rhsa-2024_1334
Vulnerability from csaf_redhat
Published
2024-03-14 15:29
Modified
2024-12-12 14:17
Summary
Red Hat Security Advisory: dnsmasq security update

Notes

Topic
An update for dnsmasq is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The dnsmasq packages contain Dnsmasq, a lightweight DNS (Domain Name Server) forwarder and DHCP (Dynamic Host Configuration Protocol) server. Security Fix(es): * dnsmasq: bind9: KeyTrap - Extreme CPU consumption in DNSSEC validator (CVE-2023-50387) * dnsmasq: bind9: Preparing an NSEC3 closest encloser proof can exhaust CPU resources (CVE-2023-50868) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2023-50868"
        },
        {
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          "summary": "RHBZ#2263917",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2263917"
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        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2023-50868",
          "url": "https://www.cve.org/CVERecord?id=CVE-2023-50868"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2023-50868",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-50868"
        },
        {
          "category": "external",
          "summary": "https://blog.powerdns.com/2024/02/13/powerdns-recursor-4-8-6-4-9-3-5-0-2-released",
          "url": "https://blog.powerdns.com/2024/02/13/powerdns-recursor-4-8-6-4-9-3-5-0-2-released"
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          "url": "https://kb.isc.org/docs/cve-2023-50868"
        },
        {
          "category": "external",
          "summary": "https://www.knot-resolver.cz/2024-02-13-knot-resolver-5.7.1.html",
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            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
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      "threats": [
        {
          "category": "impact",
          "details": "Important"
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      ],
      "title": "bind9: Preparing an NSEC3 closest encloser proof can exhaust CPU resources"
    }
  ]
}


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