CVE-2015-6821

CVSS V2 High 7.5 CVSS V3 None

Description

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.

Overview

CVE ID
CVE-2015-6821

Assigner
cve@mitre.org

Vulnerability Status
Modified

Published Version
2015-09-06T02:59:04

Last Modified Date
2018-12-21T11:29:01

Weakness Enumerations

CWE	URL
CWE-20	http://cwe.mitre.org/data/definitions/20.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:ffmpeg:ffmpeg::::::::	1	OR		2.7.1

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
7.5

Severity
HIGH

Exploitability Score
10

Impact Score
6.4

References

Reference URL	Reference Tags
http://git.videolan.org/?p=ffmpeg.git;a=commit;h=b160fc290cf49b516c5b6ee0730fd9da7fc623b1
http://www.securitytracker.com/id/1033483
http://ffmpeg.org/security.html
https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2015-6821
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6821

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:49:18				Added to TrackCVE
2022-12-02 06:15:12	2015-09-06T02:59Z	2015-09-06T02:59:04	CVE Published Date	updated
2022-12-02 06:15:12		2018-12-21T11:29:01	CVE Modified Date	updated
2022-12-02 06:15:12		Modified	Vulnerability Status	updated