CVE-2024-27436: ALSA: usb-audio: Stop parsing channels bits when all channels are found.

Published 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.

Other sources

In the Linux kernel, the following vulnerability has been resolved:

ALSA: usb-audio: Stop parsing channels bits when all channels are found.

The Linux kernel CVE team has assigned CVE-2024-27436 to this issue.

Upstream advisory: https://lore.kernel.org/linux-cve-announce/2024051711-CVE-2024-27436-2227@gregkh/T

Red Hat

Affected Software

19 affected componentsFixes available
debian/linux
5.10.223-15.10.234-16.1.129-16.1.135-16.12.25-16.12.27-1
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
Linux Linux kernel>=3.8<4.19.311
Linux Linux kernel>=4.20<5.4.273
Linux Linux kernel>=5.5<5.10.214
Linux Linux kernel>=5.11<5.15.153
Linux Linux kernel>=5.16<6.1.83
Linux Linux kernel>=6.2<6.6.23
Linux Linux kernel>=6.7<6.7.11
Linux Linux kernel>=6.8<6.8.2
Debian Debian Linux=10.0

Event History

May 17, 2024
CVE Published
via MITRE·12:12 PM
Data Sourced
via MITRE·12:12 PM
Description
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·01:15 PM
RemedyAffected Software
Data Sourced
via Red Hat·10:34 PM
DescriptionSeverityAffected Software
Jun 8, 2024
Data Sourced
via Launchpad·01:15 AM
Description
Apr 29, 2025
Data Sourced
via Ubuntu·06:17 AM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

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.

2

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.

3

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.

4

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.

5

Is there a known exploit for CVE-2024-27436?

As of now, there are no publicly known exploits specifically targeting CVE-2024-27436.

Contact

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