CVE-2017-14171

Medium

Description

In libavformat/nsvdec.c in FFmpeg 2.4 and 3.3.3, a DoS in nsv_parse_NSVf_header() due to lack of an EOF (End of File) check might cause huge CPU consumption. When a crafted NSV file, which claims a large "table_entries_used" field in the header but does not contain sufficient backing data, is provided, the loop over 'table_entries_used' would consume huge CPU resources, since there is no EOF check inside the loop.

SeverityMedium
CVSS6.5
Exploit probability—
ProductFfmpeg
PublishedSep 7, 2017
First seenSep 7, 2017

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
ffmpeg ffmpeg3.3.3—

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