CVE-2011-2519

Severity

52%

Complexity

44%

Confidentiality

115%

Per: http://cwe.mitre.org/data/definitions/476.html "CWE-476: NULL Pointer Dereference"

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.

Per: http://cwe.mitre.org/data/definitions/476.html "CWE-476: NULL Pointer Dereference"

CVSS 2.0 Base Score 5.2. CVSS Attack Vector: adjacent_network. CVSS Attack Complexity: medium. CVSS Vector: (AV:A/AC:M/Au:S/C:N/I:N/A:C).

Overview

Type

Linux

First reported 11 years ago

2013-12-27 01:55:00

Last updated 11 years ago

2013-12-27 15:35:00

Affected Software

Linux Kernel

Red Hat Enterprise Linux 5

5

References

RHSA-2011:1212

[oss-security] 20130830 kernel: CVE-2011-2482/2519

http://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644

Exploit, Patch

https://bugzilla.redhat.com/show_bug.cgi?id=718882

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