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ofono: patch CVE-2024-7537

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https://web.git.kernel.org/pub/scm/network/ofono/ofono.git/commit/?id=e6d8d526d5077c0b6ab459efeb6b882c28e0fdeb

(From OE-Core rev: 9ab0da6f0564787b753aedb90ea437b135243bdf)

Signed-off-by: Peter Marko <peter.marko@siemens.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Peter Marko
2025-05-20 22:20:29 +02:00
committed by Steve Sakoman
parent 577bbcd237
commit fdb3f69e74
2 changed files with 60 additions and 0 deletions
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meta/recipes-connectivity/ofono/ofono/CVE-2024-7537.patch
+59
View File
@@ -0,0 +1,59 @@
From e6d8d526d5077c0b6ab459efeb6b882c28e0fdeb Mon Sep 17 00:00:00 2001
From: Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>
Date: Sun, 16 Mar 2025 12:26:42 +0200
Subject: [PATCH] qmi: sms: Fix possible out-of-bounds read
Fixes: CVE-2024-7537
CVE: CVE-2024-7537
Upstream-Status: Backport [https://web.git.kernel.org/pub/scm/network/ofono/ofono.git/commit/?id=e6d8d526d5077c0b6ab459efeb6b882c28e0fdeb]
Signed-off-by: Peter Marko <peter.marko@siemens.com>
---
drivers/qmimodem/sms.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/drivers/qmimodem/sms.c b/drivers/qmimodem/sms.c
index 3e2bef6e..75863480 100644
--- a/drivers/qmimodem/sms.c
+++ b/drivers/qmimodem/sms.c
@@ -442,6 +442,8 @@ static void get_msg_list_cb(struct qmi_result *result, void *user_data)
const struct qmi_wms_result_msg_list *list;
uint32_t cnt = 0;
uint16_t tmp;
+ uint16_t length;
+ size_t msg_size;
DBG("");
@@ -451,7 +453,7 @@ static void get_msg_list_cb(struct qmi_result *result, void *user_data)
goto done;
}
- list = qmi_result_get(result, QMI_WMS_RESULT_MSG_LIST, NULL);
+ list = qmi_result_get(result, QMI_WMS_RESULT_MSG_LIST, &length);
if (list == NULL) {
DBG("Err: get msg list empty");
goto done;
@@ -460,6 +462,13 @@ static void get_msg_list_cb(struct qmi_result *result, void *user_data)
cnt = L_LE32_TO_CPU(list->cnt);
DBG("msgs found %d", cnt);
+ msg_size = cnt * sizeof(list->msg[0]);
+
+ if (length != sizeof(list->cnt) + msg_size) {
+ DBG("Err: invalid msg list count");
+ goto done;
+ }
+
for (tmp = 0; tmp < cnt; tmp++) {
DBG("unread type %d ndx %d", list->msg[tmp].type,
L_LE32_TO_CPU(list->msg[tmp].ndx));
@@ -473,8 +482,6 @@ static void get_msg_list_cb(struct qmi_result *result, void *user_data)
/* save list and get 1st msg */
if (cnt) {
- int msg_size = cnt * sizeof(list->msg[0]);
-
data->msg_list = l_malloc(sizeof(list->cnt) + msg_size);
data->msg_list->cnt = cnt;
memcpy(data->msg_list->msg, list->msg, msg_size);
meta/recipes-connectivity/ofono/ofono_2.15.bb
+1
View File
@@ -9,6 +9,7 @@ DEPENDS = "dbus glib-2.0 udev mobile-broadband-provider-info ell"
SRC_URI = "${KERNELORG_MIRROR}/linux/network/${BPN}/${BP}.tar.xz \ SRC_URI = "${KERNELORG_MIRROR}/linux/network/${BPN}/${BP}.tar.xz \
file://ofono \ file://ofono \
file://CVE-2024-7537.patch \
" "
SRC_URI[sha256sum] = "1af93ab72a70502452fe3d0297a6eaea13750cacae1fff3b643dd2245a6408ca" SRC_URI[sha256sum] = "1af93ab72a70502452fe3d0297a6eaea13750cacae1fff3b643dd2245a6408ca"