Vulnerability Database

300,445

Total vulnerabilities in the database

CVE-2015-7971

Xen 3.2.x through 4.6.x does not limit the number of printk console messages when logging certain pmu and profiling hypercalls, which allows local guests to cause a denial of service via a sequence of crafted (1) HYPERCALL_xenoprof_op hypercalls, which are not properly handled in the do_xenoprof_op function in common/xenoprof.c, or (2) HYPERVISOR_xenpmu_op hypercalls, which are not properly handled in the do_xenpmu_op function in arch/x86/cpu/vpmu.c.

  • Published: Oct 30, 2015
  • Updated: Nov 9, 2025
  • CVE: CVE-2015-7971
  • Severity: Low
  • Exploit:

CVSS v2:

  • Severity: Low
  • Score: 2.1
  • AV:L/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
xen / xen 3.2.0 3.2.0.x
xen / xen 4.3.2 4.3.2.x
xen / xen 4.6.0 4.6.0.x
xen / xen 4.1.5 4.1.5.x
xen / xen 3.2.1 3.2.1.x
xen / xen 4.2.2 4.2.2.x
xen / xen 4.2.3 4.2.3.x
xen / xen 3.4.0 3.4.0.x
xen / xen 4.3.0 4.3.0.x
xen / xen 4.0.4 4.0.4.x
xen / xen 4.0.2 4.0.2.x
xen / xen 3.3.2 3.3.2.x
xen / xen 4.1.2 4.1.2.x
xen / xen 3.2.2 3.2.2.x
xen / xen 3.4.4 3.4.4.x
xen / xen 4.0.0 4.0.0.x
xen / xen 4.1.1 4.1.1.x
xen / xen 4.2.0 4.2.0.x
xen / xen 4.1.0 4.1.0.x
xen / xen 3.4.3 3.4.3.x
xen / xen 4.4.1 4.4.1.x
xen / xen 4.1.3 4.1.3.x
xen / xen 3.2.3 3.2.3.x
xen / xen 4.1.6.1 4.1.6.1.x
xen / xen 4.3.4 4.3.4.x
xen / xen 4.5.1 4.5.1.x
xen / xen 3.3.1 3.3.1.x
xen / xen 3.4.2 3.4.2.x
xen / xen 4.1.4 4.1.4.x
xen / xen 3.4.1 3.4.1.x
xen / xen 4.3.1 4.3.1.x
xen / xen 3.3.0 3.3.0.x
xen / xen 4.2.1 4.2.1.x
xen / xen 4.5.0 4.5.0.x
xen / xen 4.4.0 4.4.0.x
xen / xen 4.0.1 4.0.1.x
xen / xen 4.0.3 4.0.3.x