Access of Uninitialized Pointer Affecting libvirt-lock-sanlock package, versions <0:5.7.0-31.module+el8.4.0+20319+6eb4347c


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-ORACLE8-LIBVIRTLOCKSANLOCK-2600731
  • published10 Apr 2022
  • disclosed24 Feb 2022

Introduced: 24 Feb 2022

CVE-2021-3608  (opens in a new tab)
CWE-824  (opens in a new tab)

How to fix?

Upgrade Oracle:8 libvirt-lock-sanlock to version 0:5.7.0-31.module+el8.4.0+20319+6eb4347c or higher.
This issue was patched in ELSA-2021-9568.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libvirt-lock-sanlock package and not the libvirt-lock-sanlock package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device in versions prior to 6.1.0. The issue occurs while handling a "PVRDMA_REG_DSRHIGH" write from the guest and may result in a crash of QEMU or cause undefined behavior due to the access of an uninitialized pointer. The highest threat from this vulnerability is to system availability.

CVSS Scores

version 3.1