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Vulnerability record · CVE-2016-7499 · published 15 February 2017

CVE-2016-7499: Libav divide by zero vulnerability

Libav · Libav

The sbr_make_f_master function in aacsbr.c in Libav 11.7 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted mp3 file.

5.5 CVSS 3.0 Medium EPSS 1.4% · top 27.8% CWE-369 · Divide by zero
5.5CVSS 3.0 base score, v2 4.3
1.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

The sbr_make_f_master function in aacsbr.c in Libav 11.7 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted mp3 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/2016/09/21/9 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/93102 Third Party AdvisoryVDB Entry
https://blogs.gentoo.org/ago/2016/09/21/libav-divide-by-zero-in-sbr_make_f_master-aacsbr-c/ PatchThird Party AdvisoryVDB Entry
https://git.libav.org/?p=libav.git%3Ba=blobdiff%3Bf=libavcodec/aacsbr.c%3Bh=7d156e525b40b197c38db17acf16730845b91e56%3Bh
http://www.openwall.com/lists/oss-security/2016/09/21/9 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/93102 Third Party AdvisoryVDB Entry
https://blogs.gentoo.org/ago/2016/09/21/libav-divide-by-zero-in-sbr_make_f_master-aacsbr-c/ PatchThird Party AdvisoryVDB Entry
https://git.libav.org/?p=libav.git%3Ba=blobdiff%3Bf=libavcodec/aacsbr.c%3Bh=7d156e525b40b197c38db17acf16730845b91e56%3Bh

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Source: NIST National Vulnerability Database (record CVE-2016-7499), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.