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OpenAdvisories
High DSA-5870-1 1 CVE

openh264 - security update

Published Feb 26, 2025 · Updated Mar 9, 2026

Ecosystem: Debian

Fixed packages 1

ReleasePackageFixed in
Debian · 12 openh264 2.3.1+dfsg-3+deb12u1

Vulnerabilities 1

  • High 8.6
    CVE-2025-27091

    OpenH264 Decoding Functions Heap Overflow Vulnerability

    OpenH264 is a free license codec library which supports H.264 encoding and decoding. A vulnerability in the decoding functions of OpenH264 codec library could allow a remote, unauthenticated attacker to trigger a heap overflow. This vulnerability is due to a …

    Cisco openh264 openh264 openh264 Network devices Debian Ubuntu Alpine