CVE-2020-25742

Summary

CVECVE-2020-25742
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-10-06 15:15:00 UTC
Updated2020-10-07 13:32:00 UTC
Descriptionpci_change_irq_level in hw/pci/pci.c in QEMU before 5.1.1 has a NULL pointer dereference because pci_get_bus() might not return a valid pointer.

Risk And Classification

Problem Types: CWE-476

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Qemu Qemu All All All All
Application Qemu Qemu All All All All

References

ReferenceSourceLinkTags
oss-security - QEMU: NULL pointer derefrence issues CONFIRM www.openwall.com Mailing List, Third Party Advisory
1883178 – (CVE-2020-25742) CVE-2020-25742 QEMU: scsi: lsi: null pointer dereference during memory move MISC bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
Re: [PATCH] pci: check bus pointer before dereference MISC lists.nongnu.org Mailing List, Patch, Third Party Advisory
sciebo MISC ruhr-uni-bochum.sciebo.de Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 502353 Alpine Linux Security Update for qemu
  • 671198 EulerOS Security Update for qemu (EulerOS-SA-2022-1034)
  • 671203 EulerOS Security Update for qemu (EulerOS-SA-2022-1014)
  • 900187 CBL-Mariner Linux Security Update for qemu-kvm 4.2.0
  • 902989 Common Base Linux Mariner (CBL-Mariner) Security Update for qemu-kvm (3572)
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