[pcre-dev] [Bug 1991] PCRE2 10.23-RC1 - Stack overflow in internal_dfa_match()

2017-04-20 Thread admin
https://bugs.exim.org/show_bug.cgi?id=1991 --- Comment #4 from Philip Hazel --- In fact, I have already added a limiting facility to pcre2_dfa_match(). Change 36 of release 10.23 reads thus: "The pcre2_dfa_match() function now takes note of the recursion limit for the internal recursive calls tha

[pcre-dev] [Bug 1991] PCRE2 10.23-RC1 - Stack overflow in internal_dfa_match()

2017-04-20 Thread admin
https://bugs.exim.org/show_bug.cgi?id=1991 --- Comment #3 from Kamil Frankowicz --- Created attachment 1013 --> https://bugs.exim.org/attachment.cgi?id=1013&action=edit Smaller POC to trigger stack overflow (pcre2test) -- You are receiving this mail because: You are on the CC list for the bug

[pcre-dev] [Bug 1991] PCRE2 10.23-RC1 - Stack overflow in internal_dfa_match()

2017-04-20 Thread admin
https://bugs.exim.org/show_bug.cgi?id=1991 --- Comment #2 from Kamil Frankowicz --- (In reply to Philip Hazel from comment #1) > This is caused by a complicated regex with many nested parentheses. > Compiling such a pattern uses a lot of stack (especially when ASAN is > enabled; this increases st

[pcre-dev] [Bug 1991] PCRE2 10.23-RC1 - Stack overflow in internal_dfa_match()

2016-12-10 Thread admin
https://bugs.exim.org/show_bug.cgi?id=1991 Philip Hazel changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---