Use After Free Affecting qemu package, versions <1:2.5+dfsg-5ubuntu10.48


Severity

Recommended
0.0
low
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-UBUNTU1604-QEMU-1014105
  • published29 Sept 2020
  • disclosed25 Sept 2020

Introduced: 25 Sep 2020

CVE-2020-25084  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 qemu to version 1:2.5+dfsg-5ubuntu10.48 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

QEMU 5.0.0 has a use-after-free in hw/usb/hcd-xhci.c because the usb_packet_map return value is not checked.

CVSS Scores

version 3.1