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Vulnerability of libvterm: denial of service via Out-of-memory

Synthesis of the vulnerability 

An attacker can trigger a fatal error via Out-of-memory of libvterm, in order to trigger a denial of service.
Vulnerable software: Ubuntu.
Severity of this announce: 1/4.
Creation date: 24/03/2020.
Références of this computer vulnerability: CVE-2018-20786, USN-4309-1, VIGILANCE-VUL-31867.

Description of the vulnerability 

An attacker can trigger a fatal error via Out-of-memory of libvterm, in order to trigger a denial of service.
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This weakness bulletin impacts software or systems such as Ubuntu.

Our Vigil@nce team determined that the severity of this computer weakness is low.

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

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

Solutions for this threat 

Ubuntu: new vim packages (24/03/2020).
New packages are available:
  Ubuntu 19.10: vim 2:8.1.0875-5ubuntu2.1
  Ubuntu 18.04 LTS: vim 2:8.0.1453-1ubuntu1.3
  Ubuntu 16.04 LTS: vim 2:7.4.1689-3ubuntu1.4
  Ubuntu 14.04 ESM: vim 2:7.4.052-1ubuntu3.1+esm1
  Ubuntu 12.04 ESM: vim 2:7.3.429-2ubuntu2.3
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Computer vulnerabilities tracking service 

Vigil@nce provides a software vulnerability patch. The technology watch team tracks security threats targeting the computer system.