VulnerabilityModified
CVE-2014-8549
libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.
HIGH 7.5EPSS 2.40%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 2.40% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- ffmpeg/ffmpeg
- Source
- cve@mitre.org
References
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=550f3e9df3410b3dd975e590042c0d83e20a8da3
- http://www.ffmpeg.org/security.html
- https://security.gentoo.org/glsa/201603-06
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=550f3e9df3410b3dd975e590042c0d83e20a8da3
- http://www.ffmpeg.org/security.html
- https://security.gentoo.org/glsa/201603-06
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.