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authorPeter Breitenlohner <peb@mppmu.mpg.de>2015-02-24 08:35:18 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2015-02-24 08:35:18 +0000
commit035e1d6c41a8243f0ee387c06f142f5d266fda9a (patch)
tree85b0880b83c92fe74723df38e26128e1ba0e7f57 /Build
parentfc6cfa0b756f94ceb9dabd6eb562803886ddd6fd (diff)
texk/dvipdfm-x: Bug fix - avoid sprintf() buffer overflow
git-svn-id: svn://tug.org/texlive/trunk@36365 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build')
-rw-r--r--Build/source/texk/dvipdfm-x/ChangeLog4
-rw-r--r--Build/source/texk/dvipdfm-x/dvi.c3
-rwxr-xr-xBuild/source/texk/dvipdfm-x/xdvipdfm-ttc.test9
3 files changed, 10 insertions, 6 deletions
diff --git a/Build/source/texk/dvipdfm-x/ChangeLog b/Build/source/texk/dvipdfm-x/ChangeLog
index fceb813f3c4..e03a2b29c33 100644
--- a/Build/source/texk/dvipdfm-x/ChangeLog
+++ b/Build/source/texk/dvipdfm-x/ChangeLog
@@ -1,3 +1,7 @@
+2015-02-24 Peter Breitenlohner <peb@mppmu.mpg.de>
+
+ * dvi.c (dvi_locate_native_font): Avoid buffer overflow.
+
2015-02-21 Khaled Hosny <khaledhosny@eglug.org>
* dvi.c (dvi_locate_font, dvi_locate_native_font): make sure the
diff --git a/Build/source/texk/dvipdfm-x/dvi.c b/Build/source/texk/dvipdfm-x/dvi.c
index 61fca5f6b1a..f0dd4393d0c 100644
--- a/Build/source/texk/dvipdfm-x/dvi.c
+++ b/Build/source/texk/dvipdfm-x/dvi.c
@@ -921,7 +921,7 @@ dvi_locate_native_font (const char *filename, uint32_t index,
{
int cur_id = -1;
fontmap_rec *mrec;
- char *fontmap_key = malloc(strlen(filename) + 40); // CHECK this is enough
+ char *fontmap_key;
FILE *fp;
char *path = strdup(filename);
sfnt *sfont;
@@ -948,6 +948,7 @@ dvi_locate_native_font (const char *filename, uint32_t index,
cur_id = num_loaded_fonts++;
+ fontmap_key = malloc(strlen(path) + 40); // CHECK this is enough
sprintf(fontmap_key, "%s/%u/%c/%d/%d/%d", path, index, layout_dir == 0 ? 'H' : 'V', extend, slant, embolden);
mrec = pdf_lookup_fontmap_record(fontmap_key);
if (mrec == NULL) {
diff --git a/Build/source/texk/dvipdfm-x/xdvipdfm-ttc.test b/Build/source/texk/dvipdfm-x/xdvipdfm-ttc.test
index 24e044d2393..a718b30641b 100755
--- a/Build/source/texk/dvipdfm-x/xdvipdfm-ttc.test
+++ b/Build/source/texk/dvipdfm-x/xdvipdfm-ttc.test
@@ -1,6 +1,6 @@
#! /bin/sh
-# Copyright (C) 2013 Peter Breitenlohner <tex-live@tug.org>
+# Copyright (C) 2015 Peter Breitenlohner <tex-live@tug.org>
# You may freely use, modify and/or distribute this file.
TEXMFCNF=$srcdir/../kpathsea
@@ -9,18 +9,17 @@ T1FONTS="$srcdir/tests;$srcdir/data"
TTFONTS="$srcdir/tests;$srcdir/data"
TEXFONTMAPS="$srcdir/tests;$srcdir/data"
DVIPDFMXINPUTS="$srcdir/tests;$srcdir/data"
-TEXPICTS=$srcdir/tests
-export TEXMFCNF TFMFONTS T1FONTS TEXFONTMAPS DVIPDFMXINPUTS TEXPICTS
+export TEXMFCNF TFMFONTS T1FONTS TTFONTS TEXFONTMAPS DVIPDFMXINPUTS
failed=
echo "*** xdvipdfmx -v -z0 -o ttc2.pdf ttc" && echo \
- && ./xdvipdfmx -z0 -o ttc2.pdf $srcdir/tests/ttc \
+ && ./xdvipdfmx -v -z0 -o ttc2.pdf $srcdir/tests/ttc \
&& echo && echo "xdvipdfmx-ttc tests OK" && echo \
|| failed="$failed xdvipdfmx-ttc"
test -z "$failed" && exit 0
echo
echo "failed tests:$failed"
-exit 77
+exit 1