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Status published
High
CVE-2017-17563
An issue was discovered in Xen through 4.9.x allowing guest...
Vulnerability Description
An issue was discovered in Xen through 4.9.x allowing guest OS users to cause a denial of service (host OS crash) or gain host OS privileges by leveraging an incorrect mask for reference-count overflow checking in shadow mode.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.securityfocus.com/bid/102169
- http://www.securitytracker.com/id/1040769
- https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html
- https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
- http://www.openwall.com/lists/oss-security/2017/12/12/2
- https://security.gentoo.org/glsa/201801-14
- https://xenbits.xen.org/xsa/advisory-249.html
- https://www.debian.org/security/2018/dsa-4112
- https://support.citrix.com/article/CTX232096
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Affected Vendor
Affected Software
xen
Vulnerable Versions:
0
Timeline
Official Publish:
December 12th, 2017
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.