kvm: emulator privilege escalation
Published Feb 12, 2010
6.5
MEDIUMCVSS 2.0
EPSS 2.42%
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.
Affected products
No data.
Configuration 1
- ≥ 2.6.28 · ≤ 2.6.33
Configuration 2
- 5.0
No data.
Red Hat Enterprise Linux 5
kvm-0:83-105.el5_4.22
Fixed · RHSA-2010:0088
Red Hat Enterprise Virtualization for RHEL-5
rhev-hypervisor-0:5.4-2.1.8.el5_4rhev2_1
Fixed · RHSA-2010:0095
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kvm-0:83-105.el5_4.22 | Fixed | RHSA-2010:0088 |
| Red Hat Enterprise Virtualization for RHEL-5 | rhev-hypervisor-0:5.4-2.1.8.el5_4rhev2_1 | Fixed | RHSA-2010:0095 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.42% (0.02416) | 83.57th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.42% (0.02416) | 81.95th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.86% (0.00858) | 73.40th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.22% (0.00216) | 60.51th | v3 (v2023.03.01) |
| Jun 28, 2024 | 0.22% (0.00216) | 59.98th | v3 (v2023.03.01) |
| Apr 1, 2024 | 0.23% (0.00229) | 60.45th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.26% (0.00260) | 64.75th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.26% (0.00260) | 61.91th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.03% (0.01034) | 41.69th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.03% (0.01034) | 41.16th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.28% (0.01282) | 67.60th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.03% (0.01034) | 39.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.03% (0.01034) | 37.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.03% (0.01034) | 20.32th | v2 (v2022.01.01) |
References (10)
- http://secunia.com/advisories/38492 third-party-advisoryx_refsource_SECUNIANot Applicable
- http://www.debian.org/security/2010/dsa-1996 vendor-advisoryx_refsource_DEBIANNot ApplicableThird Party Advisory
- http://www.securityfocus.com/bid/38158 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2010-0298 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=559091 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2010-0298
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11335 vdb-entrysignaturex_refsource_OVALBroken Link
- https://rhn.redhat.com/errata/RHSA-2010-0088.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://rhn.redhat.com/errata/RHSA-2010-0095.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2010-0298
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/38492 | third-party-advisoryx_refsource_SECUNIANot Applicable | |
| http://www.debian.org/security/2010/dsa-1996 | vendor-advisoryx_refsource_DEBIANNot ApplicableThird Party Advisory | |
| http://www.securityfocus.com/bid/38158 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2010-0298 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=559091 | x_refsource_CONFIRMIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2010-0298 | ||
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11335 | vdb-entrysignaturex_refsource_OVALBroken Link | |
| https://rhn.redhat.com/errata/RHSA-2010-0088.html | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| https://rhn.redhat.com/errata/RHSA-2010-0095.html | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2010-0298 |
Change history (0)
No recorded changes yet.