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Vulnerability of Graphviz: NULL pointer dereference via rebuild_vlists

Synthesis of the vulnerability 

An attacker can force a NULL pointer to be dereferenced via rebuild_vlists() of Graphviz, in order to trigger a denial of service.
Vulnerable products: openSUSE Leap, SLES.
Severity of this weakness: 2/4.
Creation date: 27/08/2020.
Références of this bulletin: CVE-2018-10196, openSUSE-SU-2020:1294-1, openSUSE-SU-2020:1303-1, SUSE-SU-2020:2346-1, VIGILANCE-VUL-33180.

Description of the vulnerability 

An attacker can force a NULL pointer to be dereferenced via rebuild_vlists() of ...
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This vulnerability bulletin impacts software or systems such as openSUSE Leap, SLES.

Our Vigil@nce team determined that the severity of this security note 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 note.

Solutions for this threat 

This vulnerability fix will be public soon.
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