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Vulnerability record · CVE-2016-6832 · published 15 February 2017

CVE-2016-6832: Libav memory buffer overflow vulnerability

Libav · Libav

Heap-based buffer overflow in the ff_audio_resample function in resample.c in libav before 11.4 allows remote attackers to cause a denial of service (crash) via vectors related to buffer resizing.

5.5 CVSS 3.0 Medium EPSS 1.6% · top 25.0% CWE-119 · Memory buffer overflow
5.5CVSS 3.0 base score, v2 4.3
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 8 tagged exploit
17 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in the ff_audio_resample function in resample.c in libav before 11.4 allows remote attackers to cause a denial of service (crash) via vectors related to buffer resizing.

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.openwall.com/lists/oss-security/2016/08/13/1 ExploitMailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/08/18/1 ExploitMailing ListPatchThird Party Advisory
https://blogs.gentoo.org/ago/2016/08/07/libav-heap-based-buffer-overflow-in-ff_audio_resample-resample-c/ ExploitThird Party Advisory
https://bugzilla.libav.org/show_bug.cgi?id=825 ExploitIssue TrackingPatchThird Party AdvisoryVDB Entry
https://git.libav.org/?p=libav.git%3Ba=commit%3Bh=0ac8ff618c5e6d878c547a8877e714ed728950ce
http://www.openwall.com/lists/oss-security/2016/08/13/1 ExploitMailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/08/18/1 ExploitMailing ListPatchThird Party Advisory
https://blogs.gentoo.org/ago/2016/08/07/libav-heap-based-buffer-overflow-in-ff_audio_resample-resample-c/ ExploitThird Party Advisory
https://bugzilla.libav.org/show_bug.cgi?id=825 ExploitIssue TrackingPatchThird Party AdvisoryVDB Entry
https://git.libav.org/?p=libav.git%3Ba=commit%3Bh=0ac8ff618c5e6d878c547a8877e714ed728950ce

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2016-6832), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.