What’s Vulnerable › Vulnerabilities

CVE-2016-9821

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-03-01 · updated 2026-06-17
• Weakness: CWE-190

Description

Integer overflow in libavcodec/mpegvideo_parser.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via a crafted file.

Affected products

• libav: 11.8

References

• http://www.debian.org/security/2017/dsa-3833
• http://www.securityfocus.com/bid/94732
• https://blogs.gentoo.org/ago/2016/12/01/libav-multiple-crashes-from-the-undefined-behavior-sanitizer/
• http://www.debian.org/security/2017/dsa-3833
• http://www.securityfocus.com/bid/94732
• https://blogs.gentoo.org/ago/2016/12/01/libav-multiple-crashes-from-the-undefined-behavior-sanitizer/

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