Use of Uninitialized Resource Affecting qemu-img package, versions <15:4.2.1-11.el7


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-ORACLE7-QEMUIMG-2600797
  • published10 Apr 2022
  • disclosed2 Jun 2021

Introduced: 2 Jun 2021

CVE-2021-3545  (opens in a new tab)
CWE-908  (opens in a new tab)

How to fix?

Upgrade Oracle:7 qemu-img to version 15:4.2.1-11.el7 or higher.
This issue was patched in ELSA-2021-9425.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-img package and not the qemu-img package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

An information disclosure vulnerability was found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU in versions up to and including 6.0. The flaw exists in virgl_cmd_get_capset_info() in contrib/vhost-user-gpu/virgl.c and could occur due to the read of uninitialized memory. A malicious guest could exploit this issue to leak memory from the host.

CVSS Scores

version 3.1