diff options
Diffstat (limited to 'bfd/compress.c')
| -rw-r--r-- | bfd/compress.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/bfd/compress.c b/bfd/compress.c index b5db7a7..cba281d 100644 --- a/bfd/compress.c +++ b/bfd/compress.c @@ -250,6 +250,23 @@ bfd_get_full_section_contents (bfd *abfd, sec_ptr sec, bfd_byte **ptr) case COMPRESS_SECTION_NONE: if (p == NULL) { + ufile_ptr filesize = bfd_get_file_size (abfd); + if (filesize > 0 + && filesize < sz + /* The MMO file format supports its own special compression + technique, but it uses COMPRESS_SECTION_NONE when loading + a section's contents. */ + && bfd_get_flavour (abfd) != bfd_target_mmo_flavour) + { + /* PR 24708: Avoid attempts to allocate a ridiculous amount + of memory. */ + bfd_set_error (bfd_error_no_memory); + _bfd_error_handler + /* xgettext:c-format */ + (_("error: %pB(%pA) section size (%#" PRIx64 " bytes) is larger than file size (%#" PRIx64 " bytes)"), + abfd, sec, (uint64_t) sz, (uint64_t) filesize); + return FALSE; + } p = (bfd_byte *) bfd_malloc (sz); if (p == NULL) { |