diff options
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 6 | ||||
| -rw-r--r-- | bfd/elf-attrs.c | 4 |
2 files changed, 9 insertions, 1 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 368b558..e0dd88f 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,9 @@ +2017-09-01 Nick Clifton <nickc@redhat.com> + + PR 22058 + * elf-attrs.c (_bfd_elf_parse_attributes): Ensure that the + attribute buffer is NUL terminated. + 2017-08-31 Nick Clifton <nickc@redhat.com> PR 22047 diff --git a/bfd/elf-attrs.c b/bfd/elf-attrs.c index 759da6e..761a4ce 100644 --- a/bfd/elf-attrs.c +++ b/bfd/elf-attrs.c @@ -438,7 +438,7 @@ _bfd_elf_parse_attributes (bfd *abfd, Elf_Internal_Shdr * hdr) /* PR 17512: file: 2844a11d. */ if (hdr->sh_size == 0) return; - contents = (bfd_byte *) bfd_malloc (hdr->sh_size); + contents = (bfd_byte *) bfd_malloc (hdr->sh_size + 1); if (!contents) return; if (!bfd_get_section_contents (abfd, hdr->bfd_section, contents, 0, @@ -447,6 +447,8 @@ _bfd_elf_parse_attributes (bfd *abfd, Elf_Internal_Shdr * hdr) free (contents); return; } + /* Ensure that the buffer is NUL terminated. */ + contents[hdr->sh_size] = 0; p = contents; p_end = p + hdr->sh_size; std_sec = get_elf_backend_data (abfd)->obj_attrs_vendor; |