diff --git a/include/zephyr/ipc/icmsg.h b/include/zephyr/ipc/icmsg.h
index 27f4764ad57..2c817c50877 100644
--- a/include/zephyr/ipc/icmsg.h
+++ b/include/zephyr/ipc/icmsg.h
@@ -145,3 +145,15 @@ int icmsg_send(const struct icmsg_config_t *conf,
  *  @retval 0 on success.
  */
 int icmsg_clear_tx_memory(const struct icmsg_config_t *conf);
+
+/** @brief Clear memory in RX buffer.
+ *
+ *  This function is intended to be called at an early stage of boot process,
+ *  before the instance is initialized and before the remote core has started.
+ *
+ *  @param[in] conf Structure containing configuration parameters for the icmsg
+ *                  instance being created.
+ *
+ *  @retval 0 on success.
+ */
+int icmsg_clear_rx_memory(const struct icmsg_config_t *conf);
diff --git a/subsys/ipc/ipc_service/backends/ipc_icmsg_me_follower.c b/subsys/ipc/ipc_service/backends/ipc_icmsg_me_follower.c
index 769242daec9..a5932149ba5 100644
--- a/subsys/ipc/ipc_service/backends/ipc_icmsg_me_follower.c
+++ b/subsys/ipc/ipc_service/backends/ipc_icmsg_me_follower.c
@@ -366,6 +366,7 @@ static int shared_memory_prepare(const struct device *arg)
 	     backend_config < backend_configs + ARRAY_SIZE(backend_configs);
 	     backend_config++) {
 		icmsg_clear_tx_memory(backend_config);
+		icmsg_clear_rx_memory(backend_config);
 	}
 
 	return 0;
diff --git a/subsys/ipc/ipc_service/backends/ipc_icmsg_me_initiator.c b/subsys/ipc/ipc_service/backends/ipc_icmsg_me_initiator.c
index 5b8bf688e1a..4dd0010f6ca 100644
--- a/subsys/ipc/ipc_service/backends/ipc_icmsg_me_initiator.c
+++ b/subsys/ipc/ipc_service/backends/ipc_icmsg_me_initiator.c
@@ -255,6 +255,7 @@ static int shared_memory_prepare(const struct device *arg)
 	     backend_config < backend_configs + ARRAY_SIZE(backend_configs);
 	     backend_config++) {
 		icmsg_clear_tx_memory(backend_config);
+		icmsg_clear_rx_memory(backend_config);
 	}
 
 	return 0;
diff --git a/subsys/ipc/ipc_service/lib/icmsg.c b/subsys/ipc/ipc_service/lib/icmsg.c
index 0af0f6e6007..aa476a5480d 100644
--- a/subsys/ipc/ipc_service/lib/icmsg.c
+++ b/subsys/ipc/ipc_service/lib/icmsg.c
@@ -246,3 +246,11 @@ int icmsg_clear_tx_memory(const struct icmsg_config_t *conf)
 
 	return 0;
 }
+
+int icmsg_clear_rx_memory(const struct icmsg_config_t *conf)
+{
+	/* Clear spsc_pbuf header and a part of the magic number. */
+	memset((void *)conf->rx_shm_addr, 0, sizeof(struct spsc_pbuf) + sizeof(int));
+
+	return 0;
+}