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Miss Islington (bot) dd355045f6
[3.13] _struct.c: Fix UB from integer overflow in prepare_s (GH-145158) (#145163) 
`_struct.c`: Fix UB from integer overflow in `prepare_s` (GH-145158)

Avoid possible undefined behaviour from signed overflow in `struct` module

As discovered via oss-fuzz.
(cherry picked from commit fd0400585eb957c7d10812d87a8cb9e1f3c72519)

Co-authored-by: Stan Ulbrych <89152624+StanFromIreland@users.noreply.github.com>
2026-02-24 01:16:45 +00:00
..
_blake2
[3.13] gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures (GH-134713) (#134962)
2025-06-01 10:27:02 +02:00
_ctypes
[3.13] gh-144100: Fix crash for POINTER(str) used in ctypes argtypes (#144108) (#144245)
2026-01-27 12:59:55 +01:00
_decimal
[3.13] gh-143331: Schedule to remove format "N" for Decimal (GH-143372) (#143477)
2026-01-06 14:02:32 +00:00
_hacl
…
_io
[3.13] gh-144380: Fix incorrect type check in buffered_iternext() (GH-144381) (#144390)
2026-02-02 10:29:16 +00:00
_multiprocessing
[3.13] gh-111178: fix UBSan failures in Modules/_multiprocessing/semaphore.c (GH-129084) (#129100)
2025-01-20 21:05:52 +00:00
_sqlite
[3.13] gh-142830: prevent some crashes when mutating sqlite3 callbacks (GH-143245) (#143323)
2026-01-01 11:22:50 +00:00
_sre
[3.13] gh-140979: Fix off-by-one error in the RE code validator (GH-140984) (GH-141000)
2025-11-04 18:16:40 +02:00
_ssl
[3.13] gh-137583: Only lock the SSL context, not the SSL socket (GH-137588) (GH-137613)
2025-08-11 22:05:13 -04:00
_testcapi
[3.13] gh-136288: Fix error message in _testcapi/vectorcall.c (GH-136258) (GH-136295)
2025-07-04 16:17:10 +00:00
_testinternalcapi
[3.13] gh-135641: Fix flaky test_capi.test_lock_two_threads test case (gh-135642) (gh-135688)
2025-06-18 18:47:59 +00:00
_testlimitedcapi
[3.13] gh-132657: add regression test for PySet_Contains with unhashable type (GH-141411) (#141467)
2025-11-12 21:12:18 +05:30
_xxtestfuzz
[3.13] gh-121023: Improve _xxtestfuzz/README.rst (GH-121024) (#124140)
2024-09-23 17:23:54 -07:00
cjkcodecs
[3.13] gh-101828: Fix jisx0213 codecs removing null characters (gh-139340) (gh-140112)
2025-10-14 14:48:29 +00:00
clinic
[3.13] gh-143698: correctly check scheduler and setpgroup values for os.posix_spawn[p] (GH-143699) (#145074)
2026-02-21 16:05:57 +01:00
expat
[3.13] gh-144363: Update bundled libexpat to 2.7.4 (GH-144365) (GH-144500)
2026-02-10 13:59:12 +01:00
_abc.c
…
_asynciomodule.c
[3.13] gh-126405: fix use-after-free in _asyncio.Future.remove_done_callback (GH-126733) (#126736)
2024-11-12 13:04:27 +00:00
_bisectmodule.c
[3.13] gh-126035: add missing whitespace to *Py_EnterRecursiveCall() messages (GH-126036) (#126058)
2024-10-27 22:19:37 +00:00
_bz2module.c
[3.13] gh-116946: Revert GC protocol for immutable empty heap types (GH-138322, GH-138323, GH-138326) (#138337)
2025-09-01 21:14:47 +05:30
_codecsmodule.c
…
_collectionsmodule.c
[3.13] gh-143004: Fix possible use-after-free in collections.Counter.update() (GH-143044) (GH-143167)
2025-12-25 13:41:24 +02:00
_contextvarsmodule.c
…
_csv.c
[3.13] gh-137986: Fix and improve the csv functions docstrings (GH-137987) (GH-138108)
2025-08-24 08:37:41 +00:00
_curses_panel.c
[3.13] gh-116946: fully implement GC protocol for _curses_panel.panel (GH-138333) (#138428)
2025-09-06 12:17:57 +02:00
_cursesmodule.c
[3.13] gh-137920: Fix semantically relevant typo in curses.window.attron (GH-137940) (GH-138507)
2025-10-07 22:22:18 +02:00
_datetimemodule.c
[3.13] gh-52551: Fix encoding issues in strftime() (GH-125193) (GH-125657)
2024-10-17 22:48:34 +03:00
_dbmmodule.c
…
_elementtree.c
