CVE-2015-8552

xen: Linux pciback missing sanity checks leading to crash (XSA-157)

Published Apr 13, 2016 CVSS 3.0 · 4.4 Medium EPSS < 1% KEV · Not listed
Description
The PCI backend driver in Xen, when running on an x86 system and using Linux 3.1.x through 4.3.x as the driver domain, allows local guest administrators to generate a continuous stream of WARN messages and cause a denial of service (disk consumption) by leveraging a system with access to a passed-through MSI or MSI-X capable physical PCI device and XEN_PCI_OP_enable_msi operations, aka "Linux pciback missing sanity checks."

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-3434-1 linux security update
EUVD EUVD EUVD-2015-8432 The PCI backend driver in Xen, when running on an x86 system and using Linux 3.1.x through 4.3.x as the driver domain, allows local guest administrators to generate a continuous stream of WARN messages and cause a denial of service (disk consumption) by leveraging a system with access to a passed-through MSI or MSI-X capable physical PCI device and XEN_PCI_OP_enable_msi operations, aka "Linux pciback missing sanity checks."
Ubuntu USN Ubuntu USN USN-2846-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2847-1 Linux kernel (Trusty HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2848-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2849-1 Linux kernel (Utopic HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2850-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2851-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2853-1 Linux kernel (Wily HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2854-1 Linux kernel (Vivid HWE) vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 8:20 AM
Reserved
Dec 14, 2015, 12:00 AM
Status
Modified
Published
Apr 13, 2016, 3:59 PM
Modified
Jun 17, 2026, 12:34 AM
Severity
Moderate
Public date
Dec 17, 2015, 12:00 AM