CVE-2022-41849
Public on 2022-09-30
Modified on 2023-01-18
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.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | kernel | 2022-12-01 | ALAS-2022-1645 | Fixed |
| Amazon Linux 2 - Core | kernel | 2022-10-31 | ALAS2-2022-1876 | Fixed |
| Amazon Linux 2 - Kernel-5.4 Extra | kernel | 2022-12-01 | ALAS2KERNEL-5.4-2022-039 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 4.2 | CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | CVSSv3 | 4.2 | CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |