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.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-2785-1 linux-4.19 security update
Debian DLA Debian DLA DLA-2843-1 linux security update
Debian DSA Debian DSA DSA-4978-1 linux security update
EUVD EUVD EUVD-2021-24657 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.
Ubuntu USN Ubuntu USN USN-5091-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5091-2 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5092-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5092-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5096-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5106-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5120-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-5136-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T01:37:16.290Z

Reserved: 2021-08-08T00:00:00

Link: CVE-2021-38199

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-08-08T20:15:07.073

Modified: 2024-11-21T06:16:38.240

Link: CVE-2021-38199

cve-icon Redhat

Severity : Low

Publid Date: 2021-06-09T00:00:00Z

Links: CVE-2021-38199 - Bugzilla

cve-icon OpenCVE Enrichment

No data.