CVE-2023-0266

Published January 30th, 2023

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CVSS v3

7.9

HIGH

CVSS v2

N/A

Affected

PROJECT

Description

A use after free vulnerability exists in the ALSA PCM package in the Linux Kernel. SNDRV_CTL_IOCTL_ELEM_{READ|WRITE}32 is missing locks that can be used in a use-after-free that can result in a priviledge escalation to gain ring0 access from the system user. We recommend upgrading past commit 56b88b50565cd8b946a2d00b0c83927b7ebb055e

torvalds/linux

Linux kernel source tree

GitHub

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