CVE-2018-19406

MEDIUM

Linux Kernel < 4.19.2 - Denial of Service via Uninitialized APIC Map

Title source: llm
STIX 2.1

Description

kvm_pv_send_ipi in arch/x86/kvm/lapic.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where the apic map is uninitialized.

References (2)

Core 2
Core References
Patch, Third Party Advisory x_refsource_misc
https://lkml.org/lkml/2018/11/20/411
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/105988

Scores

CVSS v3 5.5
EPSS 0.0036
EPSS Percentile 27.5%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (1)
linux/linux_kernel < 4.19.2
Published Nov 21, 2018
Tracked Since Feb 18, 2026