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CVE-2021-4148

nvd nist
Published: Mar 23, 2022Modified: Jun 17, 2026

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5.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Exploitability: 1.8 / Impact: 3.6
Source: NVD

Description

A vulnerability was found in the Linux kernel's block_invalidatepage in fs/buffer.c in the filesystem. A missing sanity check may allow a local attacker with user privilege to cause a denial of service (DOS) problem.

Affected (2)

Linux
1 product
Linux Kernel
Fedoraproject
1 product
Fedora
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Linux Kernel
Before 5.14.16
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Fedora
Version 35

Related CWEs

CWE-354
Improper Validation of Integrity Check Value
The product does not validate or incorrectly validates the integrity check values or "checksums" of a message. This may prevent it from detecting if the data has been modified or corrupted in transmission.

References (6)

Source: secalert@redhat.com
Issue TrackingThird Party Advisory
Source: secalert@redhat.com
ExploitMailing ListPatchThird Party Advisory
Source: secalert@redhat.com
ExploitMailing ListPatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitMailing ListPatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitMailing ListPatchThird Party Advisory

Timeline

No history available yet.