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authorLéo Le Bouter <lle-bout@zaclys.net>2021-03-11 01:18:35 +0100
committerLéo Le Bouter <lle-bout@zaclys.net>2021-03-11 01:19:40 +0100
commita2943e36c7c6309e955708552a72d532844576a8 (patch)
tree0051dbb48e919f265fb933e1a81727046ff9682a /gnu/packages/patches
parentc35f87bb1a300c6bde538eaa927a0f7311fb09a0 (diff)
gnu: evolution: Fix CVE-2020-11879.
* gnu/packages/patches/evolution-CVE-2020-11879.patch: New patch. * gnu/local.mk (dist_patch_DATA): Register it. * gnu/packages/gnome.scm (evolution): Apply it.
Diffstat (limited to 'gnu/packages/patches')
-rw-r--r--gnu/packages/patches/evolution-CVE-2020-11879.patch122
1 files changed, 122 insertions, 0 deletions
diff --git a/gnu/packages/patches/evolution-CVE-2020-11879.patch b/gnu/packages/patches/evolution-CVE-2020-11879.patch
new file mode 100644
index 0000000000..8c85895aab
--- /dev/null
+++ b/gnu/packages/patches/evolution-CVE-2020-11879.patch
@@ -0,0 +1,122 @@
+From 6489f20d6905cc797e2b2581c415e558c457caa7 Mon Sep 17 00:00:00 2001
+From: Milan Crha <mcrha@redhat.com>
+Date: Wed, 12 Feb 2020 18:59:52 +0100
+Subject: [PATCH] I#784 - Warn about and limit what can be attached using
+ mailto: URI
+
+Closes https://gitlab.gnome.org/GNOME/evolution/issues/784
+---
+ src/composer/e-msg-composer.c | 58 +++++++++++++++++++++++++++++------
+ src/e-util/e-system.error.xml | 7 ++++-
+ 2 files changed, 54 insertions(+), 11 deletions(-)
+
+diff --git a/src/composer/e-msg-composer.c b/src/composer/e-msg-composer.c
+index e4c9ac095e..cd3168d882 100644
+--- a/src/composer/e-msg-composer.c
++++ b/src/composer/e-msg-composer.c
+@@ -4761,7 +4761,8 @@ handle_mailto (EMsgComposer *composer,
+ gchar *header, *content, *buf;
+ gsize nread, nwritten;
+ const gchar *p;
+- gint len, clen;
++ gint len, clen, has_attachments = 0;
++ gboolean has_blacklisted_attachment = FALSE;
+
+ table = e_msg_composer_get_header_table (composer);
+ view = e_msg_composer_get_attachment_view (composer);
+@@ -4844,22 +4845,36 @@ handle_mailto (EMsgComposer *composer,
+ } else if (!g_ascii_strcasecmp (header, "attach") ||
+ !g_ascii_strcasecmp (header, "attachment")) {
+ EAttachment *attachment;
++ GFile *file;
+
+ camel_url_decode (content);
+- if (file_is_blacklisted (content))
+- e_alert_submit (
+- E_ALERT_SINK (e_msg_composer_get_editor (composer)),
+- "mail:blacklisted-file",
+- content, NULL);
+ if (g_ascii_strncasecmp (content, "file:", 5) == 0)
+ attachment = e_attachment_new_for_uri (content);
+ else
+ attachment = e_attachment_new_for_path (content);
+- e_attachment_store_add_attachment (store, attachment);
+- e_attachment_load_async (
+- attachment, (GAsyncReadyCallback)
+- e_attachment_load_handle_error, composer);
++ file = e_attachment_ref_file (attachment);
++ if (!file || !g_file_peek_path (file) ||
++ !g_file_test (g_file_peek_path (file), G_FILE_TEST_EXISTS) ||
++ g_file_test (g_file_peek_path (file), G_FILE_TEST_IS_DIR)) {
++ /* Do nothing, simply ignore the attachment request */
++ } else {
++ has_attachments++;
++
++ if (file_is_blacklisted (content)) {
++ has_blacklisted_attachment = TRUE;
++ e_alert_submit (
++ E_ALERT_SINK (e_msg_composer_get_editor (composer)),
++ "mail:blacklisted-file",
++ content, NULL);
++ }
++
++ e_attachment_store_add_attachment (store, attachment);
++ e_attachment_load_async (
++ attachment, (GAsyncReadyCallback)
++ e_attachment_load_handle_error, composer);
++ }
+ g_object_unref (attachment);
++ g_clear_object (&file);
+ } else if (!g_ascii_strcasecmp (header, "from")) {
+ /* Ignore */
+ } else if (!g_ascii_strcasecmp (header, "reply-to")) {
+@@ -4883,6 +4898,29 @@ handle_mailto (EMsgComposer *composer,
+
+ g_free (buf);
+
++ if (has_attachments && !has_blacklisted_attachment) {
++ const gchar *primary;
++ gchar *secondary;
++
++ primary = g_dngettext (GETTEXT_PACKAGE,
++ "Review attachment before sending.",
++ "Review attachments before sending.",
++ has_attachments);
++
++ secondary = g_strdup_printf (g_dngettext (GETTEXT_PACKAGE,
++ "There had been added %d attachment. Make sure it does not contain any sensitive information before sending the message.",
++ "There had been added %d attachments. Make sure they do not contain any sensitive information before sending the message.",
++ has_attachments),
++ has_attachments);
++
++ e_alert_submit (
++ E_ALERT_SINK (e_msg_composer_get_editor (composer)),
++ "system:generic-warning",
++ primary, secondary, NULL);
++
++ g_free (secondary);
++ }
++
+ merge_always_cc_and_bcc (table, to, &cc, &bcc);
+
+ tov = destination_list_to_vector (to);
+diff --git a/src/e-util/e-system.error.xml b/src/e-util/e-system.error.xml
+index ddcf989fda..02facb7d26 100644
+--- a/src/e-util/e-system.error.xml
++++ b/src/e-util/e-system.error.xml
+@@ -1,6 +1,11 @@
+ <?xml version="1.0"?>
+ <error-list domain="system">
+- <error type="error" id="generic-error">
++ <error id="generic-error" type="error">
++ <primary>{0}</primary>
++ <secondary>{1}</secondary>
++ </error>
++
++ <error id="generic-warning" type="warning">
+ <primary>{0}</primary>
+ <secondary>{1}</secondary>
+ </error>
+--
+GitLab
+