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Vulnerability of Python: buffer overflow via ctypes PyCArg_repr

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via ctypes PyCArg_repr() of Python, in order to trigger a denial of service, and possibly to run code.
Vulnerable software: Fedora, openSUSE Leap, Python, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this announce: 2/4.
Creation date: 19/01/2021.
Références of this computer vulnerability: 42938, CERTFR-2021-AVI-140, CVE-2021-3177, FEDORA-2021-42ba9feb47, FEDORA-2021-851c6e4e2d, FEDORA-2021-ced31f3f0c, FEDORA-2021-d5cde50865, openSUSE-SU-2021:0270-1, openSUSE-SU-2021:0331-1, SUSE-SU-2021:0355-1, SUSE-SU-2021:0428-1, SUSE-SU-2021:0432-1, SUSE-SU-2021:0529-1, USN-4754-1, USN-4754-2, VIGILANCE-VUL-34369.

Description of the vulnerability 

An attacker can trigger a buffer overflow via ctypes PyCArg_repr() of Python, in...
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This computer threat announce impacts software or systems such as Fedora, openSUSE Leap, Python, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this computer vulnerability is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this cybersecurity alert.

Solutions for this threat 

This vulnerability patch will be public soon.
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