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Vulnerability record · CVE-2016-7477 · published 15 February 2017

CVE-2016-7477: Libav null pointer dereference vulnerability

Libav · Libav

The ff_put_pixels8_xy2_mmx function in rnd_template.c in Libav 11.7 allows remote attackers to cause a denial of service (invalid memory access and crash) via a crafted mp3 file. NOTE: this issue was originally reported as involving a NULL pointer dereference.

5.5 CVSS 3.0 Medium EPSS 1.7% · top 23.4% CWE-476 · NULL pointer dereference
5.5CVSS 3.0 base score, v2 4.3
1.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

The ff_put_pixels8_xy2_mmx function in rnd_template.c in Libav 11.7 allows remote attackers to cause a denial of service (invalid memory access and crash) via a crafted mp3 file. NOTE: this issue was originally reported as involving a NULL pointer dereference.

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/2016/09/21/6 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/93042 Third Party AdvisoryVDB Entry
https://blogs.gentoo.org/ago/2016/09/20/libav-null-pointer-dereference-in-ff_put_pixels8_xy2_mmx-rnd_template-c/ Third Party AdvisoryVDB Entry
http://www.openwall.com/lists/oss-security/2016/09/21/6 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/93042 Third Party AdvisoryVDB Entry
https://blogs.gentoo.org/ago/2016/09/20/libav-null-pointer-dereference-in-ff_put_pixels8_xy2_mmx-rnd_template-c/ Third Party AdvisoryVDB Entry

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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-2016-7477), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.