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| author | Jeremy Drake <sourceware-bugzilla@jdrake.com> | 2020-08-27 12:58:27 +0100 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2020-08-27 12:58:27 +0100 |
| commit | 514b4e191d5f46de8e142fe216e677a35fa9c4bb (patch) | |
| tree | f4173c8f49e5987adc1cd1dd4c515c9493bbe268 /ld/NEWS | |
| parent | f2e5245f4169c2a1849ba998872e245c1b303950 (diff) | |
| download | binutils-gdb-514b4e191d5f46de8e142fe216e677a35fa9c4bb.tar.gz | |
Change the default characteristics of DLLs built by the linker to more secure settings.
PR 19011
* emultempl/pe.em (DEFAULT_DLL_CHARACTERISTICS): Define.
(pe_dll_characteristics): Initialise to DEFAULT_DLL_CHARACTERISTICS.
(add_options): Add options to disable DLL characteristics.
(list_options): List the new options.
(handle_options): Handle the new options.
* emultempl/pep.em: Similar changes to above.
(NT_EXE_IMAGE_BASE): Default to an address above 4G.
(NT_DLL_IMAGE_BASE, NT_DLL_AUTO_IMAGE_BASE,
(NT_DLL_AUTO_IMAGE_MASK): Likewise.
* ld.texi: Document the new options.
* pe-dll.c (pe_dll_enable_reloc_section): Change to default to
true.
(generate_reloc): Do nothing if there is no reloc section.
(pe_exe_fill_sections): Only assign the reloc section contents if
the section exists.
* testsuite/ld-pe/pe.exp: Add the --disable-reloc-section flag to
the .secrel32 tests.
* testsuite/ld-scripts/provide-8.d: Expect for fail on PE targets.
* NEWS: Mention the change in DLL generation.
Diffstat (limited to 'ld/NEWS')
| -rw-r--r-- | ld/NEWS | 3 |
1 files changed, 3 insertions, 0 deletions
@@ -1,5 +1,8 @@ -*- text -*- +* The creation of PE format DLLs now defaults to using a more secure set of DLL + characteristics. + * The linker now deduplicates the types in .ctf sections. The new command-line option --ctf-share-types describes how to do this: its default value, share-unconflicted, produces the most compact |