Fix multiple vulnerabilities (closes: #850432)

- New patch 934_menu.patch to fix buffer overflow (tats/w3m#49)
- New patch 935_shiftanchor.patch to fix buffer overflow (tats/w3m#62)
- New patch 936_metarefresh.patch to fix buffer overflow (tats/w3m#63)
- New patch 937_lineproc0.patch to fix buffer overflow (tats/w3m#67)
- New patch 938_lineproc2body.patch to fix buffer overflow (tats/w3m#61)
- New patch 939_textarea.patch to fix buffer overflow (tats/w3m#58)
- New patch 940_tabattr.patch to fix buffer overflow (tats/w3m#60)
- New patch 941_integeredwidth.patch to fix buffer overflow (tats/w3m#70)
- New patch 942_tridvalue.patch to fix buffer overflow (tats/w3m#71)
- New patch 943_pushlink.patch to fix buffer overflow (tats/w3m#64, #66)
- New patch 944_lineproc0.patch to fix use after free (tats/w3m#65)
- New patch 945_wtfstrwidth.patch to fix buffer overflow (tats/w3m#57)
- New patch 946_strnewsize.patch to fix buffer overflow (tats/w3m#72)
- New patch 947_realcolumn.patch to fix buffer overflow (tats/w3m#69)
- New patch 948_getmclen.patch to fix buffer overflow
  (tats/w3m#59, #73, #74, #75, #76, #78, #79, #80, #83, #84)
- New patch 949_wtftowcs.patch to fix buffer overflow (tats/w3m#77)
- New patch 950_textarea.patch to fix infinite loop (tats/w3m#85)
- New patch 951_lineproc0.patch to fix use after free (tats/w3m#81)
- New patch 952_formupdatebuffer.patch to fix buffer overflow (tats/w3m#82)
- New patch 953_formupdateline.patch to fix buffer overflow
  (tats/w3m#68#issuecomment-266214643)
- New patch 954_wtfparse1.patch to fix buffer overflow (tats/w3m#68)

1 files changed, 34 insertions, 0 deletions

diff --git a/debian/patches/941_integeredwidth.patch b/debian/patches/941_integeredwidth.patch
new file mode 100644
index 0000000..660c327
--- /dev/null
+++ b/debian/patches/941_integeredwidth.patch
@@ -0,0 +1,34 @@
+Subject: Prevent negative array index in set_integered_width()
+From: Tatsuya Kinoshita <tats@debian.org>
+Bug-Debian: https://github.com/tats/w3m/issues/70
+Origin: https://anonscm.debian.org/cgit/collab-maint/w3m.git/commit/?id=a3ed914b0cfc3750e0eb57bb21e2ec6f86ca94f0
+
+---
+ table.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/table.c b/table.c
+index 1a37772..84e4bf6 100644
+--- a/table.c
++++ b/table.c
+@@ -961,7 +961,7 @@ set_integered_width(struct table *t, double *dwidth, short *iwidth)
+     for (step = 0; step < 2; step++) {
+ 	for (i = 0; i <= t->maxcol; i += n) {
+ 	    int nn;
+-	    char *idx;
++	    short *idx;
+ 	    double nsum;
+ 	    if (sum < 0.5)
+ 		return;
+@@ -982,7 +982,7 @@ set_integered_width(struct table *t, double *dwidth, short *iwidth)
+ 		    (double)rulewidth - mod[ii] > 0.5)
+ 		    fixed[ii] = 1;
+ 	    }
+-	    idx = NewAtom_N(char, n);
++	    idx = NewAtom_N(short, n);
+ 	    for (k = 0; k < cell->maxcell; k++) {
+ 		int kk, w, width, m;
+ 		j = cell->index[k];
+-- 
+2.10.2
+