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path: root/pkgs/tools/admin/tightvnc/1.3.10-CVE-2019-15680.patch
blob: 7426a2b58b10849fb447c13198333b15d8854dde (plain) (blame)
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diff --git a/vncviewer/zlib.c b/vncviewer/zlib.c
index 80c4eee..76998d8 100644
--- a/vncviewer/zlib.c
+++ b/vncviewer/zlib.c
@@ -55,6 +55,11 @@ HandleZlibBPP (int rx, int ry, int rw, int rh)
     raw_buffer_size = (( rw * rh ) * ( BPP / 8 ));
     raw_buffer = (char*) malloc( raw_buffer_size );
 
+    if ( raw_buffer == NULL ) {
+      fprintf(stderr,
+              "couldn't allocate raw_buffer in HandleZlibBPP");
+      return False;
+    }
   }
 
   if (!ReadFromRFBServer((char *)&hdr, sz_rfbZlibHeader))