Integer Underflow Vulnerability in libbpg's hevc_write_frame Function

CVE-2017-14796 · MEDIUM Severity

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

The hevc_write_frame function in libbpg.c in libbpg 0.9.7 allows remote attackers to cause a denial of service (integer underflow and application crash) or possibly have unspecified other impact via a crafted BPG file, related to improper interaction with copy_CTB_to_hv in hevc_filter.c in libavcodec in FFmpeg and sao_filter_CTB in hevc_filter.c in libavcodec in FFmpeg.

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