DEBIAN-CVE-2018-7542

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2018-7542
Downstream
DSA-4131-1
Published: 27 Feb 2018, 19:29
Last modified:28 Apr 2026, 20:19

Vulnerability Summary

Overall Risk (default)
medium
26/100
CVSS Score
6.5 MEDIUM
3.0 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

27 Feb 2018, 19:29
Published
Vulnerability first disclosed
28 Apr 2026, 20:19
Last Modified
Vulnerability information updated

Description

An issue was discovered in Xen 4.8.x through 4.10.x allowing x86 PVH guest OS users to cause a denial of service (NULL pointer dereference and hypervisor crash) by leveraging the mishandling of configurations that lack a Local APIC.

CVSS Metrics

  • v3.0•MEDIUM•Score: 6.5CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Affected Systems

  • debian•xen

    < 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5 | < 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5 | < 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5 | < 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5

References (1)