Insufficient Granularity of Access Control Affecting qemu-project/qemu package, versions [,4.1.0-rc3)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-UNMANAGED-QEMUPROJECTQEMU-3006884
  • published26 Jan 2022
  • disclosed3 Jul 2019
  • creditUnknown

Introduced: 3 Jul 2019

CVE-2019-13164  (opens in a new tab)
CWE-1220  (opens in a new tab)

How to fix?

Upgrade qemu-project/qemu to version 4.1.0-rc3 or higher.

Overview

Affected versions of this package are vulnerable to Insufficient Granularity of Access Control qemu-bridge-helper.c in QEMU 3.1 and 4.0.0 does not ensure that a network interface name (obtained from bridge.conf or a --br=bridge option) is limited to the IFNAMSIZ size, which can lead to an ACL bypass.

CVSS Base Scores

version 3.1