Detections
Analytics

CVE-2021-45469

high

Description

In __f2fs_setxattr in fs/f2fs/xattr.c in the Linux kernel through 5.15.11, there is an out-of-bounds memory access when an inode has an invalid last xattr entry.

References

https://www.debian.org/security/2022/dsa-5096

https://www.debian.org/security/2022/dsa-5050

https://security.netapp.com/advisory/ntap-20220114-0003/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QG7XV2WXKMSMKIQKIBG5LW3Y3GXEWG5Q/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AK2C4A43BZSWATZWFUHHHUQF3HPIALNP/

https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html

http://www.openwall.com/lists/oss-security/2021/12/25/1

https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git/commit/?h=dev&id=5598b24efaf4892741c798b425d543e4bed357a1

https://bugzilla.kernel.org/show_bug.cgi?id=215235

Details

Source: Mitre, NVD

Published: 2021-12-23

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 4.6

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

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

EPSS

EPSS: 0.0002