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http://bugs.exim.org/show_bug.cgi?id=1100 Summary: Crash backtracking over unicode sequence Product: PCRE Version: 8.11 Platform: Other OS/Version: Linux Status: NEW Severity: bug Priority: medium Component: Code AssignedTo: [email protected] ReportedBy: [email protected] CC: [email protected] Created an attachment (id=470) --> (http://bugs.exim.org/attachment.cgi?id=470) Test file demonstating crash When matching unicode properties PCRE 8.12 will sometimes backtrack past the beginning of the subject string, causing invalid memory reads and/or crashes. The attached file contains an example of one such match which can be fed to pcretest to cause it to crash, or at least to report invalid accesses when run under valgrind. -- Configure bugmail: http://bugs.exim.org/userprefs.cgi?tab=email -- ## List details at http://lists.exim.org/mailman/listinfo/pcre-dev
