CVE-2024-47704

MEDIUM

Linux Kernel - NULL Pointer Dereference in DRM AMD Display Link Encoder

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check link_res->hpo_dp_link_enc before using it [WHAT & HOW] Functions dp_enable_link_phy and dp_disable_link_phy can pass link_res without initializing hpo_dp_link_enc and it is necessary to check for null before dereferencing. This fixes 2 FORWARD_NULL issues reported by Coverity.

Scores

CVSS v3 5.5
EPSS 0.0021
EPSS Percentile 10.7%
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

CWE
CWE-476
Status published
Products (17)
linux/Kernel 4.15.0 - 6.1.151linux
linux/Kernel 6.11.0 - 6.11.2linux
linux/Kernel 6.2.0 - 6.6.55linux
linux/Kernel 6.7.0 - 6.10.14linux
Linux/Linux < 4.15
Linux/Linux 4.15
Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - 0508a4e95ac1aefd851ceb97ea050d8abb93262c
Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - 0beca868cde8742240cd0038141c30482d2b7eb8
Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - 530e29452b955c30cf2102fa4d07420dc6e0c953
Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - 8c22a62288194f072eb3a51045b700fce1c18d9e
... and 7 more
Published Oct 21, 2024
Tracked Since Feb 18, 2026