CVE-2021-4158

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Summary

CVECVE-2021-4158
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-08-24 16:15:00 UTC
Updated2024-01-25 21:29:00 UTC
DescriptionA NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

Risk And Classification

Problem Types: CWE-476

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Qemu Qemu All All All All
Operating System Redhat Enterprise Linux 9.0 All All All

References

ReferenceSourceLinkTags
[PATCH] acpi: validate hotplug selector on access MISC www.mail-archive.com
2035002 – (CVE-2021-4158) CVE-2021-4158 QEMU: NULL pointer dereference in pci_write() in hw/acpi/pcihp.c MISC bugzilla.redhat.com
[PATCH] acpi: validate hotplug selector on access MISC www.mail-archive.com
READ memory access in /hw/acpi/pcihp.c (#770) · Issues · QEMU / QEMU · GitLab MISC gitlab.com
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
acpi: validate hotplug selector on access (9bd6565c) · Commits · QEMU / QEMU · GitLab MISC gitlab.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159638 Oracle Enterprise Linux Security Update for qemu (ELSA-2022-9123)
  • 159672 Oracle Enterprise Linux Security Update for kvm_utils (ELSA-2022-9172)
  • 159858 Oracle Enterprise Linux Security Update for virt:ol and virt-devel:ol (ELSA-2022-1759)
  • 160273 Oracle Enterprise Linux Security Update for qemu-kvm (ELSA-2022-7967)
  • 183172 Debian Security Update for qemu (CVE-2021-4158)
  • 198683 Ubuntu Security Notification for QEMU Vulnerabilities (USN-5307-1)
  • 240292 Red Hat Update for virt:rhel and virt-devel:rhel security (RHSA-2022:1759)
  • 240913 Red Hat Update for qemu-kvm security (RHSA-2022:7967)
  • 502927 Alpine Linux Security Update for qemu
  • 505806 Alpine Linux Security Update for qemu
  • 710604 Gentoo Linux QEMU Multiple Vulnerabilities (GLSA 202208-27)
  • 903840 Common Base Linux Mariner (CBL-Mariner) Security Update for qemu (10679) (DEPRECATED)
  • 903951 Common Base Linux Mariner (CBL-Mariner) Security Update for qemu (10679-1)
  • 940525 AlmaLinux Security Update for virt:rhel and virt-devel:rhel (ALSA-2022:1759)
  • 940832 AlmaLinux Security Update for qemu-kvm (ALSA-2022:7967)
  • 960314 Rocky Linux Security Update for virt:rhel and virt-devel:rhel (RLSA-2022:1759)
  • 960500 Rocky Linux Security Update for qemu-kvm (RLSA-2022:7967)
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