VDB
CVE-2026-84447
CVE-2026-84447
PUBLISHED
CVSS 7.5 HIGH
Reported by GitHub_M · Published September 18, 2026
libheif is a HEIF and AVIF file format decoder and encoder. In 1.23.1 and earlier, crafted grid, iovl, and iden reference graphs can repeatedly decode the same base image because processed_ids is copied per branch and ImageItem::decode_image() has no shared operation budget. This vulnerability is fixed in 1.23.2.
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| strukturag | libheif | < 1.23.2 |
| strukturag | libheif | < 1.23.2 |
Timeline
- Sep 8, 2026 CVE Published
- Sep 19, 2026 EPSS Score