עברית

Vulnerability Intelligence

CVE-2026-84447

High 7.5

Published
Last modified
NVD status
Deferred

Description

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.

References4

Metrics

CVSS 3.1
7.5 HIGH Score source: CNA CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS — exploit probability
1% percentile: 44 · as of 8 November 2026
CWE
CWE-770

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