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CVE-2022-1048

Public on 2022-04-18
Modified on 2022-04-18
Description

A use-after-free flaw was found in the Linux kernel's sound subsystem in the way a user triggers concurrent calls of PCM hw_params. The hw_free ioctls or similar race condition happens inside ALSA PCM for other ioctls. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Severity
Medium
See what this means
CVSS v3 Base Score
7.0
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Kernel-5.10 Extra kernel 2022-04-18 19:50 ALAS2KERNEL-5.10-2022-013

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv3 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C