CVE-2024-46803

MEDIUM

Linux Kernel - NULL Pointer Dereference in drm/amdkfd Debug Trap Handling

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Check debug trap enable before write dbg_ev_file In interrupt context, write dbg_ev_file will be run by work queue. It will cause write dbg_ev_file execution after debug_trap_disable, which will cause NULL pointer access. v2: cancel work "debug_event_workarea" before set dbg_ev_file as NULL.

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/e6ea3b8fe398915338147fe54dd2db8155fdafd8

Patch

https://git.kernel.org/stable/c/820dcbd38a77bd5fdc4236d521c1c122841227d0

Patch

https://git.kernel.org/stable/c/547033b593063eb85bfdf9b25a5f1b8fd1911be2

Scores

CVSS v3 5.5

EPSS 0.0026

EPSS Percentile 17.3%

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 (11)

linux/Kernel 6.5.0 - 6.6.50linux

linux/Kernel 6.7.0 - 6.10.9linux

Linux/Linux < 6.5

Linux/Linux 0ab2d7532b05a3e7c06fd3b0c8bd6b46c1dfb508 - 547033b593063eb85bfdf9b25a5f1b8fd1911be2

Linux/Linux 0ab2d7532b05a3e7c06fd3b0c8bd6b46c1dfb508 - 820dcbd38a77bd5fdc4236d521c1c122841227d0

Linux/Linux 0ab2d7532b05a3e7c06fd3b0c8bd6b46c1dfb508 - e6ea3b8fe398915338147fe54dd2db8155fdafd8

Linux/Linux 6.10.9 - 6.10.*

Linux/Linux 6.11

Linux/Linux 6.5

Linux/Linux 6.6.50 - 6.6.*

... and 1 more

Published Sep 27, 2024

Tracked Since Feb 18, 2026