https://github.com/python/cpython/commit/4810beddbfc71fd8743bc89c5d07edef8877d754
commit: 4810beddbfc71fd8743bc89c5d07edef8877d754
branch: main
author: Yongtao Huang <[email protected]>
committer: vstinner <[email protected]>
date: 2026-04-01T18:34:55+02:00
summary:
gh-147960: Fix memory leak in crossinterp _tuple_shared() on alloc failure
(#147961)
files:
M Python/crossinterp_data_lookup.h
diff --git a/Python/crossinterp_data_lookup.h b/Python/crossinterp_data_lookup.h
index cf84633e10e356..54422ad2335cb6 100644
--- a/Python/crossinterp_data_lookup.h
+++ b/Python/crossinterp_data_lookup.h
@@ -657,6 +657,7 @@ _tuple_shared(PyThreadState *tstate, PyObject *obj,
xidata_fallback_t fallback,
shared->items = (_PyXIData_t **) PyMem_Calloc(shared->len,
sizeof(_PyXIData_t *));
if (shared->items == NULL) {
PyErr_NoMemory();
+ PyMem_RawFree(shared);
return -1;
}
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