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CVE-2015-6821

Date: September 5, 2015

The ff_mpv_common_init function in libavcodec/mpegvideo.c in FFmpeg before 2.7.2 does not properly maintain the encoding context, which allows remote attackers to cause a denial of service (invalid pointer access) or possibly have unspecified other impact via crafted MPEG data.

Language: C

Severity Score

Related Resources (7)

http://www.securitytracker.com/id/1033483
https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html
https://security-tracker.debian.org/tracker/CVE-2015-6821
https://nvd.nist.gov/vuln/detail/CVE-2015-6821
http://ffmpeg.org/security.html
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=b160fc290cf49b516c5b6ee0730fd9da7fc623b1
https://www.mend.io/vulnerability-database/CVE-2015-6821

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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