CVE-2017-2616 Information

Description

A race condition was found in util-linux before 2.32.1 in the way su handled the management of child processes. A local authenticated attacker could use this flaw to kill other processes with root privileges under specific conditions.

CVSS Vector

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

http://rhn.redhat.com/errata/RHSA-2017-0654.html http://www.securityfocus.com/bid/96404 http://www.securitytracker.com/id/1038271 https://access.redhat.com/errata/RHSA-2017:0907 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2616 https://github.com/karelzak/util-linux/commit/dffab154d29a288aa171ff50263ecc8f2e14a891 https://security.gentoo.org/glsa/201706-02 https://www.debian.org/security/2017/dsa-3793

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

4.7