Use of Uninitialized Resource Affecting virt:8.2/qemu-kvm-block-rbd package, versions *


Severity

Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-RHEL8-VIRT-4438830
  • published1 Nov 2021
  • disclosed4 May 2021

Introduced: 4 May 2021

CVE-2021-3545  (opens in a new tab)
CWE-908  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 virt:8.2/qemu-kvm-block-rbd.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:8.2/qemu-kvm-block-rbd package and not the virt:8.2/qemu-kvm-block-rbd package as distributed by RHEL. See How to fix? for RHEL:8 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