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CVE-2015-8338

N/A
Published: December 17, 2015 at 07:00 PM UTC
Updated: June 17, 2026 at 12:34 AM UTC
1 product affected across 1 vendorXen

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Severity
N/A
Exploit prediction
EPSS 0.4%

Description

Xen 4.6.x and earlier does not properly enforce limits on page order inputs for the (1) XENMEM_increase_reservation, (2) XENMEM_populate_physmap, (3) XENMEM_exchange, and possibly other HYPERVISOR_memory_op suboperations, which allows ARM guest OS administrators to cause a denial of service (CPU consumption, guest reboot, or watchdog timeout and host reboot) and possibly have unspecified other impact via unknown vectors.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Xen· Xenwordpress-plugin
95%
v ≤ 4.6.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

Vendor Advisoryx_refsource_DEBIAN
Source: [email protected]
http://www.debian.org/security/2016/dsa-3633
VDB Entryx_refsource_BID
Source: [email protected]
http://www.securityfocus.com/bid/78920
VDB Entryx_refsource_SECTRACK
Source: [email protected]
http://www.securitytracker.com/id/1034390
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
http://xenbits.xen.org/xsa/advisory-158.html

CVSS

7.2HIGH[email protected]
Confidentiality
COMPLETE
Integrity
COMPLETE
Availability
COMPLETE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-254

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