diff --git a/crypto/cmp/cmp_asn.c b/crypto/cmp/cmp_asn.c
index 4cbffc24d0ab91..9f1a98afe40f00 100644
--- a/crypto/cmp/cmp_asn.c
+++ b/crypto/cmp/cmp_asn.c
@@ -549,6 +549,31 @@ int OSSL_CMP_CRLSTATUS_get0(const OSSL_CMP_CRLSTATUS *crlstatus,
     return 1;
 }
 
+OSSL_CMP_ITAV *OSSL_CMP_ITAV_new_crls(const X509_CRL *crl)
+{
+    OSSL_CMP_ITAV *itav;
+    X509_CRL *crl_copy = NULL;
+    STACK_OF(X509_CRL) *crls = NULL;
+
+    if ((itav = OSSL_CMP_ITAV_new()) == NULL)
+        return NULL;
+
+    if (crl != NULL
+        && ((crls = sk_X509_CRL_new_reserve(NULL, 1)) == NULL
+            || (crl_copy = X509_CRL_dup(crl)) == NULL
+            || !sk_X509_CRL_push(crls, crl_copy)))
+        goto err;
+
+    itav->infoType = OBJ_nid2obj(NID_id_it_crls);
+    itav->infoValue.crls = crls;
+    return itav;
+
+ err:
+    sk_X509_CRL_free(crls);
+    OSSL_CMP_ITAV_free(itav);
+    return NULL;
+}
+
 OSSL_CMP_ITAV *OSSL_CMP_ITAV_new0_crls(STACK_OF(X509_CRL) *crls)
 {
     OSSL_CMP_ITAV *itav;
diff --git a/include/openssl/cmp.h.in b/include/openssl/cmp.h.in
index 03f611a7d3c87a..cafd24f084e69b 100644
--- a/include/openssl/cmp.h.in
+++ b/include/openssl/cmp.h.in
@@ -346,6 +346,7 @@ OSSL_CMP_ITAV
 *OSSL_CMP_ITAV_new0_crlStatusList(STACK_OF(OSSL_CMP_CRLSTATUS) *crlStatusList);
 int OSSL_CMP_ITAV_get0_crlStatusList(const OSSL_CMP_ITAV *itav,
                                      STACK_OF(OSSL_CMP_CRLSTATUS) **out);
+OSSL_CMP_ITAV *OSSL_CMP_ITAV_new_crls(const X509_CRL *crls);
 OSSL_CMP_ITAV
 *OSSL_CMP_ITAV_new0_crls(STACK_OF(X509_CRL) *crls);
 int OSSL_CMP_ITAV_get0_crls(const OSSL_CMP_ITAV *it, STACK_OF(X509_CRL) **out);