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ubuntuUbuntuUSN-3823-1
HistoryNov 15, 2018 - 12:00 a.m.

Linux kernel vulnerabilities

2018-11-1500:00:00
ubuntu.com
104

7 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

54.3%

Releases

  • Ubuntu 12.04

Packages

  • linux - Linux kernel

Details

It was discovered that memory present in the L1 data cache of an Intel CPU
core may be exposed to a malicious process that is executing on the CPU
core. This vulnerability is also known as L1 Terminal Fault (L1TF). A local
attacker in a guest virtual machine could use this to expose sensitive
information (memory from other guests or the host OS). (CVE-2018-3646)

It was discovered that memory present in the L1 data cache of an Intel CPU
core may be exposed to a malicious process that is executing on the CPU
core. This vulnerability is also known as L1 Terminal Fault (L1TF). A local
attacker could use this to expose sensitive information (memory from the
kernel or other processes). (CVE-2018-3620)