diff --git a/meta/recipes-connectivity/bluez5/bluez5.inc b/meta/recipes-connectivity/bluez5/bluez5.inc
index e827d0a6d7..dfd368ef3f 100644
--- a/meta/recipes-connectivity/bluez5/bluez5.inc
+++ b/meta/recipes-connectivity/bluez5/bluez5.inc
@@ -72,6 +72,7 @@ SRC_URI = "${KERNELORG_MIRROR}/linux/bluetooth/bluez-${PV}.tar.xz \
            file://0001-tools-Work-around-broken-stdin-handling-in-home-made.patch \
            file://0001-gatt-client-Fix-use-after-free-caused-by-reentrant-c.patch \
            file://0001-transport-Fix-set-volume-failure-with-invalid-device.patch \
+           file://0001-advertising-Fix-sending-extra-bytes-with-MGMT_OP_ADD.patch \
            "
 S = "${UNPACKDIR}/bluez-${PV}"
 
diff --git a/meta/recipes-connectivity/bluez5/bluez5/0001-advertising-Fix-sending-extra-bytes-with-MGMT_OP_ADD.patch b/meta/recipes-connectivity/bluez5/bluez5/0001-advertising-Fix-sending-extra-bytes-with-MGMT_OP_ADD.patch
new file mode 100644
index 0000000000..0a73741367
--- /dev/null
+++ b/meta/recipes-connectivity/bluez5/bluez5/0001-advertising-Fix-sending-extra-bytes-with-MGMT_OP_ADD.patch
@@ -0,0 +1,33 @@
+From b16441fbb7a24325f7c7d0c5ecedc88b46ddd439 Mon Sep 17 00:00:00 2001
+From: Xiuzhuo Shang <xiuzhuo.shang@oss.qualcomm.com>
+Date: Thu, 4 Jun 2026 17:32:27 +0800
+Subject: [PATCH] advertising: Fix sending extra bytes with
+ MGMT_OP_ADD_EXT_ADV_DATA
+
+MGMT_OP_ADD_EXT_ADV_DATA expects the command to be of size of
+struct mgmt_cp_add_ext_adv_data not mgmt_cp_add_advertising.
+
+Upstream-Status: Backport [2a6968b40378dca5650e18e03ad0407738c47be5]
+Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
+Signed-off-by: Xiuzhuo Shang <xiuzhuo.shang@oss.qualcomm.com>
+---
+ src/advertising.c | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/src/advertising.c b/src/advertising.c
+index 8970e65f7..0cb37d4ae 100644
+--- a/src/advertising.c
++++ b/src/advertising.c
+@@ -1487,8 +1487,7 @@ static void add_adv_params_callback(uint8_t status, uint16_t length,
+ 		}
+ 	}
+ 
+-	param_len = sizeof(struct mgmt_cp_add_advertising) + adv_data_len +
+-							scan_rsp_len;
++	param_len = sizeof(*cp) + adv_data_len + scan_rsp_len;
+ 
+ 	cp = malloc0(param_len);
+ 	if (!cp) {
+-- 
+2.43.0
+