The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of nmap: use after free via SSH

Synthesis of the vulnerability 

An attacker can force the usage of a freed memory area via SSH of nmap, in order to trigger a denial of service, and possibly to run code.
Impacted products: openSUSE Leap.
Severity of this bulletin: 1/4.
Creation date: 26/09/2019.
Références of this threat: CVE-2017-18594, openSUSE-SU-2019:2198-1, openSUSE-SU-2019:2200-1, VIGILANCE-VUL-30453.

Description of the vulnerability 

An attacker can force the usage of a freed memory area via SSH of nmap, in order to trigger a denial of service, and possibly to run code.
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This computer threat announce impacts software or systems such as openSUSE Leap.

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

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

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

Solutions for this threat 

openSUSE Leap 15: new nmap packages.
New packages are available:
  openSUSE Leap 15.0: nmap 7.70-lp150.2.9.1
  openSUSE Leap 15.1: nmap 7.70-lp151.3.9.1
These packages replace the ones provided in VIGILANCE-SOL-65668 in order to fix a regression.
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Vigil@nce provides a systems vulnerabilities watch. The Vigil@nce security watch publishes vulnerability bulletins about threats impacting the information system.