https://github.com/python/cpython/commit/7cf2b37b66f681e1a61916b8b83b67771582fa93 commit: 7cf2b37b66f681e1a61916b8b83b67771582fa93 branch: 3.15 author: Miss Islington (bot) <[email protected]> committer: serhiy-storchaka <[email protected]> date: 2026-05-30T17:15:02Z summary:
[3.15] gh-150406: Check result of PyThread_allocate_lock() for netdb_lock (GH-150407) (GH-150616) (cherry picked from commit 1e18c45495185cb547d43c3dd4c1cbdd8482867b) Co-authored-by: Thomas Kowalski <[email protected]> files: A Misc/NEWS.d/next/Library/2026-05-25-17-00-00.gh-issue-150406.jF3g63.rst M Modules/socketmodule.c diff --git a/Misc/NEWS.d/next/Library/2026-05-25-17-00-00.gh-issue-150406.jF3g63.rst b/Misc/NEWS.d/next/Library/2026-05-25-17-00-00.gh-issue-150406.jF3g63.rst new file mode 100644 index 000000000000000..230e961abd3f588 --- /dev/null +++ b/Misc/NEWS.d/next/Library/2026-05-25-17-00-00.gh-issue-150406.jF3g63.rst @@ -0,0 +1,3 @@ +Fix a possible crash occurring during :mod:`socket` module initialization +when the system is out of memory on platforms without a reentrant +``gethostbyname``. diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c index 722287fbb134c34..cf7aadfe95a721f 100644 --- a/Modules/socketmodule.c +++ b/Modules/socketmodule.c @@ -9285,6 +9285,9 @@ socket_exec(PyObject *m) /* Initialize gethostbyname lock */ #if defined(USE_GETHOSTBYNAME_LOCK) netdb_lock = PyThread_allocate_lock(); + if (netdb_lock == NULL) { + goto error; + } #endif #ifdef MS_WINDOWS _______________________________________________ Python-checkins mailing list -- [email protected] To unsubscribe send an email to [email protected] https://mail.python.org/mailman3//lists/python-checkins.python.org Member address: [email protected]
