CVE-2017-17563
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2017-17563
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-17563.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2017-17563
- Downstream
- Related
- Published
- 2017-12-12T23:29:00Z
- Modified
- 2025-08-09T20:01:27Z
- Severity
-
- 7.8 (High) CVSS_V3 - CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- https://security.gentoo.org/glsa/201801-14
- https://www.debian.org/security/2018/dsa-4112
- https://xenbits.xen.org/xsa/advisory-249.html
- http://www.openwall.com/lists/oss-security/2017/12/12/2
- 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
- https://support.citrix.com/article/CTX232096