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libsoup-2.4: fix CVE-2025-46420

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Refer:
https://gitlab.gnome.org/GNOME/libsoup/-/issues/438

Signed-off-by: Changqing Li <changqing.li@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
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Changqing Li 2025-06-13 14:54:29 +08:00 committed by Khem Raj
parent beaf391696
commit 03da2fde24
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2 changed files with 62 additions and 0 deletions
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61
meta-oe/recipes-support/libsoup/libsoup-2.4/CVE-2025-46420.patch Normal file
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@ -0,0 +1,61 @@
From 81e03c538d6a102406114567f4f1c468033ce2e4 Mon Sep 17 00:00:00 2001
From: Patrick Griffis <pgriffis@igalia.com>
Date: Thu, 26 Dec 2024 18:31:42 -0600
Subject: [PATCH] soup_header_parse_quality_list: Fix leak
When iterating over the parsed list we now steal the allocated strings that we want and then free_full the list which may contain remaining strings.
CVE: CVE-2025-46420
Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/libsoup/-/merge_requests/421/diffs?commit_id=c9083869ec2a3037e6df4bd86b45c419ba295f8e]
Signed-off-by: Changqing Li <changqing.li@windriver.com>
---
libsoup/soup-headers.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/libsoup/soup-headers.c b/libsoup/soup-headers.c
index 87bb3dc..9707ca0 100644
--- a/libsoup/soup-headers.c
+++ b/libsoup/soup-headers.c
@@ -528,7 +528,7 @@ soup_header_parse_quality_list (const char *header, GSList **unacceptable)
GSList *unsorted;
QualityItem *array;
GSList *sorted, *iter;
- char *item, *semi;
+ char *semi;
const char *param, *equal, *value;
double qval;
int n;
@@ -541,9 +541,8 @@ soup_header_parse_quality_list (const char *header, GSList **unacceptable)
unsorted = soup_header_parse_list (header);
array = g_new0 (QualityItem, g_slist_length (unsorted));
for (iter = unsorted, n = 0; iter; iter = iter->next) {
- item = iter->data;
qval = 1.0;
- for (semi = strchr (item, ';'); semi; semi = strchr (semi + 1, ';')) {
+ for (semi = strchr (iter->data, ';'); semi; semi = strchr (semi + 1, ';')) {
param = skip_lws (semi + 1);
if (*param != 'q')
continue;
@@ -575,15 +574,15 @@ soup_header_parse_quality_list (const char *header, GSList **unacceptable)
if (qval == 0.0) {
if (unacceptable) {
*unacceptable = g_slist_prepend (*unacceptable,
- item);
+ g_steal_pointer (&iter->data));
}
} else {
- array[n].item = item;
+ array[n].item = g_steal_pointer (&iter->data);
array[n].qval = qval;
n++;
}
}
- g_slist_free (unsorted);
+ g_slist_free_full (unsorted, g_free);
qsort (array, n, sizeof (QualityItem), sort_by_qval);
sorted = NULL;
--
2.34.1

1
meta-oe/recipes-support/libsoup/libsoup-2.4_2.74.3.bb
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@ -24,6 +24,7 @@ SRC_URI = "${GNOME_MIRROR}/libsoup/${SHRT_VER}/libsoup-${PV}.tar.xz \
file://CVE-2024-52530.patch \
file://CVE-2025-32906.patch \
file://CVE-2025-32914.patch \
file://CVE-2025-46420.patch \
"
SRC_URI[sha256sum] = "e4b77c41cfc4c8c5a035fcdc320c7bc6cfb75ef7c5a034153df1413fa1d92f13"