Vulnerability in Xen
CVE-2018-7541
An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a denial of service (hypervisor crash) or gain privileges by triggering a grant-table transition from v2 to v1.
EPSS: 0.004 (35.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Xen
- Debian Debian_linux — versions 9.0
- N/a — versions n/a
Public proof-of-concept exploits
References
- cve@mitre.org (vdb-entry, x_refsource_BID)
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
- cve@mitre.org (vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2018-7541?
- CVE-2018-7541 is a high-severity vulnerability in Xen. CVSS score: 8.8/10. Published 2018-02-27.
- How severe is CVE-2018-7541?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2018-7541 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.