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authorXi Lu <lx@shellcodes.org>2022-12-24 16:28:54 +0800
committerStefan Kangas <stefankangas@gmail.com>2023-02-17 11:20:09 +0100
commit807d2d5b3a7cd1d0e3f7dd24de22770f54f5ae16 (patch)
tree13d44c1488b95a725c4d3991fbb58d98ad638794
parentae9bfed50dbf5043c0b47f20473ef43d8aeebebd (diff)
downloademacs-807d2d5b3a7cd1d0e3f7dd24de22770f54f5ae16.tar.gz
Fix htmlfontify.el command injection vulnerability.
* lisp/htmlfontify.el (hfy-text-p): Fix command injection vulnerability. (Bug#60295) (cherry picked from commit 1b4dc4691c1f87fc970fbe568b43869a15ad0d4c)
-rw-r--r--lisp/htmlfontify.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/lisp/htmlfontify.el b/lisp/htmlfontify.el
index 115f67c9560..f8d1e205369 100644
--- a/lisp/htmlfontify.el
+++ b/lisp/htmlfontify.el
@@ -1882,7 +1882,7 @@ Hardly bombproof, but good enough in the context in which it is being used."
(defun hfy-text-p (srcdir file)
"Is SRCDIR/FILE text? Use `hfy-istext-command' to determine this."
- (let* ((cmd (format hfy-istext-command (expand-file-name file srcdir)))
+ (let* ((cmd (format hfy-istext-command (shell-quote-argument (expand-file-name file srcdir))))
(rsp (shell-command-to-string cmd)))
(string-match "text" rsp)))