[ci skip] Fix missing NEWS

Author: smalyshev

NEWS

@@ -195,6 +195,7 @@ PHP                                                                        NEWS
     (Nikita)
   . Fixed bug #81070 (Integer underflow in memory limit comparison).
     (Peter van Dommelen)
+  . Fixed bug #81122: SSRF bypass in FILTER_VALIDATE_URL. (CVE-2021-21705) (cmb)
 
 - Bzip2:
   . Fixed bug #81092 (fflush before stream_filter_remove corrupts stream).
@@ -208,6 +209,9 @@ PHP                                                                        NEWS
   . Fixed bug #81119 (GMP operators throw errors with wrong parameter names).
     (Nikita)
 
+- MySQLnd:
+  . Fixed bug #80761 (PDO uses too much memory). (Nikita)
+
 - OCI8:
   . Fixed bug #81088 (error in regression test for oci_fetch_object() and
     oci_fetch_array()). (Máté)
@@ -221,8 +225,13 @@ PHP                                                                        NEWS
   . Fixed bug #76694 (native Windows cert verification uses CN as sever name).
     (cmb)
 
-- MySQLnd:
-  . Fixed bug #80761 (PDO uses too much memory). (Nikita)
+- PDO_Firebird:
+  . Fixed bug #76448: Stack buffer overflow in firebird_info_cb.
+    (CVE-2021-21704) (cmb)
+  . Fixed bug #76449: SIGSEGV in firebird_handle_doer. (CVE-2021-21704) (cmb)
+  . Fixed bug #76450: SIGSEGV in firebird_stmt_execute. (CVE-2021-21704) (cmb)
+  . Fixed bug #76452: Crash while parsing blob data in firebird_fetch_blob.
+    (CVE-2021-21704) (cmb)
 
 - readline:
   . Fixed bug #72998 (invalid read in readline completion). (krakjoe)