# HG changeset patch # User Bram Moolenaar # Date 1433875164 -7200 # Node ID 70fdcdaf96a65db5fd2ef5d87ffa213f2397cb9b # Parent 56f553a0bff6766f6f47ef3c0ecedd80487de0f6 patch 7.4.736 Problem: Invalid memory access. Solution: Avoid going over the end of a NUL terminated string. (Dominique Pelle) diff --git a/src/regexp.c b/src/regexp.c --- a/src/regexp.c +++ b/src/regexp.c @@ -1157,7 +1157,7 @@ get_coll_element(pp) int l = 1; char_u *p = *pp; - if (p[1] == '.') + if (p[0] != NUL && p[1] == '.') { #ifdef FEAT_MBYTE if (has_mbyte) @@ -1228,8 +1228,9 @@ skip_anyof(p) { if (get_char_class(&p) == CLASS_NONE && get_equi_class(&p) == 0 - && get_coll_element(&p) == 0) - ++p; /* It was not a class name */ + && get_coll_element(&p) == 0 + && *p != NUL) + ++p; /* it is not a class name and not NUL */ } else ++p; @@ -3156,7 +3157,7 @@ peekchr() /* * META contains everything that may be magic sometimes, * except ^ and $ ("\^" and "\$" are only magic after - * "\v"). We now fetch the next character and toggle its + * "\V"). We now fetch the next character and toggle its * magicness. Therefore, \ is so meta-magic that it is * not in META. */ diff --git a/src/version.c b/src/version.c --- a/src/version.c +++ b/src/version.c @@ -742,6 +742,8 @@ static char *(features[]) = static int included_patches[] = { /* Add new patch number below this line */ /**/ + 736, +/**/ 735, /**/ 734,