VDB

CVE-2021-4158

CVE-2021-4158 PUBLISHED

Reported by redhat · Published August 24, 2022

A 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.

Affected Products

VendorProductVersions
n/aQEMUAffects v6.0.0 and above.
n/aQEMUAffects v6.0.0 and above.
alpineqemu0, 0, 0

Exploit Intelligence

Timeline

  • Aug 24, 2022 CVE Published
  • Aug 25, 2022 EPSS Score
  • Oct 10, 2022 EPSS Score
  • Nov 24, 2022 EPSS Score
  • Jan 9, 2023 EPSS Score
  • Feb 24, 2023 EPSS Score
  • Mar 7, 2023 EPSS Score
  • Apr 10, 2023 EPSS Score
  • May 26, 2023 EPSS Score
  • Jul 11, 2023 EPSS Score
  • Aug 25, 2023 EPSS Score
  • Oct 10, 2023 EPSS Score

References

  • x_refsource_MISC
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