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buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to execute arbitrary code via a singleton Unicode sequence in a character class in a regex pattern, which is incorrectly optimized.","Type":"Description","Title":"CVE-2007-4768"},{"CveYear":"2007","CveId":"4768","Ordinal":"2","NoteData":"2007-11-07","Type":"Other","Title":"Published"},{"CveYear":"2007","CveId":"4768","Ordinal":"3","NoteData":"2018-10-15","Type":"Other","Title":"Modified"}]}}}