CVE-2024-46803: drm/amdkfd: Check debug trap enable before write dbg_ev_file
First published: Fri Sep 27 2024(Updated: )
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.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| <6.6.50 | ||
| >=6.7<6.10.9 | ||
| Linux Kernel | <6.6.50 | |
| Linux Kernel | >=6.7<6.10.9 | |
| debian/linux | <=5.10.223-1<=5.10.226-1<=6.1.123-1<=6.1.119-1 | 6.12.11-1 |
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Reference Links
- https://git.kernel.org/stable/c/547033b593063eb85bfdf9b25a5f1b8fd1911be2
- https://git.kernel.org/stable/c/820dcbd38a77bd5fdc4236d521c1c122841227d0
- https://git.kernel.org/stable/c/e6ea3b8fe398915338147fe54dd2db8155fdafd8
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-46803
- https://nvd.nist.gov/vuln/detail/CVE-2024-46803
- https://launchpad.net/bugs/cve/CVE-2024-46803
- https://security-tracker.debian.org/tracker/CVE-2024-46803
- https://ubuntu.com/security/CVE-2024-46803
- https://git.kernel.org/linus/547033b593063eb85bfdf9b25a5f1b8fd1911be2
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