Fix resource leak in iptcembed() on error

Closes GH-18225.

Author: nielsdos

Diff for: NEWS

@@ -16,6 +16,7 @@ PHP                                                                        NEWS
   . Fixed bug GH-18209 (Use-after-free in extract() with EXTR_REFS). (ilutov)
   . Fixed bug GH-18212 (fseek with SEEK_CUR whence value and negative offset
     leads to negative stream position). (David Carlier)
+  . Fix resource leak in iptcembed() on error. (nielsdos)
 
 10 Apr 2025, PHP 8.3.20
 

Diff for: ext/standard/iptc.c

@@ -204,6 +204,7 @@ PHP_FUNCTION(iptcembed)
 
 	if (spool < 2) {
 		if (zend_fstat(fileno(fp), &sb) != 0) {
+			fclose(fp);
 			RETURN_FALSE;
 		}