patch
- https://git.kernel.org/stable/c/6a96041659e834dc0b172dda4b2df512d63920c2Patch
- https://git.kernel.org/stable/c/72aff311194c8ceda934f24fd6f250b8827d7567Patch
- https://git.kernel.org/stable/c/a0157b5aa34eb43ec4c5510f9c260bbb03be937ePatch
- https://git.kernel.org/stable/c/ad8cf035baf29467158e0550c7a42b7bb43d1db6Patch
- https://git.kernel.org/stable/c/da55685247f409bf7f976cc66ba2104df75d8dadPatch
- https://git.kernel.org/stable/c/f8e9a63b982a8345470c225679af4ba86e4a7282Patch