diff options
| -rw-r--r-- | Misc/NEWS.d/next/Core and Builtins/2023-02-16-16-57-23.gh-issue-101952.Zo1dlq.rst | 1 | ||||
| -rw-r--r-- | Python/bytecodes.c | 2 | ||||
| -rw-r--r-- | Python/generated_cases.c.h | 2 |
3 files changed, 5 insertions, 0 deletions
diff --git a/Misc/NEWS.d/next/Core and Builtins/2023-02-16-16-57-23.gh-issue-101952.Zo1dlq.rst b/Misc/NEWS.d/next/Core and Builtins/2023-02-16-16-57-23.gh-issue-101952.Zo1dlq.rst new file mode 100644 index 0000000..3902c98 --- /dev/null +++ b/Misc/NEWS.d/next/Core and Builtins/2023-02-16-16-57-23.gh-issue-101952.Zo1dlq.rst @@ -0,0 +1 @@ +Fix possible segfault in ``BUILD_SET`` opcode, when new set created. diff --git a/Python/bytecodes.c b/Python/bytecodes.c index d5d5034..84747f1 100644 --- a/Python/bytecodes.c +++ b/Python/bytecodes.c @@ -1302,6 +1302,8 @@ dummy_func( inst(BUILD_SET, (values[oparg] -- set)) { set = PySet_New(NULL); + if (set == NULL) + goto error; int err = 0; for (int i = 0; i < oparg; i++) { PyObject *item = values[i]; diff --git a/Python/generated_cases.c.h b/Python/generated_cases.c.h index 8b8a716..730dfb7 100644 --- a/Python/generated_cases.c.h +++ b/Python/generated_cases.c.h @@ -1649,6 +1649,8 @@ PyObject **values = &PEEK(oparg); PyObject *set; set = PySet_New(NULL); + if (set == NULL) + goto error; int err = 0; for (int i = 0; i < oparg; i++) { PyObject *item = values[i]; |