CVE-2020-23109

medium
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
5.5

Description

Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-23109

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2020-23109.html

OS impact

OSVersionStatusFixed in
arch archaffected
suse slesaffected
debian debianbookwormfixed1.8.0-1
debian debianbullseyefixed1.8.0-1
debian debianforkyfixed1.8.0-1
debian debiansidfixed1.8.0-1
debian debiantrixiefixed1.8.0-1

References

Verify integrity in audit chain (admin only). AS-IS.