Race Condition Affecting perf-debuginfo package, versions <0:4.14.313-162.533.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.07% (31st percentile)

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  • Snyk IDSNYK-AMZN201803-PERFDEBUGINFO-5789709
  • published20 Jul 2023
  • disclosed18 May 2023

Introduced: 18 May 2023

CVE-2023-33203  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 perf-debuginfo to version 0:4.14.313-162.533.amzn1 or higher.
This issue was patched in ALAS-2023-1735.

NVD Description

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

The Linux kernel before 6.2.9 has a race condition and resultant use-after-free in drivers/net/ethernet/qualcomm/emac/emac.c if a physically proximate attacker unplugs an emac based device.

CVSS Scores

version 3.1