Heap-based Buffer Overflow in libarchive: Integer Overflow in read_SubStreamsInfo Function

CVE-2016-4300 · MEDIUM Severity

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

Integer overflow in the read_SubStreamsInfo function in archive_read_support_format_7zip.c in libarchive before 3.2.1 allows remote attackers to execute arbitrary code via a 7zip file with a large number of substreams, which triggers a heap-based buffer overflow.

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