CVE-2022-4379
kernel: use-after-free in __nfs42_ssc_open() in fs/nfs/nfs4file.c leading to remote Denial of Service attack
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 15, 2022
Updated · November 21, 2025
Description
A use-after-free vulnerability was found in __nfs42_ssc_open() in fs/nfs/nfs4file.c in the Linux kernel. This flaw allows an attacker to conduct a remote denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-416 · Use After Free