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Vulnerability record · CVE-2016-7393 · published 15 February 2017

CVE-2016-7393: Libav out-of-bounds read vulnerability

Libav · Libav

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.

5.5 CVSS 3.0 Medium EPSS 1.6% · top 25.6% CWE-125 · Out-of-bounds read
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
8References
17 Jun 2026Last modified by NVD

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.

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

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Source: NIST National Vulnerability Database (record CVE-2016-7393), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.