CVE-2022-49280

critical · 9.8

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.

9.8

CVSS

0.7%

EPSS (exploit prob.)

51st

EPSS percentile

2025-02-26

Published

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

Weaknesses

CWE-191

Affected products

Vendor	Product	Affected versions
linux	linux_kernel	< 4.9.311
linux	linux_kernel	>= 4.10, < 4.14.276
linux	linux_kernel	>= 4.15, < 4.19.238
linux	linux_kernel	>= 4.20, < 5.4.189
linux	linux_kernel	>= 5.5, < 5.10.110
linux	linux_kernel	>= 5.11, < 5.15.33
linux	linux_kernel	>= 5.16, < 5.16.19
linux	linux_kernel	>= 5.17, < 5.17.2

Check a specific version with /api/v1/cve/match.

References

https://git.kernel.org/stable/c/184416d4b98509fb4c3d8fc3d6dc1437896cc159
https://git.kernel.org/stable/c/2764af8ce0bf03cc43ee4a11897cab96bde6caae
https://git.kernel.org/stable/c/413d8fefafe531a9442bb623e3fe292a38f88d65
https://git.kernel.org/stable/c/614a61e1592051cc42d3c38f899c9f7bdaad8a1d

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2022-49280