Excessive Iteration Affecting ffmpeg package, versions <7:3.2.8-1~deb9u1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.16% (53rd percentile)

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  • Snyk IDSNYK-DEBIAN9-FFMPEG-416721
  • published31 Aug 2017
  • disclosed31 Aug 2017

Introduced: 31 Aug 2017

CVE-2017-14054  (opens in a new tab)
CWE-834  (opens in a new tab)

How to fix?

Upgrade Debian:9 ffmpeg to version 7:3.2.8-1~deb9u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ffmpeg package and not the ffmpeg package as distributed by Debian. See How to fix? for Debian:9 relevant fixed versions and status.

In libavformat/rmdec.c in FFmpeg 3.3.3, a DoS in ivr_read_header() due to lack of an EOF (End of File) check might cause huge CPU consumption. When a crafted IVR file, which claims a large "len" field in the header but does not contain sufficient backing data, is provided, the first type==4 loop would consume huge CPU resources, since there is no EOF check inside the loop.