CVE-2016-7393

Name: CVE-2016-7393
Creator: NVD / NIST
Published: 2017-02-15T21:59:00.2+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.55%

Last modified Jun 17, 2026

CVE-2016-7393 is a vulnerability of currently unknown severity. Stack-based buffer overflow in the aac_sync function in aac_parser.c in Libav before 11.5 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted file.. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

Stack-based buffer overflow in the aac_sync function in aac_parser.c in Libav before 11.5 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted file.

Metrics

EPSS Probability

1.55%

71.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Libav	Libav	<= 11.4

References

http://www.openwall.com/lists/oss-security/2016/09/10/5Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/92902Third Party Advisory, VDB Entry
https://blogs.gentoo.org/ago/2016/08/20/libav-stack-based-buffer-overflow-in-aac_sync-aac_parser-c/Patch, Third Party Advisory, VDB Entry
https://git.libav.org/?p=libav.git%3Ba=commit%3Bh=fb1473080223a634b8ac2cca48a632d037a0a69d
http://www.openwall.com/lists/oss-security/2016/09/10/5Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/92902Third Party Advisory, VDB Entry
https://blogs.gentoo.org/ago/2016/08/20/libav-stack-based-buffer-overflow-in-aac_sync-aac_parser-c/Patch, Third Party Advisory, VDB Entry
https://git.libav.org/?p=libav.git%3Ba=commit%3Bh=fb1473080223a634b8ac2cca48a632d037a0a69d

Timeline

Published: Feb 15, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-7393?

Stack-based buffer overflow in the aac_sync function in aac_parser.c in Libav before 11.5 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted file.

How severe is CVE-2016-7393?

Severity scoring for CVE-2016-7393 is pending analysis. The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2016-7393?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-7393?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST