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cve[email protected]CVE-2015-6821
HistorySep 06, 2015 - 2:59 a.m.

CVE-2015-6821

2015-09-0602:59:04
CWE-20
web.nvd.nist.gov
40
cve-2015-6821
ffmpeg
libavcodec
mpegvideo
denial of service
invalid pointer access

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.3 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

74.9%

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.

Affected configurations

NVD
Node
ffmpegffmpegRange2.7.1
CPENameOperatorVersion
ffmpeg:ffmpegffmpegle2.7.1

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.3 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

74.9%