CVE-2014-8543

Description

libavcodec/mmvideo.c in FFmpeg before 2.4.2 does not consider all lines of HHV Intra blocks during validation of image height, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted MM video data.

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 1.40% Top 25%
Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory ffmpeg.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ubuntu.com/usn/USN-2534-1 vendor advisory
http://www.ffmpeg.org/security.html vendor advisory
https://security.gentoo.org/glsa/201603-06 vendor advisory
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=8b0e96e1f21b761ca15dbb470cd619a1ebf86c3e

Frequently Asked Questions

What is the severity of CVE-2014-8543?
CVE-2014-8543 has been scored as a high severity vulnerability.
How to fix CVE-2014-8543?
To fix CVE-2014-8543, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-8543 being actively exploited in the wild?
It is possible that CVE-2014-8543 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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