CVE-2018-19406

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.

Risk Information

Base Score

5.5

MODERATE

Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Score

Exploitation Probability

0.109

Associated Vulnerability

Vulnerability	OS Platform
Kernel-uek update (ELSA-2020-5913) kernel-uek-4.14.35-2025.402.2.1.el7uek.x86_64.rpm	Linux
Kernel-uek-debug update (ELSA-2020-5913) kernel-uek-debug-4.14.35-2025.402.2.1.el7uek.x86_64.rpm	Linux
Kernel-uek-debug-devel update (ELSA-2020-5913) kernel-uek-debug-devel-4.14.35-2025.402.2.1.el7uek.x86_64.rpm	Linux
Kernel-uek-devel update (ELSA-2020-5913) kernel-uek-devel-4.14.35-2025.402.2.1.el7uek.x86_64.rpm	Linux
Kernel-uek-tools update (ELSA-2020-5913) kernel-uek-tools-4.14.35-2025.402.2.1.el7uek.x86_64.rpm	Linux
Kernel-uek-doc update (ELSA-2020-5913) kernel-uek-doc-4.14.35-2025.402.2.1.el7uek.noarch.rpm	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234