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| author | Alan Modra <amodra@gmail.com> | 2020-09-16 09:22:36 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2020-09-16 16:41:32 +0930 |
| commit | ec74481d7e4afbc89e3785d22659d3897af36956 (patch) | |
| tree | 8af4023515ccf78fca48a65a314376df05c711ab /bfd | |
| parent | 12d8f940d0c09e808f56a898fe5936b2b8f0403c (diff) | |
| download | gdb-ec74481d7e4afbc89e3785d22659d3897af36956.zip gdb-ec74481d7e4afbc89e3785d22659d3897af36956.tar.gz gdb-ec74481d7e4afbc89e3785d22659d3897af36956.tar.bz2 | |
PR26623, buffer overflow in ppc_symbol_is_valid
PR 26623
* elf-bfd.h (elf_symbol_from): Exclude synthetic symbols.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/elf-bfd.h | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index cc5afb4..09e4a5f 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2020-09-16 Alan Modra <amodra@gmail.com> + + PR 26623 + * elf-bfd.h (elf_symbol_from): Exclude synthetic symbols. + 2020-09-15 H.J. Lu <hongjiu.lu@intel.com> * coff-x86_64.c (howto_table): Display PE relocation names. diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h index eebdf9a..9b0a202 100644 --- a/bfd/elf-bfd.h +++ b/bfd/elf-bfd.h @@ -792,7 +792,8 @@ struct elf_size_info { }; #define elf_symbol_from(ABFD,S) \ - (((S)->the_bfd != NULL \ + ((((S)->flags & BSF_SYNTHETIC) == 0 \ + && (S)->the_bfd != NULL \ && (S)->the_bfd->xvec->flavour == bfd_target_elf_flavour \ && (S)->the_bfd->tdata.elf_obj_data != 0) \ ? (elf_symbol_type *) (S) \ |