CVE-2010-0298

Linux Kernel 2.6.28-2.6.32 - Privilege Escalation via KVM x86 Emulator CPL/IOPL Mismanagement

Title source: llm
STIX 2.1

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 (7)

Core 7
Core References
Broken Link, Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/38158
Issue Tracking x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=559091
Third Party Advisory vendor-advisory x_refsource_redhat
https://rhn.redhat.com/errata/RHSA-2010-0088.html
Not Applicable, Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2010/dsa-1996
Third Party Advisory vendor-advisory x_refsource_redhat
https://rhn.redhat.com/errata/RHSA-2010-0095.html
Not Applicable third-party-advisory x_refsource_secunia
http://secunia.com/advisories/38492

Scores

EPSS 0.0242
EPSS Percentile 82.6%

Details

CWE
CWE-264
Status published
Products (2)
debian/debian_linux 5.0
linux/linux_kernel 2.6.28 - 2.6.33
Published Feb 12, 2010
Tracked Since Feb 18, 2026