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CVE-2026-65705

Medium priority
Needs evaluation

FFmpeg versions 3.4 through 8.1.2 contain an out-of-bounds write vulnerability in the vf_floodfill video filter that allows attackers to corrupt heap memory by supplying a dynamically sized video stream with filtergraph...

2 affected packages

ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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CVE-2026-65704

Medium priority
Needs evaluation

FFmpeg through 8.1.2 contains an out-of-bounds write vulnerability that allows attackers to cause heap corruption by supplying a crafted ffconcat file processed with the -safe 0 flag. The TY demuxer's demux_audio() function...

2 affected packages

ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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CVE-2026-65703

Medium priority
Needs evaluation

FFmpeg versions 2.7 through 8.1.2 contain an out-of-bounds write vulnerability in the TDSC video decoder that allows remote attackers to cause heap corruption by supplying a crafted AVI file that changes frame dimensions across...

2 affected packages

ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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CVE-2026-64835

Medium priority
Needs evaluation

FFmpeg versions 4.4 through 8.1.2 contain an out-of-bounds memory access vulnerability in the ADX audio decoder within libavcodec/adxdec.c that allows attackers to trigger both out-of-bounds reads and writes by supplying a crafted...

2 affected packages

ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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CVE-2026-64834

Medium priority
Needs evaluation

FFmpeg versions 0.6.3 through 8.1.2 contain an infinite loop vulnerability in the RTP/ASF demuxer within libavformat/rtpdec_asf.c that allows remote attackers to cause denial of service by sending a crafted RTP/ASF stream. The...

2 affected packages

ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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CVE-2026-64833

Medium priority
Needs evaluation

FFmpeg versions 0.7.1 through 8.1.2 contain an out-of-bounds read vulnerability in the S/PDIF muxer that allows attackers to access memory beyond buffer boundaries by supplying a crafted DTS stream with a core_size value larger...

2 affected packages

ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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CVE-2026-64832

Medium priority
Needs evaluation

FFmpeg versions 4.4 through 8.1.2 contain a double-free vulnerability in the NVIDIA NVDEC hardware decoder within libavcodec/nvdec.c that allows attackers to trigger memory corruption by supplying a crafted video file. When no...

2 affected packages

ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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CVE-2026-64831

Medium priority
Needs evaluation

FFmpeg versions 8.0 through 8.1.2 contains a stack buffer overflow vulnerability in the Vulkan HEVC hardware decoder that allows remote attackers to overwrite return addresses and adjacent stack frames by supplying a crafted...

2 affected packages

ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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CVE-2026-64830

Medium priority
Needs evaluation

FFmpeg versions 2.1 through 8.1.2 contains a heap buffer overflow vulnerability in the VobSub subtitle demuxer that allows attackers to corrupt adjacent heap memory by supplying a malicious .sub/.idx subtitle file declaring more...

2 affected packages

ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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CVE-2026-13858

Medium priority
Needs evaluation

Out of bounds read in FFmpeg in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted video file. (Chromium security severity: Medium)

3 affected packages

chromium-browser, ffmpeg, libav

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
chromium-browser Not affected Not affected Not affected
ffmpeg Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
libav Not in release Not in release Not in release
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