CVE-2022-21127: Medium severity XEN Xen vulnerability
Incomplete cleanup in specific special register read operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/intel-microcodeto a version that resolves this vulnerability.Fixed in 3.20220510.1 - Upgrade
Upgrade
debian/intel-microcodeto a version that resolves this vulnerability.Fixed in 3.20251111.1~deb12u1Fixed in 3.20250812.1~deb12u1Fixed in 3.20251111.1~deb13u1Fixed in 3.20250812.1~deb13u1Fixed in 3.20260925.1
Event History
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2022-21127.
What is the description of the vulnerability?
The vulnerability allows an authenticated user to potentially enable information disclosure via local access.
What is the affected software?
The affected software is intel-microcode with versions 3.20220510.1 and earlier.
How can I fix this vulnerability?
To fix this vulnerability, it is recommended to update the intel-microcode package to version 3.20220510.1 or later.
Where can I find more information about this vulnerability?
More information about this vulnerability can be found at the following references: [Intel Security Advisory](https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.html), [Openwall OSS Security Mailing List](http://www.openwall.com/lists/oss-security/2022/06/16/1), [NetApp Security Advisory](https://security.netapp.com/advisory/ntap-20220624-0008/)