Medium severity · published Mar 1, 2017
CVE-2016-9821
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
5.5
CVSS
1.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libav · Libav
11.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-9821
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-9821
www.debian.org
http://www.debian.org/security/2017/dsa-3833
www.securityfocus.com
http://www.securityfocus.com/bid/94732
Exploit
https://blogs.gentoo.org/ago/2016/12/01/libav-multiple-crashes-from-the-undefined-behavior-sanitizer/
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