NULL Pointer Dereference Affecting perf package, versions <0:4.14.305-155.531.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN201803-PERF-3369542
  • published23 Mar 2023
  • disclosed26 Jan 2023

Introduced: 26 Jan 2023

CVE-2023-0394  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 perf to version 0:4.14.305-155.531.amzn1 or higher.
This issue was patched in ALAS-2023-1706.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

A NULL pointer dereference flaw was found in rawv6_push_pending_frames in net/ipv6/raw.c in the network subcomponent in the Linux kernel. This flaw causes the system to crash.

CVSS Scores

version 3.1