CVE-2010-0298

high

Description

The x86 emulator in KVM 83 does not use the Current Privilege Level (CPL) and I/O Privilege Level (IOPL) in determining the memory access available to CPL3 code, 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, a related issue to CVE-2010-0306.

References

https://rhn.redhat.com/errata/RHSA-2010-0095.html

https://rhn.redhat.com/errata/RHSA-2010-0088.html

https://bugzilla.redhat.com/show_bug.cgi?id=559091

http://www.debian.org/security/2010/dsa-1996

http://secunia.com/advisories/38492

Details

Source: Mitre, NVD

Published: 2010-02-12

Updated: 2024-06-27

Risk Information

CVSS v2

Base Score: 6.5

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

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High