CVE-2022-48981

HIGH

Linux Kernel 5.2-5.4.227 5.5-5.10.159 5.11-5.15.83 5.16-6.0.13 - Use-After-Free in drm_gem_shmem_mmap

Title source: llm

Description

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.

References (5)

Core 5

Core References

Patch

https://git.kernel.org/stable/c/585a07b820059462e0c93b76c7de2cd946b26b40

Patch

https://git.kernel.org/stable/c/6a4da05acd062ae7774b6b19cef2b7d922902d36

Patch

https://git.kernel.org/stable/c/83e3da8bb92fcfa7a1d232cf55f9e6c49bb84942

Patch

https://git.kernel.org/stable/c/586847b98e20ab02212ca5c1fc46680384e68a28

Patch

https://git.kernel.org/stable/c/24013314be6ee4ee456114a671e9fa3461323de8

Scores

CVSS v3 7.8

EPSS 0.0025

EPSS Percentile 16.1%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-416

Status published

Products (18)

linux/Kernel 5.11.0 - 5.15.83linux

linux/Kernel 5.16.0 - 6.0.13linux

linux/Kernel 5.2.0 - 5.4.227linux

linux/Kernel 5.5.0 - 5.10.159linux

Linux/Linux < 5.2

Linux/Linux 2194a63a818db71065ebe09c8104f5f021ca4e7b - 24013314be6ee4ee456114a671e9fa3461323de8

Linux/Linux 2194a63a818db71065ebe09c8104f5f021ca4e7b - 585a07b820059462e0c93b76c7de2cd946b26b40

Linux/Linux 2194a63a818db71065ebe09c8104f5f021ca4e7b - 586847b98e20ab02212ca5c1fc46680384e68a28

Linux/Linux 2194a63a818db71065ebe09c8104f5f021ca4e7b - 6a4da05acd062ae7774b6b19cef2b7d922902d36

Linux/Linux 2194a63a818db71065ebe09c8104f5f021ca4e7b - 83e3da8bb92fcfa7a1d232cf55f9e6c49bb84942

... and 8 more

Published Oct 21, 2024

Tracked Since Feb 18, 2026