CVE-2022-1048

CVE Details

Release Date:	2022-04-29
Impact:	None	What is this?

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.

See more information about CVE-2022-1048 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	7.0
Vector String:	CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Version:	3.0
Attack Vector:	Local
Attack Complexity:	High
Privileges Required:	Low
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	High
Integrity Impact:	High
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (kernel-uek)	ELSA-2022-9477	2022-06-14
Oracle Linux version 7 (kernel-uek)	ELSA-2022-9479	2022-06-14
Oracle Linux version 7 (kernel-uek-container)	ELSA-2022-9478	2022-06-15
Oracle Linux version 7 (kernel-uek-container)	ELSA-2022-9480	2022-06-14
Oracle Linux version 8 (kernel)	ELSA-2022-7683	2022-11-15
Oracle Linux version 8 (kernel-uek)	ELSA-2022-9479	2022-06-14
Oracle Linux version 8 (kernel-uek-container)	ELSA-2022-9480	2022-06-14
Oracle Linux version 9 (kernel)	ELSA-2022-8267	2022-11-22