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| author | Alan Modra <amodra@gmail.com> | 2018-05-09 13:56:34 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2018-05-09 14:12:56 +0930 |
| commit | 53db9cf9fc363fd8ab3a9d97cdcb2ea1f639a243 (patch) | |
| tree | efa0b04a1b87db759d2ad825ca371627c2c8fc82 | |
| parent | 937d92afc38858e21bf2a8dca1262959ee26d7f0 (diff) | |
| download | gdb-53db9cf9fc363fd8ab3a9d97cdcb2ea1f639a243.zip gdb-53db9cf9fc363fd8ab3a9d97cdcb2ea1f639a243.tar.gz gdb-53db9cf9fc363fd8ab3a9d97cdcb2ea1f639a243.tar.bz2 | |
PR23147, Heap buffer overflow in pe_print_idata
PR 23147
* peXXigen.c (pe_print_idata): Bound check hint_addr.
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/peXXigen.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index e478821..f158067 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2018-05-09 Alan Modra <amodra@gmail.com> + + PR 23147 + * peXXigen.c (pe_print_idata): Bound check hint_addr. + 2018-05-08 Nick Clifton <nickc@redhat.com> PR 22809 diff --git a/bfd/peXXigen.c b/bfd/peXXigen.c index 5e0acc4..b32cc18 100644 --- a/bfd/peXXigen.c +++ b/bfd/peXXigen.c @@ -1438,7 +1438,7 @@ pe_print_idata (bfd * abfd, void * vfile) if (hint_addr == 0) hint_addr = first_thunk; - if (hint_addr != 0) + if (hint_addr != 0 && hint_addr - adj < datasize) { bfd_byte *ft_data; asection *ft_section; |