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CVE-2011-2519

nvd nist
Published: Dec 27, 2013Modified: Apr 29, 2026

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5.5
Vector
AV:A/AC:L/Au:S/C:N/I:N/A:C
Exploitability: 5.1 / Impact: 6.9
Source: NVD

Description

Xen in the Linux kernel, when running a guest on a host without hardware assisted paging (HAP), allows guest users to cause a denial of service (invalid pointer dereference and hypervisor crash) via the SAHF instruction.

Affected (4)

Xen
1 product
Xen
Redhat
3 products
Enterprise Linux Desktop
Enterprise Linux Server
Enterprise Linux Workstation
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Xen
Before 3.3.0
Configuration B
3 vulnerable
Vulnerable SoftwareAffected Versions
Enterprise Linux Desktop
Version 5.0
Enterprise Linux Server
Version 5.0
Enterprise Linux Workstation
Version 5.0

Related CWEs

CWE-476
NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.

References (8)

Source: secalert@redhat.com
Third Party Advisory
Source: secalert@redhat.com
Mailing ListThird Party Advisory
Source: secalert@redhat.com
PatchVendor Advisory
Source: secalert@redhat.com
Issue TrackingThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingThird Party Advisory

Timeline

No history available yet.