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Vulnerability of FreeBSD: information disclosure via freebsd32_ioctl

Synthesis of the vulnerability 

A local attacker can read a memory fragment via freebsd32_ioctl of FreeBSD, in order to obtain sensitive information.
Vulnerable systems: FreeBSD, pfSense.
Severity of this threat: 1/4.
Creation date: 25/07/2019.
Références of this weakness: CVE-2019-5605, FreeBSD-SA-19:14.freebsd32, VIGILANCE-VUL-29876.

Description of the vulnerability 

A local attacker can read a memory fragment via freebsd32_ioctl of FreeBSD, in order to obtain sensitive information.
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This vulnerability alert impacts software or systems such as FreeBSD, pfSense.

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

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

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

Solutions for this threat 

FreeBSD: patch for freebsd32_ioctl.
A patch is available:
  https://security.FreeBSD.org/patches/SA-19:14/freebsd32.patch

pfSense: version 2.4.5.
The version 2.4.5 is fixed:
  https://www.netgate.com/solutions/pfsense/
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