CVE-2022-1852

A NULL pointer dereference flaw was found in the Linux kernel’s KVM module, which can lead to a denial of service in the x86_emulate_insn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU.

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 25% of CVEs (scores of 2026-10-25)

CWE

CWE-476

Published

2022-06-30

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• linux:linux_kernel
• redhat:enterprise_linux

References

• https://bugzilla.redhat.com/show_bug.cgi?id=2089815
• https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9
• https://bugzilla.redhat.com/show_bug.cgi?id=2089815
• https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9
• https://cert-portal.siemens.com/productcert/html/ssa-794697.html

Check your stackJSON