CVE-2010-0298
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…
Does this matter?
Lower severity and a low EPSS score (2.42%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 6.5 MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P
- EPSS
- 2.42% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- linux/linux kernel · debian/debian linux
- Source
- secalert@redhat.com
References
- http://secunia.com/advisories/38492Not Applicable
- http://www.debian.org/security/2010/dsa-1996Not Applicable, Third Party Advisory
- http://www.securityfocus.com/bid/38158Broken Link, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=559091Issue Tracking
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11335Broken Link
- https://rhn.redhat.com/errata/RHSA-2010-0088.htmlThird Party Advisory
- https://rhn.redhat.com/errata/RHSA-2010-0095.htmlThird Party Advisory
- http://secunia.com/advisories/38492Not Applicable
- http://www.debian.org/security/2010/dsa-1996Not Applicable, Third Party Advisory
- http://www.securityfocus.com/bid/38158Broken Link, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=559091Issue Tracking
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11335Broken Link
- https://rhn.redhat.com/errata/RHSA-2010-0088.htmlThird Party Advisory
- https://rhn.redhat.com/errata/RHSA-2010-0095.htmlThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.