Debian 11 — libavif — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2020-36407 CVE-2025-48174 CVE-2025-48175 Upstream summary: libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]