CVE-2024-27436: ALSA: usb-audio: Stop parsing channels bits when all channels are found.
First published: Fri May 17 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Stop parsing channels bits when all channels are found. If a usb audio device sets more bits than the amount of channels it could write outside of the map array.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <4.19.311 | 4.19.311 |
| redhat/kernel | <5.4.273 | 5.4.273 |
| redhat/kernel | <5.10.214 | 5.10.214 |
| redhat/kernel | <5.15.153 | 5.15.153 |
| redhat/kernel | <6.1.83 | 6.1.83 |
| redhat/kernel | <6.6.23 | 6.6.23 |
| redhat/kernel | <6.7.11 | 6.7.11 |
| redhat/kernel | <6.8.2 | 6.8.2 |
| redhat/kernel | <6.9 | 6.9 |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.119-1 6.12.11-1 6.12.12-1 |
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Reference Links
- https://git.kernel.org/stable/c/22cad1b841a63635a38273b799b4791f202ade72
- https://git.kernel.org/stable/c/5cd466673b34bac369334f66cbe14bb77b7d7827
- https://git.kernel.org/stable/c/629af0d5fe94a35f498ba2c3f19bd78bfa591be6
- https://git.kernel.org/stable/c/6d5dc96b154be371df0d62ecb07efe400701ed8a
- https://git.kernel.org/stable/c/6d88b289fb0a8d055cb79d1c46a56aba7809d96d
- https://git.kernel.org/stable/c/7e2c1b0f6dd9abde9e60f0f9730026714468770f
- https://git.kernel.org/stable/c/9af1658ba293458ca6a13f70637b9654fa4be064
- https://git.kernel.org/stable/c/a39d51ff1f52cd0b6fe7d379ac93bd8b4237d1b7
- https://git.kernel.org/stable/c/c8a24fd281dcdf3c926413dafbafcf35cde517a9
- https://launchpad.net/bugs/cve/CVE-2024-27436
- https://access.redhat.com/security/cve/CVE-2024-27436
- https://lore.kernel.org/linux-cve-announce/2024051711-CVE-2024-27436-2227@gregkh/T
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2281142
- https://access.redhat.com/errata/RHSA-2024:9315
- https://bugzilla.redhat.com/show_bug.cgi?id=2281141
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-27436
- https://nvd.nist.gov/vuln/detail/CVE-2024-27436
- https://security-tracker.debian.org/tracker/CVE-2024-27436
- https://ubuntu.com/security/CVE-2024-27436
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
- https://git.kernel.org/linus/a39d51ff1f52cd0b6fe7d379ac93bd8b4237d1b7
Frequently Asked Questions
What is the severity of CVE-2024-27436?
CVE-2024-27436 has been classified with a moderate severity due to its potential to cause out-of-bounds writes in the Linux kernel.
How do I fix CVE-2024-27436?
To fix CVE-2024-27436, update your kernel to one of the following versions: 4.19.311, 5.4.273, 5.10.214, 5.15.153, 6.1.83, 6.6.23, 6.7.11, 6.8.2, 6.9, or the latest patched version.
Which Linux distributions are affected by CVE-2024-27436?
CVE-2024-27436 affects the Red Hat and Debian distributions that utilize vulnerable kernel versions before the specified patched versions.
What are the potential impacts of CVE-2024-27436?
The impact of CVE-2024-27436 includes possible out-of-bounds memory access leading to system instability or security breaches.
Is there a known exploit for CVE-2024-27436?
As of now, there are no publicly known exploits specifically targeting CVE-2024-27436.
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