CVE-2022-49280

MEDIUM

Linux Kernel Integer Underflow in NFSD Write Arguments Decoding

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent underflow in nfssvc_decode_writeargs() Smatch complains: fs/nfsd/nfsxdr.c:341 nfssvc_decode_writeargs() warn: no lower bound on 'args->len' Change the type to unsigned to prevent this issue.

References (4)

Core 4

Scores

CVSS v3 5.5
EPSS 0.0025
EPSS Percentile 15.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-191
Status published
Products (14)
linux/Kernel 5.12.0 - 5.15.33linux
linux/Kernel 5.16.0 - 5.16.19linux
linux/Kernel 5.17.0 - 5.17.2linux
Linux/Linux < 5.12
Linux/Linux 5.12
Linux/Linux 5.15.33 - 5.15.*
Linux/Linux 5.16.19 - 5.16.*
Linux/Linux 5.17.2 - 5.17.*
Linux/Linux 5.18
Linux/Linux a51b5b737a0be93fae6ea2a18df03ab2359a3f4b - 184416d4b98509fb4c3d8fc3d6dc1437896cc159
... and 4 more
Published Feb 26, 2025
Tracked Since Feb 18, 2026