* mach-o reloc size overflow
@ 2022-11-10 10:12 Alan Modra
0 siblings, 0 replies; only message in thread
From: Alan Modra @ 2022-11-10 10:12 UTC (permalink / raw)
To: binutils
* mach-o.c (bfd_mach_o_canonicalize_reloc): Set bfd_error on
multiply overflow.
diff --git a/bfd/mach-o.c b/bfd/mach-o.c
index 664ff44a8e7..bacb1a6252d 100644
--- a/bfd/mach-o.c
+++ b/bfd/mach-o.c
@@ -1663,7 +1663,10 @@ bfd_mach_o_canonicalize_reloc (bfd *abfd, asection *asect,
size_t amt;
if (_bfd_mul_overflow (asect->reloc_count, sizeof (arelent), &amt))
- return -1;
+ {
+ bfd_set_error (bfd_error_file_too_big);
+ return -1;
+ }
res = bfd_malloc (amt);
if (res == NULL)
return -1;
--
Alan Modra
Australia Development Lab, IBM
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