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Servers and applications

CVE-2023-34328

[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] AMD CPUs since ~2014 have extensions to normal x86 debugging functionality. Xen supports guests using these extensions. Unfortunately there are errors in Xen's handling of the guest state, leading to denials of service. 1) CVE-2023-34327 - An HVM vCPU can end up…

Severity
Medium 5.5
Published
5 Jan 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
4.14.0
Sources
NVD

Affected software

SoftwareAffected versions
XenServers and applications · cpe:o:xen:xen
  • From 4.5.0 before 4.14.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-34328
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-34328