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Published: 27 January 2020

Cleanup errors in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

From the Ubuntu security team

It was discovered that on some Intel processors, partial data values previously read from a vector register on a physical core may be propagated into unused portions of the store buffer. A local attacker could possible use this to expose sensitive information.



CVSS 3 base score: 5.5


Package Release Status
Launchpad, Ubuntu, Debian
Upstream Needed

Ubuntu 20.04 LTS (Focal Fossa)
Released (3.20200609.0ubuntu0.20.04.0)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (3.20200609.0ubuntu0.18.04.0)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (3.20200609.0ubuntu0.16.04.0)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (3.20200609.0ubuntu0.14.04.0)