diff options
Diffstat (limited to 'chat/gajim/patches/patch-src_common_latex.py')
| -rw-r--r-- | chat/gajim/patches/patch-src_common_latex.py | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/chat/gajim/patches/patch-src_common_latex.py b/chat/gajim/patches/patch-src_common_latex.py new file mode 100644 index 00000000000..f61a59e3bcc --- /dev/null +++ b/chat/gajim/patches/patch-src_common_latex.py @@ -0,0 +1,29 @@ +$NetBSD: patch-src_common_latex.py,v 1.1 2012/04/17 20:57:09 gls Exp $ + +CVE-2012-2093: improve temp file search when using latex to prevent overwriting files +Taken from upstream repository: https://trac.gajim.org/changeset/13759/src/common/latex.py + +--- src/common/latex.py.orig 2012-03-18 11:25:56.000000000 +0000 ++++ src/common/latex.py +@@ -59,8 +59,19 @@ def check_blacklist(str_): + + def get_tmpfile_name(): + random.seed() +- int_ = random.randint(0, 100) +- return os.path.join(gettempdir(), 'gajimtex_' + int_.__str__()) ++ while(nb < 100): ++ int_ = random.randint(0, 10000) ++ filename = os.path.join(gettempdir(), 'gajimtex_' + int_.__str__()) ++ # Check if a file to not overwrite it ++ ok = True ++ extensions = ['.tex', '.log', '.aux', '.dvi'] ++ for ext in extensions: ++ if os.path.exists(filename + ext): ++ ok = False ++ break ++ if ok: ++ return filename ++ return filename + + def write_latex(filename, str_): + texstr = '\\documentclass[12pt]{article}\\usepackage[dvips]{graphicx}' |