Search results

Use-after-free in several <code>OrderedDict</code> operations via re-entrant <code>__eq__</code>

Status: Open.

#142637 In python/cpython;

· jackfromeast opened on Dec 12, 2025

argparse.parse_args() exits the REPL

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#142633 In python/cpython;

· NBoumakis opened on Dec 12, 2025

poor scaling of <code>functools.lru_cache</code>

3.15new features, bugs and security fixesnew features, bugs and security fixes

performancePerformance or resource usagePerformance or resource usage

topic-free-threading

Status: Open.

#142631 In python/cpython;

· kumaraditya303 opened on Dec 12, 2025

JIT: Global buffer overflow in <code>_PyUOpPrint</code> when running with <code>PYTHON_LLTRACE=4</code>

interpreter-core(Objects, Python, Grammar, and Parser dirs)(Objects, Python, Grammar, and Parser dirs)

topic-JIT

type-crashA hard crash of the interpreter, possibly with a core dumpA hard crash of the interpreter, possibly with a core dump

Status: Open.

#142629 In python/cpython;

· devdanzin opened on Dec 12, 2025

_pickle is mandatory for test_inspect

testsTests in the Lib/test dirTests in the Lib/test dir

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#142624 In python/cpython;

· youknowone opened on Dec 12, 2025

JIT: <code>patch_aarch64_33rx</code> relaxation does not optimize offsets &gt; 1MB

3.15new features, bugs and security fixesnew features, bugs and security fixes

interpreter-core(Objects, Python, Grammar, and Parser dirs)(Objects, Python, Grammar, and Parser dirs)

topic-JIT

Status: Open.

#142621 In python/cpython;

· markshannon opened on Dec 12, 2025

Disallow multiple initializations of asyncio tasks and futures

3.15new features, bugs and security fixesnew features, bugs and security fixes

topic-asyncio

Status: Open.

#142615 In python/cpython;

· kumaraditya303 opened on Dec 12, 2025

Add new type of executable to support external JITs

interpreter-core(Objects, Python, Grammar, and Parser dirs)(Objects, Python, Grammar, and Parser dirs)

topic-JIT

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#142598 In python/cpython;

· DinoV opened on Dec 11, 2025

Heap-buffer-overflow in <code>_decimal_exec</code> via overriding <code>collections.namedtuple</code>

extension-modulesC modules in the Modules dirC modules in the Modules dir

type-crashA hard crash of the interpreter, possibly with a core dumpA hard crash of the interpreter, possibly with a core dump

Status: Open.

#142595 In python/cpython;

· jackfromeast opened on Dec 11, 2025

Null pointer dereference in <code>TextIOWrapper.close()</code> via re-entrant <code>closed</code> property that detaches <code>buffer</code>

extension-modulesC modules in the Modules dirC modules in the Modules dir

topic-IO

type-crashA hard crash of the interpreter, possibly with a core dumpA hard crash of the interpreter, possibly with a core dump

Status: Open.

#142594 In python/cpython;

· jackfromeast opened on Dec 11, 2025

Tachyon does not handle non-existent file/module

3.15new features, bugs and security fixesnew features, bugs and security fixes

stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directory

topic-profiling

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#142591 In python/cpython;

· savannahostrowski opened on Dec 11, 2025

[C API] Add <code>PyMutex_STATIC_INIT</code> macro

interpreter-core(Objects, Python, Grammar, and Parser dirs)(Objects, Python, Grammar, and Parser dirs)

topic-C-API

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#142585 In python/cpython;

· vstinner opened on Dec 11, 2025