diff --git a/meta-networking/recipes-connectivity/mbedtls/mbedtls_2.16.12.bb b/meta-networking/recipes-connectivity/mbedtls/mbedtls_2.16.12.bb
index 264e8abc15fc..7c61b1bfa7cf 100644
--- a/meta-networking/recipes-connectivity/mbedtls/mbedtls_2.16.12.bb
+++ b/meta-networking/recipes-connectivity/mbedtls/mbedtls_2.16.12.bb
@@ -49,3 +49,6 @@ FILES_${PN}-programs = "${bindir}/"
 BBCLASSEXTEND = "native nativesdk"
 
 CVE_PRODUCT = "mbed_tls"
+
+# Fix merged upstream https://github.com/Mbed-TLS/mbedtls/pull/5311
+CVE_CHECK_WHITELIST += "CVE-2021-43666"