CVE-2021-3507

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Summary

CVECVE-2021-3507
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-05-06 16:15:00 UTC
Updated2023-02-12 23:41:00 UTC
DescriptionA heap buffer overflow was found in the floppy disk emulator of QEMU up to 6.0.0 (including). It could occur in fdctrl_transfer_handler() in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU process on the host resulting in DoS scenario, or potential information leakage from the host memory.

Risk And Classification

Problem Types: CWE-119

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Application Qemu Qemu All All All All
Application Qemu Qemu All All All All
Operating System Redhat Enterprise Linux 8.0 All All All
Operating System Redhat Enterprise Linux 8.0 All All All

References

ReferenceSourceLinkTags
CVE-2021-3507 QEMU Vulnerability in NetApp Products | NetApp Product Security CONFIRM security.netapp.com
[SECURITY] [DLA 3099-1] qemu security update MLIST lists.debian.org
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
1951118 – (CVE-2021-3507) CVE-2021-3507 QEMU: fdc: heap buffer overflow in DMA read data transfers MISC bugzilla.redhat.com
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 160006 Oracle Enterprise Linux Security Update for qemu (ELSA-2022-9669)
  • 160027 Oracle Enterprise Linux Security Update for virt:kvm_utils (ELSA-2022-9700)
  • 160248 Oracle Enterprise Linux Security Update for virt:ol and virt-devel:ol (ELSA-2022-7472)
  • 160273 Oracle Enterprise Linux Security Update for qemu-kvm (ELSA-2022-7967)
  • 180995 Debian Security Update for qemu (DLA 3099-1)
  • 182040 Debian Security Update for qemu (CVE-2021-3507)
  • 198837 Ubuntu Security Notification for QEMU Vulnerabilities (USN-5489-1)
  • 240837 Red Hat Update for virt:rhel and virt-devel:rhel security (RHSA-2022:7472)
  • 240913 Red Hat Update for qemu-kvm security (RHSA-2022:7967)
  • 502356 Alpine Linux Security Update for qemu
  • 752725 SUSE Enterprise Linux Security Update for qemu (SUSE-SU-2022:3768-1)
  • 753802 SUSE Enterprise Linux Security Update for qemu (SUSE-SU-2023:0761-1)
  • 753824 SUSE Enterprise Linux Security Update for qemu (SUSE-SU-2023:0840-1)
  • 753840 SUSE Enterprise Linux Security Update for qemu (SUSE-SU-2023:0878-1)
  • 900063 CBL-Mariner Linux Security Update for qemu-kvm 4.2.0
  • 903359 Common Base Linux Mariner (CBL-Mariner) Security Update for qemu-kvm (4186)
  • 940832 AlmaLinux Security Update for qemu-kvm (ALSA-2022:7967)
  • 960170 Rocky Linux Security Update for virt:rhel and virt-devel:rhel (RLSA-2022:7472)
  • 960500 Rocky Linux Security Update for qemu-kvm (RLSA-2022:7967)
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