* PR29807, SIGSEGV when linking fuzzed PE object
@ 2022-11-21 21:48 Alan Modra
0 siblings, 0 replies; only message in thread
From: Alan Modra @ 2022-11-21 21:48 UTC (permalink / raw)
To: binutils
PR 29807
* cofflink.c (_bfd_coff_generic_relocate_section): Skip relocs
against symbols with a NULL section.
diff --git a/bfd/cofflink.c b/bfd/cofflink.c
index a5b936fd7c1..cd117a445c6 100644
--- a/bfd/cofflink.c
+++ b/bfd/cofflink.c
@@ -2961,8 +2961,10 @@ _bfd_coff_generic_relocate_section (bfd *output_bfd,
sec = sections[symndx];
/* PR 19623: Relocations against symbols in
- the absolute sections should ignored. */
- if (bfd_is_abs_section (sec))
+ the absolute sections should ignored.
+ PR 29807: Also ignore relocs against file symbols or
+ other such nonsense in fuzzed objects. */
+ if (sec == NULL || bfd_is_abs_section (sec))
continue;
val = (sec->output_section->vma
--
Alan Modra
Australia Development Lab, IBM
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