libarchive: bsdtar use-after-free in detect_form (archive_read_support_format_mtree.c)

Description: libarchive is a multi-format archive and compression library. After it got fuzzed by hanno and some other people (1 2 3)I decided to fuzz it too. A crafted file causes an use-after-free in the detect_form function in the mtree … Continue reading libarchive: bsdtar use-after-free in detect_form (archive_read_support_format_mtree.c)