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CVE-2022-21233

Status Candidate

Overview

Improper isolation of shared resources in some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.

Related Files

Ubuntu Security Notice USN-5612-1
Posted Sep 15, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5612-1 - Pietro Borrello, Andreas Kogler, Martin Schwarzl, Daniel Gruss, Michael Schwarz and Moritz Lipp discovered that some Intel processors did not properly clear data between subsequent xAPIC MMIO reads. This could allow a local attacker to compromise SGX enclaves.

tags | advisory, local
systems | linux, ubuntu
advisories | CVE-2022-21233
SHA-256 | e75b626c9f02b419f1c266b303436be1aaecdaee7f99d7dfa31fa771f04cb5c8
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