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Vulnerability details: VCID-sxrg-7r31-aaaf
Vulnerability ID VCID-sxrg-7r31-aaaf
Aliases CVE-2015-6821
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
generic_textual Low http://ffmpeg.org/security.html
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-6821.html
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generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6821
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2015-6821
Reference id Reference type URL
http://ffmpeg.org/security.html
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=b160fc290cf49b516c5b6ee0730fd9da7fc623b1
http://git.videolan.org/?p=ffmpeg.git;a=commit;h=b160fc290cf49b516c5b6ee0730fd9da7fc623b1
http://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-6821.html
https://api.first.org/data/v1/epss?cve=CVE-2015-6821
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6821
https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html
http://www.securitytracker.com/id/1033483
cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
CVE-2015-6821 https://nvd.nist.gov/vuln/detail/CVE-2015-6821
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2015-6821
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Exploit Prediction Scoring System (EPSS)
Percentile 0.75244
EPSS Score 0.00437
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.