Heap-based buffer overflow vulnerability in libavcodec/webp.c in FFmpeg allows remote attackers to cause a denial of service or possibly have unspecified other impact.

Heap-based buffer overflow vulnerability in libavcodec/webp.c in FFmpeg allows remote attackers to cause a denial of service or possibly have unspecified other impact.

CVE-2017-9994 · MEDIUM Severity

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

libavcodec/webp.c in FFmpeg before 2.8.12, 3.0.x before 3.0.8, 3.1.x before 3.1.8, 3.2.x before 3.2.5, and 3.3.x before 3.3.1 does not ensure that pix_fmt is set, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted file, related to the vp8_decode_mb_row_no_filter and pred8x8_128_dc_8_c functions.

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