Integer Overflow or Wraparound Affecting qemu-project/qemu package, versions [,6.1.0)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.3% (22nd percentile)

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  • Snyk IDSNYK-UNMANAGED-QEMUPROJECTQEMU-2933523
  • published22 Jun 2022
  • disclosed22 Jun 2022
  • creditVictorV

Introduced: 22 Jun 2022

CVE-2021-3607  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade qemu-project/qemu to version 6.1.0 or higher.

Overview

Affected versions of this package are vulnerable to Integer Overflow or Wraparound when handling a PVRDMA_REG_DSRHIGH write from the guest due to missing validation. It allows a privileged guest user to make QEMU allocate a large amount of memory.

CVSS Base Scores

version 3.1