From 31532982b04c20a43aa9c3d26780e3591c524fbc Mon Sep 17 00:00:00 2001 From: Karl Williamson Date: Thu, 27 Jun 2019 15:39:11 -0600 Subject: [PATCH] regcomp.c: Don't read off the end of buffer MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Until this commit, it was possible that \p{nv=3/} would cause the right brace to be considered part of the property name. Spotted by Hugo van der Sanden Signed-off-by: Petr Písař --- regcomp.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/regcomp.c b/regcomp.c index 1117998fc8..cf9246473f 100644 --- a/regcomp.c +++ b/regcomp.c @@ -23092,7 +23092,9 @@ Perl_parse_uniprop_string(pTHX_ } /* Store the first real character in the denominator */ - lookup_name[j++] = name[i]; + if (i < name_len) { + lookup_name[j++] = name[i]; + } } } -- 2.21.0