CVE-2022-1852NULL Pointer Dereference in Kernel

Severity
5.5MEDIUMNVD
OSV7.8
EPSS
0.0%
top 95.50%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJun 30
Latest updateJun 15

Description

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 vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

NVDlinux/linux_kernel< 5.19
Debianlinux/linux_kernel< 5.10.120-1+3
Ubuntulinux/linux_kernel< 5.15.0-47.51
CVEListV5linux/linux_kernelkernel 5.19 rc1

Also affects: Enterprise Linux 8.0, 9.0

Patches

🔴Vulnerability Details

10
OSV
linux-hwe-5.15, linux-lowlatency-hwe-5.15 vulnerabilities2022-09-21
OSV
linux-intel-iotg vulnerabilities2022-09-16
OSV
linux-raspi vulnerabilities2022-09-08
OSV
linux-oracle vulnerabilities2022-09-05
OSV
linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gke-5.15, linux-gkeop, linux-ibm, linux-kvm, linux-lowlatency vulnerabilities2022-09-02

📋Vendor Advisories

10
CISA ICS
Siemens SIMATIC S7-1500 TM MFP Linux Kernel2023-06-15
Ubuntu
Linux kernel (HWE) vulnerabilities2022-09-21
Ubuntu
Linux kernel (Intel IoTG) vulnerabilities2022-09-16
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2022-09-08
Ubuntu
Linux kernel (Oracle) vulnerabilities2022-09-05
CVE-2022-1852 — NULL Pointer Dereference in Kernel | cvebase