Update NEWS

Author: cmb69

NEWS

@@ -2,13 +2,29 @@ PHP                                                                        NEWS
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 19 Dec 2019, PHP 7.3.13
 
+- Bcmath:
+  . Fixed bug #78878 (Buffer underflow in bc_shift_addsub). (CVE-2019-11046).
+    (cmb)
+
 - Core:
+  . Fixed bug #78862 (link() silently truncates after a null byte on Windows).
+    (CVE-2019-11044). (cmb)
+  . Fixed bug #78863 (DirectoryIterator class silently truncates after a null
+    byte). (CVE-2019-11045). (cmb)
+  . Fixed bug #78943 (mail() may release string with refcount==1 twice).
+    (CVE-2019-11049). (cmb)
   . Fixed bug #78787 (Segfault with trait overriding inherited private shadow
     property). (Nikita)
   . Fixed bug #78868 (Calling __autoload() with incorrect EG(fake_scope) value).
     (Antony Dovgal, Dmitry)
   . Fixed bug #78296 (is_file fails to detect file). (cmb)
 
+- EXIF:
+  . Fixed bug #78793 (Use-after-free in exif parsing under memory sanitizer).
+    (CVE-2019-11050). (Nikita)
+  . Fixed bug #78910 (Heap-buffer-overflow READ in exif). (CVE-2019-11047).
+    (Nikita)
+
 - GD:
   . Fixed bug #78849 (GD build broken with -D SIGNED_COMPARE_SLOW). (cmb)