Integer Signedness Error and Out-of-Array Read Vulnerability in FFmpeg

CVE-2017-17081 · MEDIUM Severity

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

The gmc_mmx function in libavcodec/x86/mpegvideodsp.c in FFmpeg 2.3 and 3.4 does not properly validate widths and heights, which allows remote attackers to cause a denial of service (integer signedness error and out-of-array read) via a crafted MPEG file.

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