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TI-2017-08929 Aliases CVE-2017-12136GHSA-9r53-65fp-9gr6

Race condition in the grant table code in Xen 4.6.x through 4.9.x allows local guest OS…

Priority LOW 34CWE-362Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA.

Summary

Race condition in the grant table code in Xen 4.6.x through 4.9.x allows local guest OS administrators to cause a denial of service (free list corruption and host crash) or gain privileges on the host via vectors involving maptrack free list handling.

Why it matters now

EPSS 0.00311 24th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 21

CPEVersionsRoleVendor
cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:*4.6.0VulnerableXen
cpe:2.3:o:xen:xen:4.6.1:*:*:*:*:*:*:*4.6.1VulnerableXen
cpe:2.3:o:xen:xen:4.6.3:*:*:*:*:*:*:*4.6.3VulnerableXen
cpe:2.3:o:xen:xen:4.6.4:*:*:*:*:*:*:*4.6.4VulnerableXen
cpe:2.3:o:xen:xen:4.6.5:*:*:*:*:*:*:*4.6.5VulnerableXen
cpe:2.3:o:xen:xen:4.6.6:*:*:*:*:*:*:*4.6.6VulnerableXen
cpe:2.3:o:xen:xen:4.7.0:*:*:*:*:*:*:*4.7.0VulnerableXen
cpe:2.3:o:xen:xen:4.7.1:*:*:*:*:*:*:*4.7.1VulnerableXen
cpe:2.3:o:xen:xen:4.7.2:*:*:*:*:*:*:*4.7.2VulnerableXen
cpe:2.3:o:xen:xen:4.7.3:*:*:*:*:*:*:*4.7.3VulnerableXen
  • cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:* Versions 4.6.0 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.6.1:*:*:*:*:*:*:* Versions 4.6.1 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.6.3:*:*:*:*:*:*:* Versions 4.6.3 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.6.4:*:*:*:*:*:*:* Versions 4.6.4 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.6.5:*:*:*:*:*:*:* Versions 4.6.5 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.6.6:*:*:*:*:*:*:* Versions 4.6.6 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.7.0:*:*:*:*:*:*:* Versions 4.7.0 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.7.1:*:*:*:*:*:*:* Versions 4.7.1 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.7.2:*:*:*:*:*:*:* Versions 4.7.2 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.7.3:*:*:*:*:*:*:* Versions 4.7.3 Vulnerable ·Xen
Show 11 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:xen:xen:4.8.0:*:*:*:*:*:*:*4.8.0VulnerableXen
cpe:2.3:o:xen:xen:4.8.1:*:*:*:*:*:*:*4.8.1VulnerableXen
cpe:2.3:o:xen:xen:4.9.0:*:*:*:*:*:*:*4.9.0VulnerableXen
cpe:2.3:a:citrix:xenserver:6.0.2:*:*:*:*:*:*:*6.0.2VulnerableCitrix
cpe:2.3:a:citrix:xenserver:6.2.0:*:*:*:*:*:*:*6.2.0VulnerableCitrix
cpe:2.3:a:citrix:xenserver:6.5:*:*:*:*:*:*:*6.5VulnerableCitrix
cpe:2.3:a:citrix:xenserver:7.0:*:*:*:*:*:*:*7.0VulnerableCitrix
cpe:2.3:a:citrix:xenserver:7.1:*:*:*:*:*:*:*7.1VulnerableCitrix
cpe:2.3:a:citrix:xenserver:7.2:*:*:*:*:*:*:*7.2VulnerableCitrix
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
  • cpe:2.3:o:xen:xen:4.8.0:*:*:*:*:*:*:* Versions 4.8.0 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.8.1:*:*:*:*:*:*:* Versions 4.8.1 Vulnerable ·Xen
  • cpe:2.3:o:xen:xen:4.9.0:*:*:*:*:*:*:* Versions 4.9.0 Vulnerable ·Xen
  • cpe:2.3:a:citrix:xenserver:6.0.2:*:*:*:*:*:*:* Versions 6.0.2 Vulnerable ·Citrix
  • cpe:2.3:a:citrix:xenserver:6.2.0:*:*:*:*:*:*:* Versions 6.2.0 Vulnerable ·Citrix
  • cpe:2.3:a:citrix:xenserver:6.5:*:*:*:*:*:*:* Versions 6.5 Vulnerable ·Citrix
  • cpe:2.3:a:citrix:xenserver:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Citrix
  • cpe:2.3:a:citrix:xenserver:7.1:*:*:*:*:*:*:* Versions 7.1 Vulnerable ·Citrix
  • cpe:2.3:a:citrix:xenserver:7.2:*:*:*:*:*:*:* Versions 7.2 Vulnerable ·Citrix
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat Enterprise Linux 5

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-12136
  2. 2026-10-03 Alias added: GHSA-9r53-65fp-9gr6

References

Patch 4

Advisory 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences