File _service:tar_scm:backport-CVE-2022-48339.patch of Package emacs

File _service:tar_scm:backport-CVE-2022-48339.patch of Package emacs (Revision 61bf269af2a1728c6f7f80865039ca21)

Currently displaying revision 61bf269af2a1728c6f7f80865039ca21 , Show latest

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: Fix htmlfontify.el command injection vulnerability.

* lisp/htmlfontify.el (hfy-text-p): Fix command injection
vulnerability.  (Bug#60295)

Reference:https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=1b4dc4691c1f87fc970fbe568b43869a15ad0d4c
Conflict:NA
---
 lisp/htmlfontify.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/htmlfontify.el b/lisp/htmlfontify.el
index df4c6ab..389b929 100644
--- a/lisp/htmlfontify.el
+++ b/lisp/htmlfontify.el
@@ -1850,7 +1850,7 @@ 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)))
 
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