f53b235000
Fix another seg-fault parsing corrupt DWARF information. (#1573367) Fix a seg-fault copying a corrupt ELF file. (#1551788) Fix a seg-fault parsing a large ELF files on a 32-bit host. (#1539891) Fix a seg-fault running nm on a corrupt ELF file. (#15343247) Fix a seg-fault running nm on a file containing corrupt DWARF information. (#1551781) Fix another seg-fault running nm on a file containing corrupt DWARF information. (#1551763)
21 lines
926 B
Diff
21 lines
926 B
Diff
--- binutils.orig/bfd/elfcode.h 2018-05-01 11:42:03.250424443 +0100
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+++ binutils-2.30/bfd/elfcode.h 2018-05-01 12:41:00.745780026 +0100
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@@ -680,7 +680,7 @@ elf_object_p (bfd *abfd)
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if (i_ehdrp->e_shnum > ((bfd_size_type) -1) / sizeof (*i_shdrp))
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goto got_wrong_format_error;
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#endif
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- amt = sizeof (*i_shdrp) * i_ehdrp->e_shnum;
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+ amt = sizeof (*i_shdrp) * (bfd_size_type) i_ehdrp->e_shnum;
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i_shdrp = (Elf_Internal_Shdr *) bfd_alloc (abfd, amt);
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if (!i_shdrp)
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goto got_no_match;
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@@ -776,7 +776,7 @@ elf_object_p (bfd *abfd)
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if (i_ehdrp->e_phnum > ((bfd_size_type) -1) / sizeof (*i_phdr))
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goto got_wrong_format_error;
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#endif
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- amt = i_ehdrp->e_phnum * sizeof (*i_phdr);
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+ amt = (bfd_size_type) i_ehdrp->e_phnum * sizeof (*i_phdr);
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elf_tdata (abfd)->phdr = (Elf_Internal_Phdr *) bfd_alloc (abfd, amt);
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if (elf_tdata (abfd)->phdr == NULL)
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goto got_no_match;
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