emacs: patch CVE-2024-30205

Details: https://nvd.nist.gov/vuln/detail/CVE-2024-30205

Pick the patch that's in the description.

Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
This commit is contained in:
Gyorgy Sarvari 2025-10-06 14:06:29 +02:00
parent 36c85fe852
commit 2ee73d842e
2 changed files with 39 additions and 0 deletions

View File

@ -12,6 +12,7 @@ SRC_URI:append:class-target = " \
file://0001-org-macro-set-templates-Prevent-code-evaluation.patch \
file://0001-lisp-gnus-mm-view.el-mm-display-inline-fontify-Mark-.patch \
file://0001-org-latex-preview-Add-protection-when-untrusted-cont.patch \
file://0001-org-file-contents-Consider-all-remote-files-unsafe.patch \
"
SRC_URI[sha256sum] = "d2f881a5cc231e2f5a03e86f4584b0438f83edd7598a09d24a21bd8d003e2e01"

View File

@ -0,0 +1,38 @@
From 3a3bc6df4295ff7d5ea7193dfe0492cd858e1664 Mon Sep 17 00:00:00 2001
From: Ihor Radchenko <yantar92@posteo.net>
Date: Tue, 20 Feb 2024 14:59:20 +0300
Subject: [PATCH] org-file-contents: Consider all remote files unsafe
* lisp/org/org.el (org-file-contents): When loading files, consider all
remote files (like TRAMP-fetched files) unsafe, in addition to URLs.
CVE: CVE-2024-30205
Upstream-Status: Backport [https://cgit.git.savannah.gnu.org/cgit/emacs.git/commit/?h=emacs-29&id=2bc865ace050ff118db43f01457f95f95112b877]
Signed-off-by: Gyorgy Sarvari
---
lisp/org/org.el | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/lisp/org/org.el b/lisp/org/org.el
index ab58978..03140bd 100644
--- a/lisp/org/org.el
+++ b/lisp/org/org.el
@@ -4576,12 +4576,16 @@ from file or URL, and return nil.
If NOCACHE is non-nil, do a fresh fetch of FILE even if cached version
is available. This option applies only if FILE is a URL."
(let* ((is-url (org-url-p file))
+ (is-remote (condition-case nil
+ (file-remote-p file)
+ ;; In case of error, be safe.
+ (t t)))
(cache (and is-url
(not nocache)
(gethash file org--file-cache))))
(cond
(cache)
- (is-url
+ ((or is-url is-remote)
(if (org--should-fetch-remote-resource-p file)
(condition-case error
(with-current-buffer (url-retrieve-synchronously file)