Access of Uninitialized Pointer Affecting qemu-system-aarch64 package, versions <15:4.2.1-11.el7


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-ORACLE7-QEMUSYSTEMAARCH64-2599908
  • 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:7 qemu-system-aarch64 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-system-aarch64 package and not the qemu-system-aarch64 package as distributed by Oracle. See How to fix? for Oracle:7 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