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Vulnerability record · CVE-2016-9819 · published 1 March 2017

CVE-2016-9819: Libav vulnerability

Libav · Libav

libavcodec/mpegvideo.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.

5.5 CVSS 3.0 Medium EPSS 1.00% · top 38.4% CWE-189 · CWE-189
5.5CVSS 3.0 base score, v2 4.3
1.00%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

libavcodec/mpegvideo.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.

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

Affected products

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

References

LinkTags
http://www.securityfocus.com/bid/94732
https://blogs.gentoo.org/ago/2016/12/01/libav-multiple-crashes-from-the-undefined-behavior-sanitizer/ ExploitThird Party Advisory
http://www.securityfocus.com/bid/94732
https://blogs.gentoo.org/ago/2016/12/01/libav-multiple-crashes-from-the-undefined-behavior-sanitizer/ ExploitThird Party Advisory

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Related vulnerabilities

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

10.0CVE-2014-3984Libav vulnerabilityMultiple unspecified vulnerabilities in Libav before 0.8.12 allow remote attackers to have unknown impact and vectors.EPSS 4.0%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-2012-5144Canonical ubuntu linux memory buffer overflow vulnerabilityGoogle Chrome before 23.0.1271.97, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.5, do not properly perform AAC decoding, which allows remote att…EPSS 3.4%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-2012-2803Libav vulnerabilityDouble free vulnerability in the mpeg_decode_frame function in libavcodec/mpeg12.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x befo…EPSS 3.3%10.0CVE-2012-2801Libav vulnerabilityUnspecified vulnerability in libavcodec/avs.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and atta…EPSS 3.0%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-2012-2804Libav vulnerabilityUnspecified vulnerability in libavcodec/indeo3.c in FFmpeg before 0.11 and Libav 0.8.x before 0.8.5 has unknown impact and attack vectors, related to…EPSS 3.1%

Source: NIST National Vulnerability Database (record CVE-2016-9819), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.