CVE-2024-49896 Information

Description

In the Linux kernel the following vulnerability has been resolved:

drm/amd/display: Check stream before comparing them

[WHAT & HOW] amdgpu_dm can pass a null stream to dc_is_stream_unchanged. It is necessary to check for null before dereferencing them.

This fixes 1 FORWARD_NULL issue reported by Coverity.

CVSS Vector

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

Reference

https://git.kernel.org/stable/c/0167d570f6a0b38689c4a0e50bf79c518d827500 https://git.kernel.org/stable/c/14db8692afe1aa2143b673856bb603713d8ea93f https://git.kernel.org/stable/c/e8da54b7f8a17e44e67ea6d1037f35450af28115 https://git.kernel.org/stable/c/42d31a33643813cce55ee1ebbad3a2d0d24a08e0 https://git.kernel.org/stable/c/5b4b13e678b15975055f4ff1ce4cf0ce4c19b6c4 https://git.kernel.org/stable/c/e41a291e1bef1153bba091b6580ecc7affc53c82 https://git.kernel.org/stable/c/35ff747c86767937ee1e0ca987545b7eed7a0810

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5