[gawk-diffs] [SCM] gawk branch, master, updated. gawk-4.1.0-1558-g1fbfd82

[Arnold Robbins]

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- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=1fbfd8232d56c20045e0703f9ad59f07e5965c8a

commit 1fbfd8232d56c20045e0703f9ad59f07e5965c8a
Author: Arnold D. Robbins <address@hidden>
Date:   Sun Oct 25 21:29:04 2015 +0200

    Fix invalid write in yylex.

diff --git a/ChangeLog b/ChangeLog
index 13468de..7017741 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2015-10-25         Arnold D. Robbins     <address@hidden>
+
+       * awkgram.y (yylex): Fix invalid write problems.
+       Reported by Hanno Boeck <address@hidden>.
+       Only appeared in master. Harumph.
+
 2015-10-16         Arnold D. Robbins     <address@hidden>
 
        * Makefile.am (SUBDIRS): Fix ordering so that
diff --git a/awkgram.c b/awkgram.c
index f8f80ad..b37ee57 100644
--- a/awkgram.c
+++ b/awkgram.c
@@ -4736,7 +4736,8 @@ yyerror(const char *m, ...)
        count = strlen(mesg) + 1;
        if (lexptr != NULL)
                count += (lexeme - thisline) + 2;
-       emalloc(buf, char *, count, "yyerror");
+       emalloc(buf, char *, count+1, "yyerror");
+       memset(buf, 0, count+1);
 
        bp = buf;
 
diff --git a/awkgram.y b/awkgram.y
index 88f5e20..7805f14 100644
--- a/awkgram.y
+++ b/awkgram.y
@@ -2316,7 +2316,8 @@ yyerror(const char *m, ...)
        count = strlen(mesg) + 1;
        if (lexptr != NULL)
                count += (lexeme - thisline) + 2;
-       emalloc(buf, char *, count, "yyerror");
+       emalloc(buf, char *, count+1, "yyerror");
+       memset(buf, 0, count+1);
 
        bp = buf;
 

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog |    6 ++++++
 awkgram.c |    3 ++-
 awkgram.y |    3 ++-
 3 files changed, 10 insertions(+), 2 deletions(-)


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