rhsa-2024_4620
Vulnerability from csaf_redhat
Published
2024-07-18 14:05
Modified
2024-09-16 20:34
Summary
Red Hat Security Advisory: libndp security update

Notes

Topic
An update for libndp is now available for Red Hat Enterprise Linux 8. 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
Libndp is a library (used by NetworkManager) that provides a wrapper for the IPv6 Neighbor Discovery Protocol. It also provides a tool named ndptool for sending and receiving NDP messages. Security Fix(es): * libndp: buffer overflow in route information length field (CVE-2024-5564) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer 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.


To clipboard 

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        "name": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)"
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      "notes": [
        {
          "category": "description",
          "text": "A vulnerability was found in libndp. This flaw allows a local malicious user to cause a buffer overflow in NetworkManager, triggered by sending a malformed IPv6 router advertisement packet. This issue occurred as libndp was not correctly validating the route length information.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "libndp: buffer overflow in route information length field",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Red Hat rates this as an Important severity, as a local attacker may gain enough information to jeopardize the environment\u0027s confidentiality, integrity and availability.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
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      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2024-5564"
        },
        {
          "category": "external",
          "summary": "RHBZ#2284122",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2284122"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2024-5564",
          "url": "https://www.cve.org/CVERecord?id=CVE-2024-5564"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-5564",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-5564"
        }
      ],
      "release_date": "2024-05-31T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing this update, all running applications using libndp (for example, Network Manager) must be restarted for this update to take effect.",
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          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2024:4620"
        },
        {
          "category": "workaround",
          "details": "Currently there is no mitigation available for this vulnerability.  Please make sure to update as the fixes become available.",
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      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
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      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "libndp: buffer overflow in route information length field"
    }
  ]
}


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