VDB

CVE-2015-4164

CVE-2015-4164 PUBLISHED

The compat_iret function in Xen 3.1 through 4.5 iterates the wrong way through a loop, which allows local 32-bit PV guest administrators to cause a denial of service (large loop and system hang) via a hypercall_iret call with EFLAGS.VM set.

EPSS 0.44% · 35.6th percentile

Risk Scores

EPSS Score
0.44%
35.6th percentile

Affected Products

VendorProductVersions
Ubuntu:14.04:LTSxen0, 4.3.0-1ubuntu1, 4.3.0-1ubuntu2

Timeline

  • Jun 3, 2015 CVE Published
  • Feb 4, 2022 EPSS Score
  • Mar 29, 2022 EPSS Score
  • May 21, 2022 EPSS Score
  • Jul 13, 2022 EPSS Score
  • Sep 6, 2022 EPSS Score
  • Oct 29, 2022 EPSS Score
  • Dec 21, 2022 EPSS Score
  • Feb 12, 2023 EPSS Score
  • Mar 7, 2023 EPSS Score
  • Apr 6, 2023 EPSS Score
  • May 29, 2023 EPSS Score
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