Linux kernel vulnerability

2018-05-22T00:00:00
ID USN-3652-1
Type ubuntu
Reporter Ubuntu
Modified 2018-05-22T00:00:00

Description

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memory.