CVE-2022-49280

low-risk

Published 2025-02-26

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.

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Linux Kernel

Affected Vendors

Linux

References (4)

Patch https://git.kernel.org/stable/c/184416d4b98509fb4c3d8fc3d6dc1437896cc159

Patch https://git.kernel.org/stable/c/2764af8ce0bf03cc43ee4a11897cab96bde6caae

Patch https://git.kernel.org/stable/c/413d8fefafe531a9442bb623e3fe292a38f88d65

Patch https://git.kernel.org/stable/c/614a61e1592051cc42d3c38f899c9f7bdaad8a1d

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal