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CVE-2021-38199

nvd nist
Published: Aug 8, 2021Modified: Jun 17, 2026

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6.5
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 2.8 / Impact: 3.6
Source: NVD

Description

fs/nfs/nfs4client.c in the Linux kernel before 5.13.4 has incorrect connection-setup ordering, which allows operators of remote NFSv4 servers to cause a denial of service (hanging of mounts) by arranging for those servers to be unreachable during trunking detection.

Affected (7)

Linux
1 product
Linux Kernel
Netapp
4 products
Hci Bootstrap Os
Hci Management Node
Solidfire
Element Software
Debian
1 product
Debian Linux
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Linux Kernel
Before 5.13.4
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Hci Bootstrap Os
All versions
Running on/withPlatform Versions
Netapp
Hci Compute Node
All versions
Configuration C
2 vulnerable
Vulnerable SoftwareAffected Versions
Hci Management Node
All versions
Solidfire
All versions
Configuration D
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Element Software
All versions
Running on/withPlatform Versions
Netapp
Hci Storage Node
All versions
Configuration E
2 vulnerable
Vulnerable SoftwareAffected Versions
Debian
Debian Linux
Version 11.0
Debian Linux
Version 9.0

References (12)

Source: cve@mitre.org
Mailing ListPatchVendor Advisory
Source: cve@mitre.org
PatchThird Party Advisory
Source: cve@mitre.org
Mailing ListThird Party Advisory
Source: cve@mitre.org
Mailing ListThird Party Advisory
Source: cve@mitre.org
Third Party Advisory
Source: cve@mitre.org
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListPatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.