Upstream information

CVE-2010-0306 at MITRE

Description

The x86 emulator in KVM 83, when a guest is configured for Symmetric Multiprocessing (SMP), does not use the Current Privilege Level (CPL) and I/O Privilege Level (IOPL) to restrict instruction execution, which allows guest OS users to cause a denial of service (guest OS crash) or gain privileges on the guest OS by leveraging access to a (1) IO port or (2) MMIO region, and replacing an instruction in between emulator entry and instruction fetch, a related issue to CVE-2010-0298.

SUSE information

Overall state of this security issue: Ignore

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.1
Vector AV:L/AC:M/Au:S/C:P/I:P/A:P
Access Vector Local
Access Complexity Medium
Authentication Single
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

Note from the SUSE Security Team

KVM virtualization is not present in SLES 9 and SLES 10, so neither of them are affected by this issue.,KVM virtualization is not present in SUSE Linux Enterprise 9 and SUSE Linux Enterprise 10, so neither of them are affected by this issue.

SUSE Bugzilla entry: 577079 [RESOLVED / WONTFIX]

No SUSE Security Announcements cross referenced.