[3.13] gh-143200: fix UAFs in Element.__{set,get}item__ when the element is concurrently mutated (GH-143226) (#143274)
2025-12-29 18:15:28 +00:00
_functoolsmodule.c
[3.13] GH-140590: Fix setstate for functools.partial C-module (GH-140671) (#140699)
2025-10-28 18:14:14 +05:30
_gdbmmodule.c
[3.13] gh-140272: Fix memory leak in _gdbm.gdbm.clear() (GH-140274) (GH-140289)
2025-10-18 11:00:10 +00:00
_hashopenssl.c
[3.13] gh-116946: Revert GC protocol for immutable empty heap types (GH-138322, GH-138323, GH-138326) (#138337)
2025-09-01 21:14:47 +05:30
_heapqmodule.c
[3.13] Fix comments for heapq.siftup_max (GH-135359) (#136233)
2025-07-03 10:15:01 +00:00
_interpchannelsmodule.c
[3.13] gh-140652: Fix a crash in _interpchannels.list_all() after clo…sing a channel (GH-143743) (GH-144953)
2026-02-18 14:18:39 +00:00
_interpqueuesmodule.c
[3.13] gh-140306: Fix memory leaks in cross-interpreter data handling (GH-140307) (GH-140357)
2025-10-20 10:13:15 +00:00
_interpreters_common.h
[3.13] gh-76785: Expand How Interpreter Channels Handle Interpreter Finalization (gh-121811)
2024-07-15 20:15:47 +00:00
_interpretersmodule.c
[3.13] gh-135839: Fix module_traverse and module_clear in subinterp modules (GH-135937) (GH-135943)
2025-08-04 14:34:47 +02:00
_json.c
[3.13] gh-143544: Fix possible use-after-free in the JSON decoder when JSONDecodeError disappears during raising it (GH-143561) (#143734)
2026-01-12 16:02:23 +00:00
_localemodule.c
[3.13] gh-130567: Fix possible crash in locale.strxfrm() (GH-138940) (GH-139266)
2025-09-24 13:48:08 +02:00
_lsprof.c
[3.13] gh-132250: Clear error in lsprof callback when method descriptor raises an excep… (GH-132251) (#132281)
2025-04-08 17:19:40 -04:00
_lzmamodule.c
[3.13] gh-116946: Revert GC protocol for immutable empty heap types (GH-138322, GH-138323, GH-138326) (#138337)
2025-09-01 21:14:47 +05:30
_math.h
…
_opcode.c
[3.13] gh-120642: Move private PyCode APIs to the internal C API (#120643) (#121043)
2024-06-26 15:35:19 +02:00
_operator.c
[3.13] gh-127065: Make methodcaller thread-safe in free threading build (GH-127109) (GH-127150)
2024-11-22 14:51:40 +00:00
_pickle.c
[3.13] gh-143638: Forbid cuncurrent use of the Pickler and Unpickler objects in C implementation (GH-143664) (GH-143687)
2026-01-11 12:34:36 +00:00
_posixsubprocess.c
[3.13] gh-141659: Fix bad file descriptor error in subprocess on AIX (GH-141660) (#141828)
2025-11-21 18:10:01 +00:00
_queuemodule.c
[3.13] gh-135607: remove null checking of weakref list in dealloc of extension modules and objects (#135614) (#136126)
2025-07-01 11:26:52 +02:00
_randommodule.c
[3.13] Fix a compiler warning in _randommodule.c (GH-141058) (#141064)
2025-11-05 19:08:41 +00:00
_scproxy.c
…
_ssl_data_31.h
…
_ssl_data_111.h
…
_ssl_data_300.h
…
_ssl.c
[3.13] gh-144833: Fix use-after-free in SSL module when SSL_new() fails (GH-144843) (#144859)
2026-02-16 03:09:58 +00:00
_ssl.h
…
_stat.c
[3.13] gh-108765: fix comment about macro definitions in _stat.c post GH-108854 (GH-136027) (#136044)
2025-06-27 15:39:18 +00:00
_statisticsmodule.c
…
_struct.c
[3.13] _struct.c: Fix UB from integer overflow in prepare_s (GH-145158) (#145163)
2026-02-24 01:16:45 +00:00
_suggestions.c
[3.13] gh-131936: Strengthen check in _suggestions._generate_suggestions (GH-131945) (#131949)
2025-03-31 17:54:20 +00:00
_sysconfig.c
…
_testbuffer.c
…
_testcapi_feature_macros.inc
…
_testcapimodule.c
[3.13] gh-87135: Hang non-main threads that attempt to acquire the GIL during finalization (GH-105805) (GH-137827)
2025-08-17 09:08:14 -07:00
_testclinic_limited.c
…
_testclinic.c
[3.13] gh-132753: Argument Clinic: Fix support of c_default for the bool converter (GH-132754) (GH-132766)
2025-04-21 07:10:31 +00:00
