Vulnerability in Xen

CVE-2019-17340

An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled.

EPSS: 0.004 (27.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/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, Vendor Advisory)
  • cve@mitre.org (x_refsource_MISC, Vendor Advisory)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • cve@mitre.org (mailing-list, x_refsource_BUGTRAQ, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2019-17340?
CVE-2019-17340 is a high-severity vulnerability in Xen, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 8.8/10. Published 2019-10-08.
How severe is CVE-2019-17340?
High severity. CVSS v3 base score is 8.8 out of 10.