Published: 08 June 2021

Domain-bypass transient execution vulnerability in some Intel Atom(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

From the Ubuntu security team

It was discovered that certain Intel Atom processors could expose memory contents stored in microarchitectural buffers. A local attacker could use this to expose sensitive information.



CVSS 3 base score: 6.5


Package Release Status
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.10 (Impish Indri)
Released (3.20210608.0ubuntu1)
Ubuntu 21.04 (Hirsute Hippo)
Released (3.20210608.0ubuntu0.21.04.1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (3.20210608.0ubuntu0.20.04.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (3.20210608.0ubuntu0.18.04.1)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (3.20210608.0ubuntu0.16.04.1+esm1)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (3.20210608.0ubuntu0.14.04.1+esm1)