buffer overflow in _bfd_XX_print_ce_compressed_pdata

Alan Modra amodra@gmail.com
Wed Oct 26 07:27:23 GMT 2022


More fuzzed fun.

	* peXXigen.c (_bfd_XX_print_ce_compressed_pdata): Use smaller of
	virt_size and bfd section size as limit of function table.

diff --git a/bfd/peXXigen.c b/bfd/peXXigen.c
index c5a7f7bf7ac..0232a63d558 100644
--- a/bfd/peXXigen.c
+++ b/bfd/peXXigen.c
@@ -2026,6 +2026,8 @@ _bfd_XX_print_ce_compressed_pdata (bfd * abfd, void * vfile)
     }
 
   start = 0;
+  if (stop > datasize)
+    stop = datasize;
 
   for (i = start; i < stop; i += onaline)
     {

-- 
Alan Modra
Australia Development Lab, IBM


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