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CVE-2024-57893

Description

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

POC

Reference

No PoCs from references.

Github

- https://github.com/fkie-cad/nvd-json-data-feeds

- https://github.com/oogasawa/Utility-security

- https://github.com/w4zu/Debian_security