Reachable Assertion Affecting qemu-img package, versions <15:4.2.0-48.module+el8.4.0+20158+f6690737


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-ORACLE8-QEMUIMG-2585592
  • published10 Apr 2022
  • disclosed2 Dec 2020

Introduced: 2 Dec 2020

CVE-2020-25723  (opens in a new tab)
CWE-617  (opens in a new tab)

How to fix?

Upgrade Oracle:8 qemu-img to version 15:4.2.0-48.module+el8.4.0+20158+f6690737 or higher.
This issue was patched in ELSA-2021-1762.

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:8 relevant fixed versions and status.

A reachable assertion issue was found in the USB EHCI emulation code of QEMU. It could occur while processing USB requests due to missing handling of DMA memory map failure. A malicious privileged user within the guest may abuse this flaw to send bogus USB requests and crash the QEMU process on the host, resulting in a denial of service.

CVSS Scores

version 3.1