From 1b4dc4691c1f87fc970fbe568b43869a15ad0d4c Mon Sep 17 00:00:00 2001

From: Xi Lu <lx@shellcodes.org>

Date: Sat, 24 Dec 2022 16:28:54 +0800

Subject: [PATCH] Fix htmlfontify.el command injection vulnerability.

* lisp/htmlfontify.el (hfy-text-p): Fix command injection

vulnerability.  (Bug#60295)

---

 lisp/htmlfontify.el | 2 +-

 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/htmlfontify.el b/lisp/htmlfontify.el

index df4c6ab079c..389b92939cc 100644

--- a/lisp/htmlfontify.el

+++ b/lisp/htmlfontify.el

@@ -1912,7 +1912,7 @@ hfy-make-directory

 (defun hfy-text-p (srcdir file)

   "Is SRCDIR/FILE text?  Uses `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)))

-- 

2.36.1