CVE-2020-24394 (High) detected in linuxlinux-4.19.238

[mend-bolt-for-github[bot]]

CVE-2020-24394 - High Severity Vulnerability

Vulnerable Library - linuxlinux-4.19.238

The Linux Kernel

Library home page: https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/?wsslib=linux

Found in HEAD commit: 05c0743befb9102e2ecb9fbd0fa8eb43eb8bb5ec

Found in base branch: master

Vulnerable Source Files (2)

/fs/nfsd/vfs.c /fs/nfsd/vfs.c

Vulnerability Details

In the Linux kernel before 5.7.8, fs/nfsd/vfs.c (in the NFS server) can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka CID-22cf8419f131. This occurs because the current umask is not considered.

Publish Date: 2020-08-19

URL: CVE-2020-24394

CVSS 3 Score Details (7.1)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.linuxkernelcves.com/cves/CVE-2020-24394

Release Date: 2020-08-19

Fix Resolution: v5.8-rc4,v4.14.188,v4.19.132,v5.4.51,v5.7.8

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