_testexternalinspection.c
[3.13] gh-130052: Fix search_map_for_section() error handling (GH-132594) (#132598)
2025-04-16 14:21:58 +00:00
_testimportmultiple.c
…
_testinternalcapi.c
[3.13] gh-127791: Fix, document, and test PyUnstable_AtExit (GH-127793) (#127819)
2024-12-11 13:40:45 +00:00
_testlimitedcapi.c
[3.13] gh-111495: Add PyFile tests (#129449) (#129477)
2025-01-30 20:29:27 +01:00
_testmultiphase.c
[3.13] gh-129405: Fix doc for Py_mod_multiple_interpreters default, and add test (GH-129406) (GH-130507)
2025-02-24 16:49:35 +01:00
_testsinglephase.c
[3.13] gh-144601: Avoid sharing exception objects raised in a PyInit function across multiple interpreters (GH-144602) (GH-144880)
2026-02-16 16:05:55 +00:00
_threadmodule.c
[3.13] gh-137017: Ensure Thread.is_alive() only returns False after the underlying OS thread exits (gh-137315) (gh-138917)
2025-09-15 14:28:05 +01:00
_tkinter.c
[3.13] gh-143310: fix crash in Tcl object conversion with concurrent mutations (GH-143321) (#143344)
2026-01-02 10:12:57 +00:00
_tracemalloc.c
[3.13] gh-128679: Fix tracemalloc.stop() race conditions (#128897)
2025-01-18 23:39:07 +00:00
_typingmodule.c
[3.13] gh-123448: Move _PyNoDefault_Type to the static types array (GH-123449) (#123450)
2024-08-28 18:57:28 -07:00
_uuidmodule.c
[3.13] gh-132710: only use stable _uuid.generate_time_safe() to deduce MAC address (GH-132901) (#134704)
2025-08-05 07:56:03 +00:00
_weakref.c
[3.13] gh-120974: Make _asyncio._leave_task atomic in the free-threaded build (GH-122139) (#122186)
2024-07-23 17:30:58 +00:00
_winapi.c
gh-128217: Validate the normalized_environment variable instead of the similarly named function (GH-128220)
2024-12-24 13:29:56 +00:00
_zoneinfo.c
[3.13] gh-142783: Fix possible use after free in zoneinfo module (GH-142790) (GH-142861)
2025-12-17 09:21:20 +00:00
addrinfo.h
…
arraymodule.c
[3.13] gh-142555: Fix null pointer dereference in array.__setitem__ via re-entrant __index__ (GH-142713) (#144397)
2026-02-02 21:06:59 +01:00
atexitmodule.c
[3.13] gh-142881: Fix concurrent and reentrant call of atexit.unregister() (GH-142901) (GH-143722)
2026-01-12 10:05:09 +00:00
binascii.c
…
cmathmodule.c
…
config.c.in
…
errnomodule.c
…
faulthandler.c
[3.13] gh-130163: Fix crashes related to PySys_GetObject() (GH-130503) (GH-130556)
2025-02-25 22:50:26 +00:00
fcntlmodule.c
[3.13] gh-140615: Update docstrings in the fcntl module (GH-140619) (GH-141231) (GH-141232)
2025-11-08 11:50:17 +00:00
gc_weakref.txt
…
gcmodule.c
[3.13] gh-138659: Typo in the gc module docstring (GH-138660) (#138663)
2025-09-08 14:39:43 +00:00
getaddrinfo.c
…
getbuildinfo.c
…
getnameinfo.c
…
getpath_noop.c
…
getpath.c
[3.13] gh-121103: Put free-threaded libraries in lib/python3.14t (GH-121293) (#121631)
2024-07-11 21:00:28 +00:00
getpath.py
[3.13] gh-121103: Put free-threaded libraries in lib/python3.14t (GH-121293) (#121631)
2024-07-11 21:00:28 +00:00
grpmodule.c
[3.13] gh-126316: Make grp.getgrall() thread-safe: add a mutex (#127055) (#127104)
2024-11-26 12:01:50 +01:00
hashlib.h
[3.13] gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures (GH-134713) (#134962)
2025-06-01 10:27:02 +02:00
itertoolsmodule.c
[3.13] gh-143543: Fix re-entrant use-after-free in itertools.groupby (GH-143738) (GH-144627)
2026-02-10 14:01:23 +01:00
ld_so_aix.in
…
main.c
[3.13] gh-129900: Fix SystemExit return codes when the REPL is started from the command line (GH-129901) (#131734)
2025-03-25 20:15:00 +00:00
makesetup
[3.13] gh-116622: Rename build variable MODULE_LDFLAGS back to LIBPYTHON (GH-122764) (GH-122842)
2024-08-09 14:45:04 -07:00
makexp_aix
…
mathmodule.c
[3.13] gh-132876: workaround broken ldexp() on Windows 10 (GH-133135) (#134685)
