Incorrect Default Permissions Affecting kernel-rt-debug-core package, versions <0:4.18.0-477.10.1.rt7.274.el8_8


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.11% (45th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELRTDEBUGCORE-2824695
  • published13 May 2022
  • disclosed12 May 2022

Introduced: 12 May 2022

CVE-2022-30594  (opens in a new tab)
CWE-276  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-rt-debug-core to version 0:4.18.0-477.10.1.rt7.274.el8_8 or higher.

NVD Description

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

The Linux kernel before 5.17.2 mishandles seccomp permissions. The PTRACE_SEIZE code path allows attackers to bypass intended restrictions on setting the PT_SUSPEND_SECCOMP flag.

CVSS Scores

version 3.1