Debian/libheif: high 8.8
libheif is a HEIF and AVIF file format decoder and encoder. Versions 1.21.2 and prior contain a heap-buffer-overflow (write) vulnerability in the grid tile compositing, allowing an attacker to write 6
Action: Upgrade libheif to 1.23.1-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.23.1-1 | - |
Fixed versions
| 1.23.1-1 |
Sources
- osv: DEBIAN-CVE-2026-32740#Debian:14/libheif
- https://security-tracker.debian.org/tracker/CVE-2026-32740
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