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Vulnerability record · CVE-2016-10191 · published 9 February 2017

CVE-2016-10191: Ffmpeg memory buffer overflow vulnerability

Ffmpeg · Ffmpeg

Heap-based buffer overflow in libavformat/rtmppkt.c in FFmpeg before 2.8.10, 3.0.x before 3.0.5, 3.1.x before 3.1.6, and 3.2.x before 3.2.2 allows remote attackers to execute arbitrary code by leveraging failure to check for RTMP packet size mismatches.

9.8 CVSS 3.0 Critical EPSS 7.5% · top 5.7% CWE-119 · Memory buffer overflow
9.8CVSS 3.0 base score, v2 7.5
7.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in libavformat/rtmppkt.c in FFmpeg before 2.8.10, 3.0.x before 3.0.5, 3.1.x before 3.1.6, and 3.2.x before 3.2.2 allows remote attackers to execute arbitrary code by leveraging failure to check for RTMP packet size mismatches.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2017/01/31/12 Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2017/02/02/1 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/95989
https://ffmpeg.org/security.html Release NotesVendor Advisory
https://github.com/FFmpeg/FFmpeg/commit/7d57ca4d9a75562fa32e40766211de150f8b3ee7 Patch
https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html
http://www.openwall.com/lists/oss-security/2017/01/31/12 Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2017/02/02/1 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/95989
https://ffmpeg.org/security.html Release NotesVendor Advisory
https://github.com/FFmpeg/FFmpeg/commit/7d57ca4d9a75562fa32e40766211de150f8b3ee7 Patch
https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2013-0864Ffmpeg vulnerabilityThe gif_copy_img_rect function in libavcodec/gifdec.c in FFmpeg before 1.1.2 performs an incorrect calculation for an "end pointer," which allows rem…EPSS 2.8%10.0CVE-2013-0872Ffmpeg memory buffer overflow vulnerabilityThe swr_init function in libswresample/swresample.c in FFmpeg before 1.1.3 allows remote attackers to have an unspecified impact via an invalid or un…EPSS 2.8%10.0CVE-2013-0873Ffmpeg improper input validation vulnerabilityThe read_header function in libavcodec/shorten.c in FFmpeg before 1.1.3 allows remote attackers to have an unspecified impact via an invalid channel …EPSS 2.8%10.0CVE-2013-4265Ffmpeg vulnerabilityThe av_reallocp_array function in libavutil/mem.c in FFmpeg before 2.0.1 has an unspecified impact and remote vectors related to a "wrong return code…EPSS 2.5%10.0CVE-2011-3937Ffmpeg vulnerabilityThe H.263 codec (libavcodec/h263dec.c) in FFmpeg 0.7.x before 0.7.12, 0.8.x before 0.8.11, and unspecified versions before 0.10, and in Libav 0.5.x b…EPSS 2.3%10.0CVE-2012-2797Ffmpeg vulnerabilityUnspecified vulnerability in the decode_frame_mp3on4 function in libavcodec/mpegaudiodec.c in FFmpeg before 0.11 and Libav 0.8.x before 0.8.5 has unk…EPSS 2.6%10.0CVE-2012-2798Libav vulnerabilityUnspecified vulnerability in the decode_dds1 function in libavcodec/dfa.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4,…EPSS 2.9%10.0CVE-2012-2799Ffmpeg vulnerabilityUnspecified vulnerability in libavcodec/wmalosslessdec.c in FFmpeg before 0.11 has unknown impact and attack vectors, related to the "put bit buffer …EPSS 2.5%

Source: NIST National Vulnerability Database (record CVE-2016-10191), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.