Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2017-15594

An issue was discovered in Xen through 4.9.x allowing x86 SVM PV guest OS users to cause a denial of service (hypervisor crash) or gain privileges because IDT settings are mishandled during CPU hotplugging.

Published

2017-10-18T08:29:00.543

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 8.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

6.4

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	xen	xen	≤ 4.9.0	Yes

References

http://www.securitytracker.com/id/1039568 Third Party Advisory, VDB Entry ([email protected])
https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html ([email protected])
https://security.gentoo.org/glsa/201801-14 ([email protected])
https://support.citrix.com/article/CTX228867 ([email protected])
https://www.debian.org/security/2017/dsa-4050 ([email protected])
https://xenbits.xen.org/xsa/advisory-244.html Mitigation, Patch, Vendor Advisory ([email protected])
http://www.securitytracker.com/id/1039568 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201801-14 (af854a3a-2127-422b-91ae-364da2661108)
https://support.citrix.com/article/CTX228867 (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2017/dsa-4050 (af854a3a-2127-422b-91ae-364da2661108)
https://xenbits.xen.org/xsa/advisory-244.html Mitigation, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)