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| author | Alan Modra <amodra@gmail.com> | 2021-12-17 15:41:59 +1030 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2021-12-17 16:54:56 +1030 |
| commit | 27e3da31c31572fde3d6e244a68ea45fb874b038 (patch) | |
| tree | c1da58b31e89c4c76632b537879882f47f010e56 /bfd/elf-bfd.h | |
| parent | 7ebf6ed02bde3a488bb588316e47b4df68796076 (diff) | |
| download | gdb-27e3da31c31572fde3d6e244a68ea45fb874b038.zip gdb-27e3da31c31572fde3d6e244a68ea45fb874b038.tar.gz gdb-27e3da31c31572fde3d6e244a68ea45fb874b038.tar.bz2 | |
asan: NULL dereference in bfd_elf_set_group_contents
* elf-bfd.h (struct output_elf_obj_tdata): Make num_section_syms
unsigned.
* elf.c (bfd_elf_set_group_contents): Bounds check sec->index
and check that entry in elf_section_syms for sec is non-NULL.
(_bfd_elf_symbol_from_bfd_symbol): Adjust.
Diffstat (limited to 'bfd/elf-bfd.h')
| -rw-r--r-- | bfd/elf-bfd.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h index 91bb1b2..68e830c 100644 --- a/bfd/elf-bfd.h +++ b/bfd/elf-bfd.h @@ -1914,7 +1914,7 @@ struct output_elf_obj_tdata /* Linker information. */ struct bfd_link_info *link_info; - int num_section_syms; + unsigned int num_section_syms; unsigned int shstrtab_section, strtab_section; /* Segment flags for the PT_GNU_STACK segment. */ |