HIGH
xen: x86: PV privilege escalation via map_grant_ref (XSA-227)
Published Aug 24, 2017
8.8
HIGHCVSS 3.0
EPSS 0.44%
Description
arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to map_grant_ref.
Affected products
No data.
Configuration 2
Configuration 3
OR
- 8.0
- 9.0
No data.
Red Hat Enterprise Linux 5
xen
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | xen | Will not fix | n/a |
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.
8.8 HIGH NVD
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality Impact High
Integrity Impact High
Availability Impact High
1 other source (Red Hat) ▾
8.5 HIGH Red Hat
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality Impact High
Integrity Impact High
Availability Impact High
7.2 HIGH NVD
AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.44% 0.00437
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00437
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- 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 1, 2026 | 0.44% (0.00437) | 35.67th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.44% (0.00437) | 34.62th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.10% (0.00099) | 25.13th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00062) | 28.60th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.06% (0.00062) | 26.61th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00062) | 24.59th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.10% (0.01104) | 54.09th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.10% (0.01104) | 52.45th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.10% (0.01104) | 50.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.10% (0.01104) | 28.85th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.86% (0.01865) | 48.06th | v1 |
| Jan 6, 2022 | 1.86% (0.01865) | 47.54th | v1 |
| Sep 1, 2021 | 1.86% (0.01865) | 76.13th | v1 |
| Apr 14, 2021 | 1.86% (0.01865) | 0.00th | v1 |
Weaknesses (1)
References (11)
- http://www.debian.org/security/2017/dsa-3969 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/08/15/2 mailing-listx_refsource_MLISTMailing ListMitigationPatchThird Party Advisory
- http://www.securityfocus.com/bid/100342 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039174 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://xenbits.xen.org/xsa/advisory-227.html x_refsource_CONFIRMPatchVendor Advisory
- https://access.redhat.com/security/cve/CVE-2017-12137 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1477657 x_refsource_MISCIssue TrackingPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-12137
- https://security.gentoo.org/glsa/201801-14 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://support.citrix.com/article/CTX225941 x_refsource_CONFIRMPatchThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-12137
| Link | Providers | Tags |
|---|---|---|
| http://www.debian.org/security/2017/dsa-3969 | vendor-advisoryx_refsource_DEBIANThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2017/08/15/2 | mailing-listx_refsource_MLISTMailing ListMitigationPatchThird Party Advisory | |
| http://www.securityfocus.com/bid/100342 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1039174 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| http://xenbits.xen.org/xsa/advisory-227.html | x_refsource_CONFIRMPatchVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2017-12137 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1477657 | x_refsource_MISCIssue TrackingPatchThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-12137 | ||
| https://security.gentoo.org/glsa/201801-14 | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| https://support.citrix.com/article/CTX225941 | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2017-12137 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 24, 2017
Updated Aug 5, 2024
Reserved Aug 1, 2017
Link CVE-2017-12137
CISA Vulnrichment
Updated n/a