CVE-2015-6761

Published: Oct 15, 2015Modified: May 6, 2026

6.8

Vector

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

Exploitability: 8.6 / Impact: 6.4

Source: NVD

Description

The update_dimensions function in libavcodec/vp8.c in FFmpeg through 2.8.1, as used in Google Chrome before 46.0.2490.71 and other products, relies on a coefficient-partition count during multi-threaded operation, which allows remote attackers to cause a denial of service (race condition and memory corruption) or possibly have unspecified other impact via a crafted WebM file.

Affected (2)

Products: Ffmpeg: Ffmpeg · Google: Chrome

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Ffmpeg Ffmpeg	Up to 2.8.1

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Google Chrome	Up to 45.0.2454.101

Related CWEs

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.

References (26)

http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=dabea74d0e82ea80cd344f630497cafcb3ef872c

Source: chrome-cve-admin@google.com

http://googlechromereleases.blogspot.com/2015/10/stable-channel-update.html

Source: chrome-cve-admin@google.com

http://rhn.redhat.com/errata/RHSA-2015-1912.html

Source: chrome-cve-admin@google.com

http://www.debian.org/security/2015/dsa-3376

Source: chrome-cve-admin@google.com

http://www.securityfocus.com/bid/77073

Source: chrome-cve-admin@google.com

http://www.securitytracker.com/id/1033816

Source: chrome-cve-admin@google.com

http://www.ubuntu.com/usn/USN-2770-1

Source: chrome-cve-admin@google.com

http://www.ubuntu.com/usn/USN-2770-2

Source: chrome-cve-admin@google.com

https://code.google.com/p/chromium/issues/detail?id=447860

Source: chrome-cve-admin@google.com

https://code.google.com/p/chromium/issues/detail?id=532967

Source: chrome-cve-admin@google.com

https://codereview.chromium.org/1376913003

Source: chrome-cve-admin@google.com

https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html

Source: chrome-cve-admin@google.com

https://security.gentoo.org/glsa/201603-09

Source: chrome-cve-admin@google.com

http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=dabea74d0e82ea80cd344f630497cafcb3ef872c

Source: af854a3a-2127-422b-91ae-364da2661108

http://googlechromereleases.blogspot.com/2015/10/stable-channel-update.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://rhn.redhat.com/errata/RHSA-2015-1912.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.debian.org/security/2015/dsa-3376

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.securityfocus.com/bid/77073

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.securitytracker.com/id/1033816

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2770-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2770-2

Source: af854a3a-2127-422b-91ae-364da2661108

https://code.google.com/p/chromium/issues/detail?id=447860

Source: af854a3a-2127-422b-91ae-364da2661108

https://code.google.com/p/chromium/issues/detail?id=532967

Source: af854a3a-2127-422b-91ae-364da2661108

https://codereview.chromium.org/1376913003

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html

Source: af854a3a-2127-422b-91ae-364da2661108

https://security.gentoo.org/glsa/201603-09

Source: af854a3a-2127-422b-91ae-364da2661108

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