Python 3.x through 3.9.1 has a buffer overflow in PyCArg_repr in _ctypes/callproc.c, which may lead to remote code execution in certain Python applications that accept floating-point numbers as untrusted input, as demonstrated by a 1e300 argument to c_double.from_param. This occurs because sprintf is used unsafely.
bugs.python.org/issue42938
github.com/python/cpython/pull/24239
lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
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news.ycombinator.com/item?id=26185005
python-security.readthedocs.io/vuln/ctypes-buffer-overflow-pycarg_repr.html
security.gentoo.org/glsa/202101-18
security.netapp.com/advisory/ntap-20210226-0003/
www.oracle.com//security-alerts/cpujul2021.html
www.oracle.com/security-alerts/cpujan2022.html
www.oracle.com/security-alerts/cpujul2022.html
www.oracle.com/security-alerts/cpuoct2021.html