[pcre-dev] [Bug 1637] New: Heap overflow / invalid write in …

https://bugs.exim.org/show_bug.cgi?id=1637

            Bug ID: 1637
           Summary: Heap overflow / invalid write in fuction pcre_exec
           Product: PCRE
           Version: 8.37
          Hardware: x86
                OS: Linux
            Status: NEW
          Severity: bug
          Priority: medium
         Component: Code
          Assignee: ph10@???
          Reporter: hanno@???
                CC: pcre-dev@???

Created attachment 814
--> https://bugs.exim.org/attachment.cgi?id=814&action=edit
pcretest input triggering heap overflow

The attached file will cause a write heap overflow in pcretest affecting pcre
8.37 and svn head (of the old pcre, not pcre2).

Its content:
//
\O1

This was found with american fuzzy lop. I'll attach a stack trace from address
sanitizer.

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