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Vulnerability of OpenSMTPD: memory leak via Regex Lookups

Synthesis of the vulnerability 

An attacker can create a memory leak via Regex Lookups of OpenSMTPD, in order to trigger a denial of service.
Vulnerable software: Fedora.
Severity of this announce: 3/4.
Creation date: 01/02/2021.
Références of this computer vulnerability: CVE-2020-35679, FEDORA-2021-71fbdecdf8, FEDORA-2021-848fd34b0b, VIGILANCE-VUL-34441.

Description of the vulnerability 

An attacker can create a memory leak via Regex Lookups of OpenSMTPD, in order to...
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This computer weakness note impacts software or systems such as Fedora.

Our Vigil@nce team determined that the severity of this security bulletin is important.

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

An attacker with a expert ability can exploit this weakness announce.

Solutions for this threat 

This vulnerability patch will be public soon.
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