CVE-2022-2978

high

Description

A flaw use after free in the Linux kernel NILFS file system was found in the way user triggers function security_inode_alloc to fail with following call to function nilfs_mdt_destroy. A local user could use this flaw to crash the system or potentially escalate their privileges on the system.

References

https://lore.kernel.org/linux-fsdevel/20220816040859.659129-1-dzm91%40hust.edu.cn/T/#u

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

Details

Source: Mitre, NVD

Published: 2022-08-24

Updated: 2023-11-07

Risk Information

CVSS v2

Base Score: 6.8

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

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High