Vulnerability in Citrix Xenserver

CVE-2017-12134

The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS…

EPSS: 0.003 (57.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Mitigation, Vendor Advisory)
  • cve@mitre.org (vendor-advisory, x_refsource_DEBIAN)
  • cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
  • cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC, Mitigation, Issue Tracking)
  • cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
  • cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory, Mitigation)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2017-12134?
CVE-2017-12134 is a high-severity vulnerability in Citrix Xenserver, classified under Incorrect Calculation. CVSS score: 8.8/10. Published 2017-08-24.
How severe is CVE-2017-12134?
High severity. CVSS v3 base score is 8.8 out of 10.