rhsa-2024_2981
Vulnerability from csaf_redhat
Published
2024-05-22 10:06
Modified
2024-11-06 05:52
Summary
Red Hat Security Advisory: frr security update

Notes

Topic
An update for frr is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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
FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD. Security Fix(es): * frr: missing length check in bgp_attr_psid_sub() can lead do DoS (CVE-2023-31490) * frr: processes invalid NLRIs if attribute length is zero (CVE-2023-41358) * frr: NULL pointer dereference in bgp_nlri_parse_flowspec() in bgpd/bgp_flowspec.c (CVE-2023-41909) * frr: mishandled malformed data leading to a crash (CVE-2023-46752) * frr: crafted BGP UPDATE message leading to a crash (CVE-2023-46753) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.10 Release Notes linked from 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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          "category": "description",
          "text": "A flaw was found in frr that may allow a remote attacker to cause a denial of service via the bgp_attr_psid_sub function.",
          "title": "Vulnerability description"
        },
        {
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          "text": "frr: missing length check in bgp_attr_psid_sub() can lead do DoS",
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          "text": "A data mishandling vulnerability was found in FRRouting. A malformed MP_REACH_NLRI data can lead to a crash, resulting in a denial of service.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "frr: mishandled malformed data leading to a crash",
          "title": "Vulnerability summary"
        },
        {
          "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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          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2023-46752"
        },
        {
          "category": "external",
          "summary": "RHBZ#2246379",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2246379"
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        {
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          "summary": "https://www.cve.org/CVERecord?id=CVE-2023-46752",
          "url": "https://www.cve.org/CVERecord?id=CVE-2023-46752"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2023-46752",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-46752"
        },
        {
          "category": "external",
          "summary": "https://github.com/FRRouting/frr/pull/14645/commits/b08afc81c60607a4f736f418f2e3eb06087f1a35",
          "url": "https://github.com/FRRouting/frr/pull/14645/commits/b08afc81c60607a4f736f418f2e3eb06087f1a35"
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      ],
      "release_date": "2023-10-26T00:00:00+00:00",
      "remediations": [
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          "date": "2024-05-22T10:06:03+00:00",
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          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2024:2981"
        },
        {
          "category": "workaround",
          "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.",
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          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
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          "details": "Moderate"
        }
      ],
      "title": "frr: mishandled malformed data leading to a crash"
    },
    {
      "cve": "CVE-2023-46753",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2023-10-26T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2246381"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in FRRouting. A crash can occur for a crafted BGP UPDATE message without mandatory attributes (for example, one with only an unknown transit attribute).",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "frr: crafted BGP UPDATE message leading to a crash",
          "title": "Vulnerability summary"
        },
        {
          "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"
        }
      ],
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          "url": "https://access.redhat.com/security/cve/CVE-2023-46753"
        },
        {
          "category": "external",
          "summary": "RHBZ#2246381",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2246381"
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        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2023-46753",
          "url": "https://www.cve.org/CVERecord?id=CVE-2023-46753"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2023-46753",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-46753"
        },
        {
          "category": "external",
          "summary": "https://github.com/FRRouting/frr/pull/14645/commits/d8482bf011cb2b173e85b65b4bf3d5061250cdb9",
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            "privilegesRequired": "NONE",
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            "userInteraction": "NONE",
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      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "frr: crafted BGP UPDATE message leading to a crash"
    }
  ]
}


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