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JLSEC-2025-109 FFmpeg through 4.3 has a heap-based buffer overflow in avio_get_str in libavformat/aviobuf.c because...

🗓️ 19 Oct 2025 19:08:53Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 4 Views

FFmpeg 4.3 has a heap overflow in avio_get_str due to a missing index check in the load model function.

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02 Jul 2026 05:45Current
7.5High risk
Vulners AI Score7.5
CVSS 26.8
CVSS 3.18.8
EPSS0.01655
4