CVE-2011-0531

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 41.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2011-02-07 · updated 2026-06-16
Weakness: CWE-20

Description

demux/mkv/mkv.hpp in the MKV demuxer plugin in VideoLAN VLC media player 1.1.6.1 and earlier allows remote attackers to cause a denial of service (crash) and execute arbitrary commands via a crafted MKV (WebM or Matroska) file that triggers memory corruption, related to "class mismatching" and the MKV_IS_ID macro.

Affected products

VideoLAN VLC: through 1.1.6.1; 0.1.99b, 0.1.99e, 0.1.99f, 0.1.99g, 0.1.99h, 0.1.99i (+62)

References

http://git.videolan.org/?p=vlc.git%3Ba=commit%3Bh=59491dcedffbf97612d2c572943b56ee4289dd07
http://osvdb.org/70698
http://secunia.com/advisories/43131
http://secunia.com/advisories/43242
http://www.debian.org/security/2011/dsa-2159
http://www.openwall.com/lists/oss-security/2011/01/31/4
http://www.openwall.com/lists/oss-security/2011/01/31/8
http://www.securityfocus.com/bid/46060
http://www.securitytracker.com/id?1025018
http://www.videolan.org/security/sa1102.html
http://www.vupen.com/english/advisories/2011/0363
https://exchange.xforce.ibmcloud.com/vulnerabilities/65045

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