Vulnerability Name:

CVE-2015-4163

Assigned:2015-06-02
Published:2015-06-15
Updated:2017-11-14
Summary:GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercall without a GNTTABOP_setup_table or GNTTABOP_set_version.
CVSS v3 Severity:6.2 Medium (CCN CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:4.9 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
3.7 Low (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)
1.6 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
References:Source: SUSE
Type: UNKNOWN
SUSE-SU-2015:1042

Source: SUSE
Type: UNKNOWN
SUSE-SU-2015:1045

Source: SUSE
Type: UNKNOWN
SUSE-SU-2015:1157

Source: CONFIRM
Type: UNKNOWN
http://support.citrix.com/article/CTX201145

Source: DEBIAN
Type: UNKNOWN
DSA-3286

Source: BID
Type: UNKNOWN
75141

Source: SECTRACK
Type: UNKNOWN
1032568

Source: CONFIRM
Type: VENDOR_ADVISORY
http://xenbits.xen.org/xsa/advisory-134.html

Source: XF
Type: UNKNOWN
xen-cve20154163-dos(103787)

Source: GENTOO
Type: UNKNOWN
GLSA-201604-03

Source: CONFIRM
Type: UNKNOWN
https://support.citrix.com/article/CTX206006

Vulnerable Configuration:Configuration 1:
  • cpe:/o:xen:xen:4.2.0:*:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.2.1:*:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.2.2:*:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.2.3:*:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.3.0:*:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.3.1:*:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.3.4:*:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.4.0:-:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.4.0:rc1:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.4.1:-:*:*:*:*:*:*
  • OR cpe:/o:xen:xen:4.5.0:*:*:*:*:*:*:*

  • Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20154163
    V
    CVE-2015-4163
    2017-11-19
    oval:org.cisecurity:def:193
    P
    DSA-3286-1 -- xen -- security update
    2016-02-08
    oval:com.ubuntu.precise:def:20154163000
    V
    CVE-2015-4163 on Ubuntu 12.04 LTS (precise) - medium.
    2015-06-15
    oval:com.ubuntu.trusty:def:20154163000
    V
    CVE-2015-4163 on Ubuntu 14.04 LTS (trusty) - medium.
    2015-06-15
    BACK
    xen xen 4.2.0
    xen xen 4.2.1
    xen xen 4.2.2
    xen xen 4.2.3
    xen xen 4.3.0
    xen xen 4.3.1
    xen xen 4.3.4
    xen xen 4.4.0 -
    xen xen 4.4.0 rc1
    xen xen 4.4.1 -
    xen xen 4.5.0