Use of Uninitialized Resource Affecting qemu-hw-display-virtio-gpu-pci package, versions <5.2.0-20.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-SLES153-QEMUHWDISPLAYVIRTIOGPUPCI-2671547
  • published14 Apr 2022
  • disclosed30 Jun 2021

Introduced: 30 Jun 2021

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

How to fix?

Upgrade SLES:15.3 qemu-hw-display-virtio-gpu-pci to version 5.2.0-20.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-hw-display-virtio-gpu-pci package and not the qemu-hw-display-virtio-gpu-pci package as distributed by SLES. See How to fix? for SLES:15.3 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