MEDIUM
xen: x86: infinite loop due to missing PoD error checking (XSA-246)
Published Nov 28, 2017
6.5
MEDIUMCVSS 3.0
EPSS 0.44%
Description
An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to cause a denial of service (infinite loop and host OS hang) by leveraging the mishandling of Populate on Demand (PoD) errors.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
6.5 MEDIUM NVD
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality Impact None
Integrity Impact None
Availability Impact High
1 other source (Red Hat) ▾
6.3 MEDIUM Red Hat
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality Impact None
Integrity Impact None
Availability Impact High
4.9 MEDIUM NVD
AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.44% 0.00438
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00438
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% (0.00438) | 35.77th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.44% (0.00438) | 34.72th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.05% (0.00051) | 13.01th | 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 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 22, 2023 | 1.28% (0.01282) | 68.05th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.28% (0.01282) | 65.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.28% (0.01282) | 41.72th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.57% (0.02567) | 55.02th | v1 |
| Jan 6, 2022 | 2.57% (0.02567) | 54.58th | v1 |
| Sep 1, 2021 | 2.57% (0.02567) | 78.88th | v1 |
| Apr 14, 2021 | 2.57% (0.02567) | 0.00th | v1 |
References (14)
- http://www.securityfocus.com/bid/102008 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/102129 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/105954 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1039878 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://xenbits.xen.org/xsa/advisory-246.html
- https://access.redhat.com/security/cve/CVE-2017-17044 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1513335 Issue Tracking
- https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html mailing-listx_refsource_MLIST
- https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2017-17044
- https://security.gentoo.org/glsa/201801-14 vendor-advisoryx_refsource_GENTOO
- https://support.citrix.com/article/CTX230138 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-17044
- https://xenbits.xen.org/xsa/advisory-246.html x_refsource_CONFIRMIssue TrackingMitigationPatchVendor Advisory
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Nov 28, 2017
Updated Aug 5, 2024
Reserved Nov 28, 2017
Link CVE-2017-17044
CISA Vulnrichment
Updated n/a