CVE-2023-52671

MEDIUM

Linux Kernel - Denial of Service via OPTC OPP Reclamation

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix hang/underflow when transitioning to ODM4:1 [Why] Under some circumstances, disabling an OPTC and attempting to reclaim its OPP(s) for a different OPTC could cause a hang/underflow due to OPPs not being properly disconnected from the disabled OPTC. [How] Ensure that all OPPs are unassigned from an OPTC when it gets disabled.

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/ae62f1dde66a6f0eee98defc4c7a346bd5acd239

Patch

https://git.kernel.org/stable/c/4b6b479b2da6badff099b2e3abf0248936eefbf5

Patch

https://git.kernel.org/stable/c/e7b2b108cdeab76a7e7324459e50b0c1214c0386

Scores

CVSS v3 5.5

EPSS 0.0022

EPSS Percentile 12.9%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

Status published

Products (11)

linux/Kernel 4.15.0 - 6.6.24linux

linux/Kernel 6.7.0 - 6.7.3linux

Linux/Linux < 4.15

Linux/Linux 4.15

Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - 4b6b479b2da6badff099b2e3abf0248936eefbf5

Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - ae62f1dde66a6f0eee98defc4c7a346bd5acd239

Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - e7b2b108cdeab76a7e7324459e50b0c1214c0386

Linux/Linux 6.6.24 - 6.6.*

Linux/Linux 6.7.3 - 6.7.*

Linux/Linux 6.8

... and 1 more

Published May 17, 2024

Tracked Since Feb 18, 2026