2025-05-25 22:39:34 -05:00
md5module.c
[3.13] gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures (GH-134713) (#134962)
2025-06-01 10:27:02 +02:00
mmapmodule.c
[3.13] gh-138204: Forbid expansion of a shared anonymous mmap on Linux (GH-138220) (GH-138387)
2025-09-03 11:33:08 +03:00
overlapped.c
[3.13] gh-143249: Fix buffer leak when overlapped operation fails to start on windows (GH-143250) (#143796)
2026-01-13 13:53:41 +00:00
posixmodule.c
[3.13] gh-143698: correctly check scheduler and setpgroup values for os.posix_spawn[p] (GH-143699) (#145074)
2026-02-21 16:05:57 +01:00
posixmodule.h
…
pwdmodule.c
…
pyexpat.c
[3.13] gh-90949: add Expat API to prevent XML deadly allocations (CVE-2025-59375) (GH-139234) (#139367)
2025-11-02 12:39:11 +00:00
readline.c
[3.13] gh-122431: Correct the non-negative error message in readline.append_history_file (GH-143075) (GH-143091)
2025-12-23 04:59:43 +00:00
README
…
resource.c
[3.13] gh-137044: Support large limit values in getrlimit() and setrlimit() (GH-137338) (GH-137507)
2025-08-07 09:37:02 +00:00
rotatingtree.c
[3.13] gh-116181: Remove Py_BUILD_CORE_BUILTIN and Py_BUILD_CORE_MODULE in rotatingtree.c (GH-121260) (#121307)
2024-07-03 07:59:26 +00:00
rotatingtree.h
…
selectmodule.c
[3.13] gh-121905: Consistently use "floating-point" instead of "floating point" (GH-121907) (GH-122012)
2024-07-19 09:13:08 +00:00
Setup
…
Setup.bootstrap.in
…
Setup.stdlib.in
[3.13] gh-111495: Add PyFile tests (#129449) (#129477)
2025-01-30 20:29:27 +01:00
sha1module.c
[3.13] gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures (GH-134713) (#134962)
2025-06-01 10:27:02 +02:00
sha2module.c
[3.13] gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures (GH-134713) (#134962)
2025-06-01 10:27:02 +02:00
sha3module.c
[3.13] gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures (GH-134713) (#134962)
2025-06-01 10:27:02 +02:00
signalmodule.c
[3.13] gh-137490: Fix signal.sigwaitinfo() on NetBSD (GH-137523) (GH-138936)
2025-09-15 16:43:32 +00:00
socketmodule.c
[3.13] gh-143637: Fix re-entrant mutation of ancillary data in socket.sendmsg() (GH-143892) (#144785)
2026-02-13 15:58:59 +00:00
socketmodule.h
[3.13] gh-132429: Fix support of Bluetooth sockets on NetBSD and DragonFly BSD (GH-132431) (GH-132458)
2025-04-13 01:22:41 +03:00
symtablemodule.c
[3.13] gh-139748: fix leaks in AC error paths when using unicode FS-b… (#139792)
2025-10-08 22:21:49 +05:30
syslogmodule.c
[3.13] gh-130163: Fix crashes related to PySys_GetObject() (GH-130503) (GH-130556)
2025-02-25 22:50:26 +00:00
termios.c
…
timemodule.c
[3.13] gh-130617 : fix time_clockid_converter on DragonFlyBSD (GH-130634) (#130666)
2025-02-28 08:19:45 +00:00
tkappinit.c
…
tkinter.h
…
unicodedata_db.h
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unicodedata.c
[3.13] gh-80667: Fix lookup for Tangut ideographs in unicodedata (GH-144789) (GH-144871) (GH-144875)
2026-02-16 15:02:01 +00:00
unicodename_db.h
[3.13] gh-80667: Fix lookup for Tangut ideographs in unicodedata (GH-144789) (GH-144871) (GH-144875)
2026-02-16 15:02:01 +00:00
winreparse.h
…
xxlimited_35.c
…
xxlimited.c
[3.13] gh-134160: Use PyModuleDef.m_free in the example module xxlimited (GH-135174) (GH-135214)
2025-06-07 11:03:32 +02:00
xxmodule.c
[3.13] gh-122040: reword Modules/xxmodule.c module-level comment (GH-132201) (#132207)
2025-04-07 08:27:34 +00:00
xxsubtype.c
…
zlibmodule.c
[3.13] gh-116946: fully implement GC protocol for zlib objects (GH-138290) (#138328)
2025-09-01 12:25:11 +02:00

README 

Source files for standard library extension modules,
and former extension modules that are now builtin modules.