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/[email protected]/T/#u

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

Details

Source: MITRE

Published: 2022-08-24

Updated: 2023-04-11

Type: CWE-416

CVSS v3

Base Score: 7.8

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH