Improper Initialization Affecting kernel-tools-libs package, versions <0:4.18.0-305.el8


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELTOOLSLIBS-2581040
  • published10 Apr 2022
  • disclosed26 Mar 2021

Introduced: 26 Mar 2021

CVE-2020-35508  (opens in a new tab)
CWE-665  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-tools-libs to version 0:4.18.0-305.el8 or higher.
This issue was patched in ELSA-2021-1578.

NVD Description

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

A flaw possibility of race condition and incorrect initialization of the process id was found in the Linux kernel child/parent process identification handling while filtering signal handlers. A local attacker is able to abuse this flaw to bypass checks to send any signal to a privileged process.

CVSS Scores

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