Debian Security Advisory
DSA-5184-1 xen -- security update
- Date Reported:
- 15 Jul 2022
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2022-21123, CVE-2022-21125, CVE-2022-21166, CVE-2022-23816, CVE-2022-23825, CVE-2022-26362, CVE-2022-26363, CVE-2022-26364, CVE-2022-29900.
- More information:
Multiple vulnerabilities have been discovered in the Xen hypervisor, which could result in privilege escalation. In addition this updates provides mitigations for the
Retbleedspeculative execution attack and the
MMIO stale datavulnerabilities.
For the stable distribution (bullseye), these problems have been fixed in version 4.14.5+24-g87d90d511c-1.
We recommend that you upgrade your xen packages.
For the detailed security status of xen please refer to its security tracker page at: https://security-tracker.debian.org/tracker/xen