Improper Input Validation Affecting dnsmasq-debuginfo package, versions <0:2.90-7.el10_2


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.58% (46th percentile)

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  • Snyk IDSNYK-CENTOS10-DNSMASQDEBUGINFO-16769019
  • published20 May 2026
  • disclosed9 May 2026

Introduced: 9 May 2026

CVE-2026-4893  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Centos:10 dnsmasq-debuginfo to version 0:2.90-7.el10_2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dnsmasq-debuginfo package and not the dnsmasq-debuginfo package as distributed by Centos. See How to fix? for Centos:10 relevant fixed versions and status.

An information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks via a crafted DNS packet with RFC 7871 client subnet information.

CVSS Base Scores

version 3.1