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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2015-8551 Detail

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 hit BUG conditions and cause a denial of service (NULL pointer dereference and host OS crash) by leveraging a system with access to a passed-through MSI or MSI-X capable physical PCI device and a crafted sequence of XEN_PCI_OP_* operations, aka "Linux pciback missing sanity checks."


Severity

 


CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  6.0 MEDIUM
Vector:  CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html Mailing List  Third Party Advisory 
http://www.debian.org/security/2016/dsa-3434 Third Party Advisory 
http://www.securityfocus.com/bid/79546 Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1034480 Third Party Advisory  VDB Entry 
http://xenbits.xen.org/xsa/advisory-157.html Vendor Advisory 
https://security.gentoo.org/glsa/201604-03 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-476 NULL Pointer Dereference cwe source acceptance level NIST  

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Change History

9 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-8551
NVD Published Date:
04/13/2016
NVD Last Modified:
08/26/2020
Source:
MITRE