Missing Release of Resource after Effective Lifetime Affecting qemu-block-curl package, versions <10:3.1.0-8.amzn2.0.22


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.01% (2nd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-AMZN2-QEMUBLOCKCURL-13879745
  • published11 Nov 2025
  • disclosed16 Mar 2022

Introduced: 16 Mar 2022

CVE-2022-26354  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 qemu-block-curl to version 10:3.1.0-8.amzn2.0.22 or higher.
This issue was patched in ALAS2-2025-3061.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-block-curl package and not the qemu-block-curl package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions <= 6.2.0.

CVSS Base Scores

version 3.1