Multiple potential security vulnerabilities in some IntelÂŽ Processors have been found which may allow information disclosure or may allow escalation of privilege. Intel is releasing firmware updates to mitigate this potential vulnerabilities.
Please pay attention that the fix for CVE-2022-33196 might require a firmware update.
This fix may require a firmware update to be effective on some processors. * CVE-2022-33972 (INTEL-SA-00730) Incorrect calculation in microcode keying mechanism for some 3rd Generation Intel(R) Xeon(R) Scalable Processors may allow a privileged user to potentially enable information disclosure via local acces * CVE-2022-38090 (INTEL-SA-00767) Improper isolation of shared resources in some Intel(R) Processors when using Intel(R) Software Guard Extensions may allow a privileged user to potentially enable information disclosure via local access. * CVE-2022-21233 (INTEL-SA-00657) Improper isolation of shared resources in some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.
For Debian 10 buster, these problems have been fixed in version 3.20230214.1~deb10u1.
We recommend that you upgrade your intel-microcode packages.
For the detailed security status of intel-microcode please refer to its security tracker page at: https://security-tracker.debian.org/tracker/intel-microcode
Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS
intel-microcode