Input validation error in Oracle Solaris - CVE-2018-3271

Detailed vulnerability description

The vulnerability allows a local privileged user to a crash the entire system.

Vulnerability in the Solaris component of Oracle Sun Systems Products Suite (subcomponent: Kernel Zones). The supported version that is affected is 11.3. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Solaris executes to compromise Solaris. While the vulnerability is in Solaris, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Solaris. CVSS 3.0 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H).

How to mitigate CVE-2018-3271

Sources

• http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
• http://www.securityfocus.com/bid/105605
• http://www.securitytracker.com/id/1041895