diff options
Diffstat (limited to 'bfd/elf.c')
| -rw-r--r-- | bfd/elf.c | 9 |
1 files changed, 9 insertions, 0 deletions
@@ -1752,6 +1752,8 @@ bfd_section_from_shdr (bfd *abfd, unsigned int shindex) name = bfd_elf_string_from_elf_section (abfd, elf_elfheader (abfd)->e_shstrndx, hdr->sh_name); + if (name == NULL) + return FALSE; switch (hdr->sh_type) { @@ -1922,6 +1924,9 @@ bfd_section_from_shdr (bfd *abfd, unsigned int shindex) Elf_Internal_Shdr *hdr2 = elf_elfsections (abfd)[i]; if (hdr2->sh_link == shindex) { + /* Prevent endless recursion on broken objects. */ + if (i == shindex) + return FALSE; if (! bfd_section_from_shdr (abfd, i)) return FALSE; if (elf_onesymtab (abfd) == i) @@ -1999,6 +2004,10 @@ bfd_section_from_shdr (bfd *abfd, unsigned int shindex) return _bfd_elf_make_section_from_shdr (abfd, hdr, name, shindex); + /* Prevent endless recursion on broken objects. */ + if (elf_elfsections (abfd)[hdr->sh_info]->sh_type == SHT_REL + || elf_elfsections (abfd)[hdr->sh_info]->sh_type == SHT_RELA) + return FALSE; if (! bfd_section_from_shdr (abfd, hdr->sh_info)) return FALSE; target_sect = bfd_section_from_elf_index (abfd, hdr->sh_info); |