CVE-2021-47116

MEDIUM

5.5

Description

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4_mb_init_backend on error path. Fix a memory leak discovered by syzbot when a file system is corrupted with an illegally large s_log_groups_per_flex.

CVE Details

CVSS v3.1 Score5.5

SeverityMEDIUM

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/15/2024

Last Modified1/7/2025

Sourcenvd

Honeypot Sightings0

Affected Products

linux:linux_kernel

Weaknesses (CWE)

CWE-401

References

https://git.kernel.org/stable/c/04fb2baa0b147f51db065a1b13a11954abe592d0(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/2050c6e5b161e5e25ce3c420fef58b24fa388a49(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/a8867f4e3809050571c98de7a2d465aff5e4daf5(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/04fb2baa0b147f51db065a1b13a11954abe592d0(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/stable/c/2050c6e5b161e5e25ce3c420fef58b24fa388a49(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/stable/c/a8867f4e3809050571c98de7a2d465aff5e4daf5(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.