FlawAtlas
Search the atlas
UBUNTU-CVE-2018-3640 Moderate

UBUNTU-CVE-2018-3640

Systems with microprocessors utilizing speculative execution and that perform speculative reads of system registers may allow unauthorized disclosure of system parameters to an attacker with local user access via a side-channel analysis, aka Rogue System Register Read (RSRE), Variant 3a.

Exploit probability Not scored
Published May 21, 2018
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:14.04:LTS intel-microcode

10 explicit affected versions

Ubuntu:16.04:LTS intel-microcode

8 explicit affected versions

Ubuntu:18.04:LTS intel-microcode

7 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities UBUNTU-CVE-2018-3640

Systems with microprocessors utilizing speculative execution and that perform speculative reads of system registers may allow unauthorized disclosure of system parameters to an attacker with local user access via a side-channel analysis, aka Rogue System Register Read (RSRE), Variant 3a.

View original source

05 / REFERENCES

Further evidence