CVE-2026-75142

A flaw was found in FFmpeg. A stack buffer overflow exists in the MPEG-PS muxer. A local attacker or a user processing a specially crafted file with an excessive number of streams could trigger this flaw, leading to a buffer overflow. This could potentially result in denial of service or arbitrar...

CVE-2026-64833

A flaw was found in FFmpeg, specifically within the S/PDIF muxer. A remote attacker can exploit an out-of-bounds read vulnerability by providing a specially crafted DTS-HD audio stream during S/PDIF re-muxing. This allows the attacker to read memory beyond the intended buffer boundaries,...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: ffmpeg (UTSA-2026-104786)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-104786 advisory. FFmpeg before commit 9d786e4 contains a stack buffer overflow in the MPEG-PS muxer libavformat/mpegenc.c. When muxing input with more streams than the muxer's...

Linux Distros Unpatched Vulnerability : CVE-2026-75142

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FFmpeg before commit 9d786e4 contains a stack buffer overflow in the MPEG-PS muxer libavformat/mpegenc.c. When muxing input with more streams than the muxer's...

CVE-2026-75142

FFmpeg before commit 9d786e4 contains a stack buffer overflow in the MPEG-PS muxer libavformat/mpegenc.c. When muxing input with more streams than the muxer's fixed-size stack buffer accommodates, the buffer is overflowed. A crafted input with an excessive number of streams triggers the overflow...

CVE-2026-75142

FFmpeg before commit 9d786e4 contains a stack buffer overflow in the MPEG-PS muxer (libavformat/mpegenc.c). When muxing input with more streams than the muxer's fixed-size stack buffer accommodates, the buffer is overflowed. A crafted input with an excessive number of streams triggers the overflo...

EUVD-2026-62579

FFmpeg before commit 9d786e4 contains a stack buffer overflow in the MPEG-PS muxer libavformat/mpegenc.c. When muxing input with more streams than the muxer's fixed-size stack buffer accommodates, the buffer is overflowed. A crafted input with an excessive number of streams triggers the overflow...

CVE-2026-75142 FFmpeg Stack Buffer Overflow in MPEG-PS Muxer via mpegenc.c

FFmpeg before commit 9d786e4 contains a stack buffer overflow in the MPEG-PS muxer libavformat/mpegenc.c. When muxing input with more streams than the muxer's fixed-size stack buffer accommodates, the buffer is overflowed. A crafted input with an excessive number of streams triggers the overflow...

PT-2026-78525

Name of the Vulnerable Software and Affected Versions FFmpeg versions prior to commit 9d786e4 Description A stack buffer overflow exists in the MPEG-PS muxer within the libavformat/mpegenc.c file. This occurs when the software processes input containing more streams than the muxer's fixed-size...

EUVD-2026-58183

py-libp2p is the Python implementation of the libp2p networking stack. In 0.7.0 and earlier, the yamux handleincoming method in libp2p/streammuxer/yamux/yamux.py reads an attacker-controlled 32-bit DATA frame length with readexactly before validating it against MAXWINDOWSIZE or checking whether...

CVE-2026-73568

py-libp2p (Python implementation of libp2p) before 0.7.0 has a yamux handle_incoming() flaw in libp2p/stream_muxer/yamux/yamux.py: it reads a 32-bit DATA frame length with read_exactly() before validating against MAX_WINDOW_SIZE or checking stream_id. A peer completing the Noise handshake can sen...

Linux Distros Unpatched Vulnerability : CVE-2026-64833

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

CVE-2026-64833

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 coresize value larger than the actual packet length. Attackers can exploit the missing bound...

CVE-2026-64833 FFmpeg 0.7.1 - 8.1.2 Out-of-Bounds Read via S/PDIF Muxer spdifenc.c

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 coresize value larger than the actual packet length. Attackers can exploit the missing bound...

CVE-2026-64833

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 coresize value larger than the actual packet length. Attackers can exploit the missing bound...

CVE-2026-64833 FFmpeg 0.7.1 - 8.1.2 Out-of-Bounds Read via S/PDIF Muxer spdifenc.c

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 coresize value larger than the actual packet length. Attackers can exploit the missing bound...

PT-2026-63442

Name of the Vulnerable Software and Affected Versions FFmpeg versions 0.7.1 through 8.1.2 Description An out-of-bounds read exists in the S/PDIF muxer. This occurs when a crafted DTS stream is supplied with a core size value larger than the actual packet length. The issue stems from a missing...

ANT-2026-TJ0ZJHM6 · ffmpeg · Heap-buffer-overflow

heap-buffer-overflow medium Severity Claude critical · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-TJ0ZJHM6: Heap-buffer-overflow in assenc.c:18...

PT-2026-36782

A weakness has been identified in justdan96 tsMuxer up to 2.7.0. This vulnerability affects the function HevcVpsUnit::setFPS of the file /AFLplusplus/tsMuxer prev/tsMuxer/hevc.cpp. This manipulation of the argument track id causes denial of service. The attack requires local access. The exploit h...

Linux Distros Unpatched Vulnerability : CVE-2016-3863

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Multiple stack-based buffer overflows in the AVCC reassembly implementation in Utils.cpp in libstagefright in MediaMuxer in Android 4.x before 4.4.4, 5.0.x befo...