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[walnascar,2/3] libsoup-2.4: fix CVE-2025-4948

Message ID 20250603052036.40068-2-changqing.li@windriver.com
State Under Review
Delegated to: Steve Sakoman
Headers show
Series [walnascar,1/3] libsoup-2.4: fix CVE-2025-32907 | expand

Commit Message

Changqing Li June 3, 2025, 5:20 a.m. UTC 
From: Changqing Li <changqing.li@windriver.com>

Refer:
http://gitlab.gnome.org/GNOME/libsoup/-/issues/449

Signed-off-by: Changqing Li <changqing.li@windriver.com>
---
 .../libsoup/libsoup-2.4/CVE-2025-4948.patch   | 38 +++++++++++++++++++
 .../libsoup/libsoup-2.4_2.74.3.bb             |  1 +
 2 files changed, 39 insertions(+)
 create mode 100644 meta/recipes-support/libsoup/libsoup-2.4/CVE-2025-4948.patch
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Patch

diff --git a/meta/recipes-support/libsoup/libsoup-2.4/CVE-2025-4948.patch b/meta/recipes-support/libsoup/libsoup-2.4/CVE-2025-4948.patch
new file mode 100644
index 0000000000..b15b8c763d
--- /dev/null
+++ b/meta/recipes-support/libsoup/libsoup-2.4/CVE-2025-4948.patch
@@ -0,0 +1,38 @@ 
+From dfdc9b3cc73e6fe88cc12792ba00e14642572339 Mon Sep 17 00:00:00 2001
+From: Milan Crha <mcrha@redhat.com>
+Date: Thu, 15 May 2025 17:49:11 +0200
+Subject: [PATCH] soup-multipart: Verify boundary limits for multipart body
+
+It could happen that the boundary started at a place which resulted into
+a negative number, which in an unsigned integer is a very large value.
+Check the body size is not a negative value before setting it.
+
+Closes https://gitlab.gnome.org/GNOME/libsoup/-/issues/449
+
+Part-of: <https://gitlab.gnome.org/GNOME/libsoup/-/merge_requests/463>
+
+CVE: CVE-2025-4948
+Upstream-Status: Backport
+[https://gitlab.gnome.org/GNOME/libsoup/-/merge_requests/463/diffs?commit_id=f2f28afe0b3b2b3009ab67d6874457ec6bac70c0]
+
+Signed-off-by: Changqing Li <changqing.li@windriver.com>
+---
+ libsoup/soup-multipart.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/libsoup/soup-multipart.c b/libsoup/soup-multipart.c
+index dd93973..ce2fc10 100644
+--- a/libsoup/soup-multipart.c
++++ b/libsoup/soup-multipart.c
+@@ -214,7 +214,7 @@ soup_multipart_new_from_message (SoupMessageHeaders *headers,
+ 		 */
+ 		part_body = soup_buffer_new_subbuffer (flattened,
+ 						       split - flattened->data,
+-						       end - 2 - split);
++						       end - 2 >= split ? end - 2 - split : 0);
+ 		g_ptr_array_add (multipart->bodies, part_body);
+ 
+ 		start = end;
+-- 
+2.34.1
+
diff --git a/meta/recipes-support/libsoup/libsoup-2.4_2.74.3.bb b/meta/recipes-support/libsoup/libsoup-2.4_2.74.3.bb
index b771805723..911d95901e 100644
--- a/meta/recipes-support/libsoup/libsoup-2.4_2.74.3.bb
+++ b/meta/recipes-support/libsoup/libsoup-2.4_2.74.3.bb
@@ -35,6 +35,7 @@  SRC_URI = "${GNOME_MIRROR}/libsoup/${SHRT_VER}/libsoup-${PV}.tar.xz \
            file://CVE-2024-52531-2.patch \
            file://CVE-2025-4476.patch \
            file://CVE-2025-32907.patch \
+           file://CVE-2025-4948.patch \
 "
 SRC_URI[sha256sum] = "e4b77c41cfc4c8c5a035fcdc320c7bc6cfb75ef7c5a034153df1413fa1d92f13"