Incorrect Permission Assignment for Critical Resource Affecting kernel-rt-debug-kvm package, versions <0:4.18.0-305.rt7.72.el8


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (21st percentile)

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  • Snyk IDSNYK-RHEL8-KERNELRTDEBUGKVM-4001491
  • published26 Jul 2021
  • disclosed5 Jun 2020

Introduced: 5 Jun 2020

CVE-2020-24394  (opens in a new tab)
CWE-732  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-rt-debug-kvm to version 0:4.18.0-305.rt7.72.el8 or higher.
This issue was patched in RHSA-2021:1739.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-kvm package and not the kernel-rt-debug-kvm package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

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.

CVSS Scores

version 3.1