Resource Leak Affecting perf-debuginfo package, versions <0:4.14.241-184.433.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (10th percentile)

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  • Snyk IDSNYK-AMZN2-PERFDEBUGINFO-10264357
  • published30 May 2025
  • disclosed21 May 2024

Introduced: 21 May 2024

CVE-2021-47319  (opens in a new tab)
CWE-402  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 perf-debuginfo to version 0:4.14.241-184.433.amzn2 or higher.
This issue was patched in ALAS2-2021-1696.

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:2 relevant fixed versions and status.

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

virtio-blk: Fix memory leak among suspend/resume procedure

The vblk->vqs should be freed before we call init_vqs() in virtblk_restore().

CVSS Base Scores

version 3.1