CVE-2021-40490

high

Description

A race condition was discovered in ext4_write_inline_data_end in fs/ext4/inline.c in the ext4 subsystem in the Linux kernel through 5.13.13.

References

https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=9e445093e523f3277081314c864f708fd4bd34aa

https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html

https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/

https://lists.fedoraproject.org/archives/list/[email protected]/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/

https://security.netapp.com/advisory/ntap-20211004-0001/

https://www.debian.org/security/2021/dsa-4978

Details

Published: 2021-09-03

Risk Information

CVSS v2

Base Score: 4.4

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7

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

Severity: High