mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-11-08 22:45:43 +00:00
70 lines
2.2 KiB
Diff
70 lines
2.2 KiB
Diff
diff --git a/bfd/elf.c b/bfd/elf.c
|
|
index c884d1d..c8ac826 100644
|
|
--- a/bfd/elf.c
|
|
+++ b/bfd/elf.c
|
|
@@ -608,9 +608,10 @@ setup_group (bfd *abfd, Elf_Internal_Shdr *hdr, asection *newsect)
|
|
if (shdr->contents == NULL)
|
|
{
|
|
_bfd_error_handler
|
|
- (_("%B: Corrupt size field in group section header: 0x%lx"), abfd, shdr->sh_size);
|
|
+ (_("%B: corrupt size field in group section header: 0x%lx"), abfd, shdr->sh_size);
|
|
bfd_set_error (bfd_error_bad_value);
|
|
- return FALSE;
|
|
+ -- num_group;
|
|
+ continue;
|
|
}
|
|
|
|
memset (shdr->contents, 0, amt);
|
|
@@ -618,8 +619,17 @@ setup_group (bfd *abfd, Elf_Internal_Shdr *hdr, asection *newsect)
|
|
if (bfd_seek (abfd, shdr->sh_offset, SEEK_SET) != 0
|
|
|| (bfd_bread (shdr->contents, shdr->sh_size, abfd)
|
|
!= shdr->sh_size))
|
|
- return FALSE;
|
|
-
|
|
+ {
|
|
+ _bfd_error_handler
|
|
+ (_("%B: invalid size field in group section header: 0x%lx"), abfd, shdr->sh_size);
|
|
+ bfd_set_error (bfd_error_bad_value);
|
|
+ -- num_group;
|
|
+ /* PR 17510: If the group contents are even partially
|
|
+ corrupt, do not allow any of the contents to be used. */
|
|
+ memset (shdr->contents, 0, amt);
|
|
+ continue;
|
|
+ }
|
|
+
|
|
/* Translate raw contents, a flag word followed by an
|
|
array of elf section indices all in target byte order,
|
|
to the flag word followed by an array of elf section
|
|
@@ -651,6 +661,21 @@ setup_group (bfd *abfd, Elf_Internal_Shdr *hdr, asection *newsect)
|
|
}
|
|
}
|
|
}
|
|
+
|
|
+ /* PR 17510: Corrupt binaries might contain invalid groups. */
|
|
+ if (num_group != (unsigned) elf_tdata (abfd)->num_group)
|
|
+ {
|
|
+ elf_tdata (abfd)->num_group = num_group;
|
|
+
|
|
+ /* If all groups are invalid then fail. */
|
|
+ if (num_group == 0)
|
|
+ {
|
|
+ elf_tdata (abfd)->group_sect_ptr = NULL;
|
|
+ elf_tdata (abfd)->num_group = num_group = -1;
|
|
+ (*_bfd_error_handler) (_("%B: no valid group sections found"), abfd);
|
|
+ bfd_set_error (bfd_error_bad_value);
|
|
+ }
|
|
+ }
|
|
}
|
|
}
|
|
|
|
@@ -716,6 +741,7 @@ setup_group (bfd *abfd, Elf_Internal_Shdr *hdr, asection *newsect)
|
|
{
|
|
(*_bfd_error_handler) (_("%B: no group info for section %A"),
|
|
abfd, newsect);
|
|
+ return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
--
|
|
1.7.1
|
|
|