CVE-2024-57893

ALSA: seq: oss: Fix races at processing SysEx messages

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: oss: Fix races at processing SysEx messages OSS sequencer handles the SysEx messages split in 6 bytes packets, and ALSA sequencer OSS layer tries to combine those. It stores the data in the internal buffer and this access is racy as of now, which may lead to the out-of-bounds access. As a temporary band-aid fix, introduce a mutex for serializing the process of the SysEx message packets.

N/A

CVSS

Severity:

EPSS 0.06%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/cff1de87ed14fc0f2332213d2367100e7ad0753a
https://git.kernel.org/stable/c/d2392b79d8af3714ea8878b71c66dc49d3110f44
https://git.kernel.org/stable/c/9d382112b36382aa65aad765f189ebde9926c101
https://git.kernel.org/stable/c/0179488ca992d79908b8e26b9213f1554fc5bacc

Frequently Asked Questions

What is the severity of CVE-2024-57893?: CVE-2024-57893 has not yet been assigned a CVSS score.
How to fix CVE-2024-57893?: To fix CVE-2024-57893, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-57893 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2024-57893 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-57893?: CVE-2024-57893 affects Linux Linux, Linux Linux.

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