UBUNTU-CVE-2021-38202
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UBUNTU-CVE-2021-38202
Published: 8 Aug 2021Last Modified: 4 Feb 2026
Upstream:
Aliases:
Summary:
Details: 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.
References: https://ubuntu.com/security/CVE-2021-38202, https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4, https://github.com/torvalds/linux/commit/7b08cf62b1239a4322427d677ea9363f0ab677c6, https://ubuntu.com/security/notices/USN-5096-1, https://www.cve.org/CVERecord?id=CVE-2021-38202
Affected packages
Package
Name: linux-hwe-edge
Purl: pkg:deb/ubuntu/[email protected]~16.04.1?arch=source&distro=xenial
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
4.8.0-28.30~16.04.1
4.8.0-30.32~16.04.1
4.8.0-32.34~16.04.1
4.8.0-34.36~16.04.1
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
