CVE-2024-53180
ALSA: pcm: Add sanity NULL check for the default mmap fault handler
- State
- Published
- Severity
- 5.5 Medium
- Published
- Dec 27, 2024
- Updated
- May 11, 2026
- Reserved
- Nov 19, 2024
Description
In the Linux kernel, the following vulnerability has been resolved:
ALSA: pcm: Add sanity NULL check for the default mmap fault handler
A driver might allow the mmap access before initializing its runtime->dma_area properly. Add a proper NULL check before passing to virt_to_page() for avoiding a panic.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.5 Medium | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
- CWE-476 NULL Pointer Dereference
Affected Products
| Product | Versions |
|---|---|
LinuxLinux |
|
LinuxLinux |
|
References
- https://git.kernel.org/stable/c/8799f4332a9fd812eadfbc32fc5104d6292f754f
- https://git.kernel.org/stable/c/832efbb74b1578e3737d593a204d42af8bd1b81b
- https://git.kernel.org/stable/c/bc200027ee92fba84f1826494735ed675f3aa911
- https://git.kernel.org/stable/c/f0ce9e24eff1678c16276f9717f26a78202506a2
- https://git.kernel.org/stable/c/0c4c9bf5eab7bee6b606f2abb0993e933b5831a0
- https://git.kernel.org/stable/c/d2913a07d9037fe7aed4b7e680684163eaed6bc4
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
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