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CVE-2016-6832

5.5 · MEDIUM

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.

Published Feb 15, 2017CWE-119EPSS 1.59%

Overview

CVE-2016-6832 is a medium-severity vulnerability. It was published on February 15, 2017 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.openwall.com/lists/oss-security/2016/08/13/1Refwww.openwall.com/lists/oss-security/2016/08/18/1Refblogs.gentoo.org/ago/2016/08/07/libav-heap-based-buffer-overflow-in-ff_audio_resample-resample-c/Refbugzilla.libav.org/show_bug.cgi?id=825Refgit.libav.org/?p=libav.git%3Ba=commit%3Bh=0ac8ff618c5e6d878c547a8877e714ed728950ceRefwww.openwall.com/lists/oss-security/2016/08/13/1Refwww.openwall.com/lists/oss-security/2016/08/18/1Refblogs.gentoo.org/ago/2016/08/07/libav-heap-based-buffer-overflow-in-ff_audio_resample-resample-c/Refbugzilla.libav.org/show_bug.cgi?id=825Refgit.libav.org/?p=libav.git%3Ba=commit%3Bh=0ac8ff618c5e6d878c547a8877e714ed728950ce

How CyberStrike helps

Frequently asked questions

What is CVE-2016-6832?

CVE-2016-6832 is a medium-severity vulnerability. It was published on February 15, 2017 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

How severe is CVE-2016-6832?

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2016-6832?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2016-6832?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2016-6832 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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