vulnerability
Red Hat: CVE-2022-1048: kernel: race condition in snd_pcm_hw_free leading to use-after-free (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Apr 29, 2022 | Nov 9, 2022 | Nov 14, 2025 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Apr 29, 2022
Added
Nov 9, 2022
Modified
Nov 14, 2025
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.
Solutions
redhat-upgrade-kernelredhat-upgrade-kernel-rt
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