CVE-2022-1048

kernel: race condition in snd_pcm_hw_free leading to use-after-free

Published Apr 29, 2022 CVSS 3.1 · 7.0 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-5127-1 linux security update
Debian DSA Debian DSA DSA-5173-1 linux security update
Ubuntu USN Ubuntu USN USN-5381-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5469-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5560-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5560-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5562-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5582-1 Linux kernel (Azure CVM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5856-1 Linux kernel (OEM) vulnerabilities
History

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