CVE-2022-41849

medium

Description

drivers/video/fbdev/smscufx.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a USB device while calling open(), aka a race condition between ufx_ops_open and ufx_usb_disconnect.

References

https://lore.kernel.org/all/20220925133243.GA383897%40ubuntu/T/

https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html

https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5610bcfe8693c02e2e4c8b31427f1bdbdecc839c

Details

Source: Mitre, NVD

Published: 2022-09-30

Updated: 2024-03-25

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:L/AC:H/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 4.2

Vector: CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: Medium