CVE-2022-1852

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Summary

CVECVE-2022-1852
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-06-30 13:15:08 UTC
Updated2026-10-14 13:17:19 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

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

Problem Types: CWE-476 | CWE-476 CWE-476

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary2.1AV:L/AC:L/Au:N/C:N/I:N/A:P

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:L/AC:L/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All
Operating System Redhat Enterprise Linux 8.0 All All All
Operating System Redhat Enterprise Linux 9.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Kernel affected kernel 5.19 rc1 Not specified
ADP Siemens SIMATIC S7-1500 TM MFP - GNU/Linux Subsystem affected V1.1 custom Not specified

References

ReferenceSourceLinkTags
KVM: x86: avoid calling x86 emulator without a decoded instruction · torvalds/linux@fee060c · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Third Party Advisory
cert-portal.siemens.com/productcert/html/ssa-794697.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
2089815 – (CVE-2022-1852) CVE-2022-1852 kernel: NULL pointer dereference in x86_emulate_insn may lead to DoS af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159863 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9442)
  • 159864 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2022-9443)
  • 160210 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-7683)
  • 160270 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-8267)
  • 179371 Debian Security Update for linux (DSA 5161-1)
  • 184869 Debian Security Update for linux (CVE-2022-1852)
  • 198868 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5529-1)
  • 198921 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5594-1)
  • 198927 Ubuntu Security Notification for Linux kernel (Oracle) Vulnerabilities (USN-5599-1)
  • 198929 Ubuntu Security Notification for Linux kernel (Raspberry Pi) Vulnerabilities (USN-5602-1)
  • 198942 Ubuntu Security Notification for Linux kernel (Intel IoTG) Vulnerabilities (USN-5616-1)
  • 198950 Ubuntu Security Notification for Linux kernel (HWE) Vulnerabilities (USN-5623-1)
  • 240815 Red Hat Update for kernel-rt (RHSA-2022:7444)
  • 240817 Red Hat Update for kernel security (RHSA-2022:7683)
  • 240869 Red Hat Update for kernel-rt (RHSA-2022:7933)
  • 240904 Red Hat Update for kernel security (RHSA-2022:8267)
  • 282812 Fedora Security Update for kernel (FEDORA-2022-80cc9873be)
  • 282813 Fedora Security Update for kernel (FEDORA-2022-8269eaf361)
  • 354018 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.15-2022-003
  • 354022 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.15-2022-002
  • 354024 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.15-2022-004
  • 354270 Amazon Linux Security Advisory for kernel : ALAS2022-2022-114
  • 354468 Amazon Linux Security Advisory for kernel : ALAS2022-2022-185
  • 354542 Amazon Linux Security Advisory for kernel : ALAS-2022-185
  • 355199 Amazon Linux Security Advisory for kernel : ALAS2023-2023-070
  • 610451 Google Pixel Android December 2022 Security Patch Missing
  • 6140034 AWS Bottlerocket Security Update for kernel (GHSA-77rh-vcmj-rfw3)
  • 752370 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2520-1)
  • 753148 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2615-1)
  • 902419 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10023)
  • 902434 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10003)
  • 902621 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10003-1)
  • 902680 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10023-1)
  • 906023 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10023-2)
  • 906508 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10003-2)
  • 940732 AlmaLinux Security Update for kernel (ALSA-2022:7683)
  • 940766 AlmaLinux Security Update for kernel-rt (ALSA-2022:7444)
  • 940798 AlmaLinux Security Update for kernel (ALSA-2022:8267)
  • 940843 AlmaLinux Security Update for kernel-rt (ALSA-2022:7933)
  • 960176 Rocky Linux Security Update for kernel-rt (RLSA-2022:7444)
  • 960184 Rocky Linux Security Update for kernel (RLSA-2022:7683)

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