Out-of-Bounds Affecting libheif-tools-debuginfo package, versions <0:1.19.8-1.amzn2023.0.4


Severity

Recommended
0.0
low
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-AMZN2023-LIBHEIFTOOLSDEBUGINFO-15921903
  • published7 Apr 2026
  • disclosed11 Mar 2026

Introduced: 11 Mar 2026

CVE-2026-3949  (opens in a new tab)
CWE-119  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 libheif-tools-debuginfo to version 0:1.19.8-1.amzn2023.0.4 or higher.
This issue was patched in ALAS2023-2026-1509.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libheif-tools-debuginfo package and not the libheif-tools-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

A vulnerability was determined in strukturag libheif up to 1.21.2. This affects the function vvdec_push_data2 of the file libheif/plugins/decoder_vvdec.cc of the component HEIF File Parser. Executing a manipulation of the argument size can lead to out-of-bounds read. The attack needs to be launched locally. The exploit has been publicly disclosed and may be utilized. This patch is called b97c8b5f198b27f375127cd597a35f2113544d03. It is advisable to implement a patch to correct this issue.

CVSS Base Scores

version 3.1