Use After Free Affecting dnsmasq-utils package, versions <0:2.76-17.0.1.el7_9.3


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.16% (53rd percentile)

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  • Snyk IDSNYK-ORACLE7-DNSMASQUTILS-6035180
  • published16 Nov 2022
  • disclosed29 Aug 2022

Introduced: 29 Aug 2022

CVE-2022-0934  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:7 dnsmasq-utils to version 0:2.76-17.0.1.el7_9.3 or higher.
This issue was patched in ELSA-2023-12945.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dnsmasq-utils package and not the dnsmasq-utils package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq. This flaw allows an attacker who sends a crafted packet processed by dnsmasq, potentially causing a denial of service.

CVSS Scores

version 3.1