CVE-2023-53990 Affecting perf-debuginfo package, versions <0:6.1.29-47.49.amzn2023


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.03% (8th percentile)

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  • Snyk IDSNYK-AMZN2023-PERFDEBUGINFO-15314740
  • published19 Feb 2026
  • disclosed24 Dec 2025

Introduced: 24 Dec 2025

CVE-2023-53990  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 perf-debuginfo to version 0:6.1.29-47.49.amzn2023 or higher.
This issue was patched in ALAS2023-2023-184.

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:2023 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

SMB3: Add missing locks to protect deferred close file list

cifs_del_deferred_close function has a critical section which modifies the deferred close file list. We must acquire deferred_lock before calling cifs_del_deferred_close function.

CVSS Base Scores

version 3.1