diff options
-rw-r--r-- | Misc/NEWS | 3 | ||||
-rw-r--r-- | Python/thread_pthread.h | 10 |
2 files changed, 12 insertions, 1 deletions
@@ -10,6 +10,9 @@ Release date: TBA Core and Builtins ----------------- +- Issue #22206: Using pthread, PyThread_create_key() now sets errno to ENOMEM + and returns -1 (error) on integer overflow. + - Issue #20184: Argument Clinic based signature introspection added for 30 of the builtin functions. diff --git a/Python/thread_pthread.h b/Python/thread_pthread.h index d9f7c76..27e0dc8 100644 --- a/Python/thread_pthread.h +++ b/Python/thread_pthread.h @@ -608,7 +608,15 @@ PyThread_create_key(void) { pthread_key_t key; int fail = pthread_key_create(&key, NULL); - return fail ? -1 : key; + if (fail) + return -1; + if (key > INT_MAX) { + /* Issue #22206: handle integer overflow */ + pthread_key_delete(key); + errno = ENOMEM; + return -1; + } + return (int)key; } void |