nfsd: fix use-after-free due to delegation race
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven.
This ID is fixed in Linux Kernel version v5.15.8 by commit 148c816f10fd11df27ca6a9b3238cdd42fa72cd3. For more details please see the references link.
WS-2021-0551 - Critical Severity Vulnerability
Vulnerable Library - linux-stable-rtv3.8.6
Julia Cartwright's fork of linux-stable-rt.git
Library home page: https://git.kernel.org/pub/scm/linux/kernel/git/julia/linux-stable-rt.git
Found in HEAD commit: 22324ae9738f0a1eeb173ff05137c8317c350189
Found in base branch: master
Vulnerable Source Files (1)
/fs/nfsd/nfs4state.c
Vulnerability Details
nfsd: fix use-after-free due to delegation race This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.8 by commit 148c816f10fd11df27ca6a9b3238cdd42fa72cd3. For more details please see the references link.
Publish Date: 2021-12-19
URL: WS-2021-0551
CVSS 3 Score Details (9.8)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://osv.dev/vulnerability/GSD-2021-1002600
Release Date: 2021-12-19
Fix Resolution: v5.15.8
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