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Vulnerability of NetHack: integer overflow via Run-time Configuration File

Synthesis of the vulnerability 

An attacker can trigger an integer overflow via Run-time Configuration File of NetHack, in order to trigger a denial of service, and possibly to run code.
Vulnerable systems: Fedora.
Severity of this threat: 1/4.
Creation date: 19/03/2020.
Références of this weakness: FEDORA-2020-16268b450d, FEDORA-2020-4c3d74204a, VIGILANCE-VUL-31826.

Description of the vulnerability 

An attacker can trigger an integer overflow via Run-time Configuration File of NetHack, in order to trigger a denial of service, and possibly to run code.
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This computer weakness impacts software or systems such as Fedora.

Our Vigil@nce team determined that the severity of this vulnerability note 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 cybersecurity threat.

Solutions for this threat 

Fedora: new nethack packages.
New packages are available:
  Fedora 30: nethack 3.6.6-1.fc30
  Fedora 31: nethack 3.6.6-1.fc31
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