Nov. 16, 2022, 11:57 p.m. |

Ubuntu security notices ubuntu.com

It was discovered that a race condition existed in the instruction emulator
of the Linux kernel on Arm 64-bit systems. A local attacker could use this
to cause a denial of service (system crash). (CVE-2022-20422)

It was discovered that the KVM implementation in the Linux kernel did not
properly handle virtual CPUs without APICs in certain situations. A local
attacker could possibly use this to cause a denial of service (host system
crash). (CVE-2022-2153)

Hao Sun and Jiacheng Xu discovered …

kernel linux linux kernel usn vulnerabilities

SOC 2 Manager, Audit and Certification

@ Deloitte | US and CA Multiple Locations

Information Security Engineers

@ D. E. Shaw Research | New York City

Cybersecurity Triage Analyst

@ Peraton | Linthicum, MD, United States

Associate DevSecOps Engineer

@ LinQuest | Los Angeles, California, United States

DORA Compliance Program Manager

@ Resillion | Brussels, Belgium

Head of Workplace Risk and Compliance

@ Wise | London, United Kingdom