CVE-2024-50143

HIGH

Linux Kernel < 4.19.323 - Use of Uninitialized Resource

Title source: rule

Description

In the Linux kernel, the following vulnerability has been resolved: udf: fix uninit-value use in udf_get_fileshortad Check for overflow when computing alen in udf_current_aext to mitigate later uninit-value use in udf_get_fileshortad KMSAN bug[1]. After applying the patch reproducer did not trigger any issue[2]. [1] https://syzkaller.appspot.com/bug?extid=8901c4560b7ab5c2f9df [2] https://syzkaller.appspot.com/x/log.txt?x=10242227980000

References (9)

[Mailing List] https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

[Patch] https://git.kernel.org/stable/c/0ce61b1f6b32df822b59c680cbe8e5ba5d335742

[Patch] https://git.kernel.org/stable/c/1ac49babc952f48d82676979b20885e480e69be8

[Patch] https://git.kernel.org/stable/c/264db9d666ad9a35075cc9ed9ec09d021580fbb1

[Patch] https://git.kernel.org/stable/c/417bd613bdbe791549f7687bb1b9b8012ff111c2

[Patch] https://git.kernel.org/stable/c/4fc0d8660e391dcd8dde23c44d702be1f6846c61

[Patch] https://git.kernel.org/stable/c/5eb76fb98b3335aa5cca6a7db2e659561c79c32b

[Patch] https://git.kernel.org/stable/c/72e445df65a0aa9066c6fe2b8736ba2fcca6dac7

[Patch] https://git.kernel.org/stable/c/e52e0b92ed31dc62afbda15c243dcee0bb5bb58d

Scores

CVSS v3 7.8

EPSS 0.0001

EPSS Percentile 2.4%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-908

Status published

Products (9)

linux/Kernel 2.6.12 - 4.19.323linux

linux/Kernel 4.20.0 - 5.4.285linux

linux/Kernel 5.11.0 - 5.15.170linux

linux/Kernel 5.16.0 - 6.1.115linux

linux/Kernel 5.5.0 - 5.10.246linux

linux/Kernel 6.2.0 - 6.6.59linux

linux/Kernel 6.7.0 - 6.11.6linux

linux/linux_kernel 6.12 rc1

linux/linux_kernel < 4.19.323

Published Nov 07, 2024

Tracked Since Feb 18, 2026