diff options
| author | Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> | 2020-07-06 17:12:16 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-07-06 17:12:16 (GMT) |
| commit | aa7f7756149a10c64d01f583b71e91814db886ab (patch) | |
| tree | 2423c988772967d5090089f00550749ecde9b02d /Python/pathconfig.c | |
| parent | 6790f9badda47c7aa0fe4b0b5f090d6ca0c477d5 (diff) | |
| download | cpython-aa7f7756149a10c64d01f583b71e91814db886ab.zip cpython-aa7f7756149a10c64d01f583b71e91814db886ab.tar.gz cpython-aa7f7756149a10c64d01f583b71e91814db886ab.tar.bz2 | |
bpo-29778: Ensure python3.dll is loaded from correct locations when Python is embedded (GH-21297) (GH-21352)
Also enables using debug build of `python3_d.dll`
Reference: CVE-2020-15523
(cherry picked from commit dcbaa1b49cd9062fb9ba2b9d49555ac6cd8c60b5)
Co-authored-by: Steve Dower <steve.dower@python.org>
Diffstat (limited to 'Python/pathconfig.c')
| -rw-r--r-- | Python/pathconfig.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/Python/pathconfig.c b/Python/pathconfig.c index bf18097..60c1044 100644 --- a/Python/pathconfig.c +++ b/Python/pathconfig.c @@ -15,9 +15,6 @@ extern "C" { _PyPathConfig _Py_path_config = _PyPathConfig_INIT; -#ifdef MS_WINDOWS -wchar_t *_Py_dll_path = NULL; -#endif static int @@ -105,10 +102,6 @@ _PyPathConfig_ClearGlobal(void) _PyMem_SetDefaultAllocator(PYMEM_DOMAIN_RAW, &old_alloc); pathconfig_clear(&_Py_path_config); -#ifdef MS_WINDOWS - PyMem_RawFree(_Py_dll_path); - _Py_dll_path = NULL; -#endif PyMem_SetAllocator(PYMEM_DOMAIN_RAW, &old_alloc); } @@ -145,31 +138,6 @@ _PyWideStringList_Join(const PyWideStringList *list, wchar_t sep) } -#ifdef MS_WINDOWS -/* Initialize _Py_dll_path on Windows. Do nothing on other platforms. */ -static PyStatus -_PyPathConfig_InitDLLPath(void) -{ - if (_Py_dll_path != NULL) { - /* Already set: nothing to do */ - return _PyStatus_OK(); - } - - PyMemAllocatorEx old_alloc; - _PyMem_SetDefaultAllocator(PYMEM_DOMAIN_RAW, &old_alloc); - - _Py_dll_path = _Py_GetDLLPath(); - - PyMem_SetAllocator(PYMEM_DOMAIN_RAW, &old_alloc); - - if (_Py_dll_path == NULL) { - return _PyStatus_NO_MEMORY(); - } - return _PyStatus_OK(); -} -#endif - - static PyStatus pathconfig_set_from_config(_PyPathConfig *pathconfig, const PyConfig *config) { @@ -220,13 +188,6 @@ done: PyStatus _PyConfig_WritePathConfig(const PyConfig *config) { -#ifdef MS_WINDOWS - PyStatus status = _PyPathConfig_InitDLLPath(); - if (_PyStatus_EXCEPTION(status)) { - return status; - } -#endif - return pathconfig_set_from_config(&_Py_path_config, config); } @@ -454,13 +415,6 @@ pathconfig_global_init(void) { PyStatus status; -#ifdef MS_WINDOWS - status = _PyPathConfig_InitDLLPath(); - if (_PyStatus_EXCEPTION(status)) { - Py_ExitStatusException(status); - } -#endif - if (_Py_path_config.module_search_path == NULL) { status = pathconfig_global_read(&_Py_path_config); if (_PyStatus_EXCEPTION(status)) { |