Description
An issue was discovered in the Linux kernel through 5.19.8. drivers/firmware/efi/capsule-loader.c has a race condition with a resultant use-after-free.
References (4)
Core 4
Core References
Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/9cb636b5f6a8cc6d1b50809ec8f8d33ae0c84c95
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
Third Party Advisory vendor-advisory
https://www.debian.org/security/2022/dsa-5257
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
Scores
CVSS v3
4.7
EPSS
0.0002
EPSS Percentile
3.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-362
Status
published
Products (3)
debian/debian_linux
10.0
debian/debian_linux
11.0
linux/linux_kernel
< 5.19.8
Published
Sep 09, 2022
Tracked Since
Feb 18, 2026