CVE-2021-38202

HighCVSS 7.5/10Last modified Oct 14, 2026

Description

fs/nfsd/trace.h in the Linux kernel before 5.13.4 might allow remote attackers to cause a denial of service (out-of-bounds read in strlen) by sending NFS traffic when the trace event framework is being used for nfsd.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
n/a	n/a	n/a
Siemens	SIMATIC S7-1500 TM MFP - GNU/Linux subsystem	< V1.1.1

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4Mailing List, Patch, Vendor Advisory
https://github.com/torvalds/linux/commit/7b08cf62b1239a4322427d677ea9363f0ab677c6Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20210902-0010/Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4Mailing List, Patch, Vendor Advisory
https://github.com/torvalds/linux/commit/7b08cf62b1239a4322427d677ea9363f0ab677c6Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20210902-0010/Third Party Advisory
https://cert-portal.siemens.com/productcert/html/ssa-265688.html

Timeline

Published: Aug 8, 2021
Last modified: Oct 14, 2026
NVD status: Modified

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