CVE-2014-2580

high

Description

The netback driver in Xen, when using certain Linux versions that do not allow sleeping in softirq context, allows local guest administrators to cause a denial of service ("scheduling while atomic" error and host crash) via a malformed packet, which causes a mutex to be taken when trying to disable the interface.

References

http://xenbits.xen.org/xsa/advisory-90.html

http://www.securitytracker.com/id/1029949

http://www.securityfocus.com/bid/66386

http://www.openwall.com/lists/oss-security/2014/03/24/8

http://www.openwall.com/lists/oss-security/2014/03/24/6

Details

Source: Mitre, NVD

Published: 2014-04-15

Updated: 2014-04-16

Risk Information

CVSS v2

Base Score: 4.4

Vector: CVSS2#AV:L/AC:M/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 7.1

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Severity: High