Ubuntu 14.04 LTS / 16.04 LTS / 16.10 / 17.04 : shadow vulnerabilities (USN-3276-1)

Ubuntu Security Notice (C) 2017 Canonical, Inc. / NASL script (C) 2017 Tenable Network Security, Inc.

Synopsis :

The remote Ubuntu host is missing one or more security-related

Description :

Sebastian Krahmer discovered integer overflows in shadow utilities. A
local attacker could possibly cause them to crash or potentially gain
privileges via crafted input. (CVE-2016-6252)

Tobias Stockmann discovered a race condition in su. A local attacker
could cause su to send SIGKILL to other processes with root
privileges. (CVE-2017-2616).

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected login, passwd and / or uidmap packages.

Risk factor :

Medium / CVSS Base Score : 4.6
CVSS Temporal Score : 3.5
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 99993 ()

Bugtraq ID:

CVE ID: CVE-2016-6252

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