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| author | Nick Clifton <nickc@redhat.com> | 2014-12-09 12:42:18 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2014-12-09 12:42:18 +0000 |
| commit | f64e188b58f4aab4cbd03aa6e9fc1aa602546e26 (patch) | |
| tree | 46d8f90891842ce15eee893ce5489835e9e65a20 /bfd/ChangeLog | |
| parent | 137d1369ac054744d27f19e95aa8a739e6c0068d (diff) | |
| download | gdb-f64e188b58f4aab4cbd03aa6e9fc1aa602546e26.zip gdb-f64e188b58f4aab4cbd03aa6e9fc1aa602546e26.tar.gz gdb-f64e188b58f4aab4cbd03aa6e9fc1aa602546e26.tar.bz2 | |
More fixes for memory access violations triggered by fuzzed binaries.
PR binutils/17512
* objdump.c (display_any_bfd): Avoid infinite loop closing and
opening the same archive again and again.
* archive64.c (bfd_elf64_archive_slurp_armap): Add range checks.
* libbfd.c (safe_read_leb128): New function.
* libbfd-in.h (safe_read_leb128): Add prototype.
* libbfd.h: Regenerate.
* elf-attrs.c (_bfd_elf_parse_attributes): Use safe_read_leb128.
Check for an over-long subsection length.
* elf.c (elf_parse_notes): Check that the namedata is long enough
for the string comparison that is about to be performed.
(elf_read_notes): Zero-terminate the note buffer.
Diffstat (limited to 'bfd/ChangeLog')
| -rw-r--r-- | bfd/ChangeLog | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 974b8d8..874f46a 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,16 @@ +2014-12-09 Nick Clifton <nickc@redhat.com> + + PR binutils/17512 + * archive64.c (bfd_elf64_archive_slurp_armap): Add range checks. + * libbfd.c (safe_read_leb128): New function. + * libbfd-in.h (safe_read_leb128): Add prototype. + * libbfd.h: Regenerate. + * elf-attrs.c (_bfd_elf_parse_attributes): Use safe_read_leb128. + Check for an over-long subsection length. + * elf.c (elf_parse_notes): Check that the namedata is long enough + for the string comparison that is about to be performed. + (elf_read_notes): Zero-terminate the note buffer. + 2014-12-09 Alan Modra <amodra@gmail.com> * elf64-ppc.c (sort_r_offset): Delete. |