RHSA-2026:61340

Vulnerability from csaf_opensuse - Published: 2026-08-31 00:00 - Updated: 2026-09-16 18:47
Summary
security update for dbus-broker
Severity
Moderate
Notes
Title of the patch: security update for dbus-broker
Description of the patch: This security update provides a functional equivalent of RHSA-2026:61340. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2026:61340.
Patchnames: RHSA-2026:61340
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 10:dbus-broker-36-5.el10_2.x86_64 —
Vendor Fix
Threats
Impact moderate

{
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      "text": "Moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
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        "text": "security update for dbus-broker",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This security update provides a functional equivalent of RHSA-2026:61340.\nThe original Red Hat(R) advisory is available from the Red Hat web site at\nhttps://access.redhat.com/errata/RHSA-2026:61340.\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "RHSA-2026:61340",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
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        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/rhsa-2026_61340.json"
      },
      {
        "category": "self",
        "summary": "URL for RHSA-2026:61340",
        "url": "https://lists.suse.com/pipermail/suse-liberty-linux-updates/2026-September/007699.html"
      },
      {
        "category": "self",
        "summary": "E-Mail link for RHSA-2026:61340",
        "url": "https://lists.suse.com/pipermail/suse-liberty-linux-updates/2026-September/007699.html"
      },
      {
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        "summary": "SUSE CVE CVE-2026-16730 page",
        "url": "https://www.suse.com/security/cve/CVE-2026-16730/"
      }
    ],
    "title": "security update for dbus-broker",
    "tracking": {
      "current_release_date": "2026-09-16T18:47:46Z",
      "generator": {
        "date": "2026-08-31T00:00:00Z",
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      "id": "RHSA-2026:61340",
      "initial_release_date": "2026-08-31T00:00:00Z",
      "revision_history": [
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          "date": "2026-08-31T00:00:00Z",
          "number": "1",
          "summary": "Current version"
        },
        {
          "date": "2026-09-16T18:05:06Z",
          "number": "2",
          "summary": "unknown changes"
        },
        {
          "date": "2026-09-16T18:47:46Z",
          "number": "3",
          "summary": "unknown changes"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "dbus-broker-36-5.el10_2.x86_64",
                "product": {
                  "name": "dbus-broker-36-5.el10_2.x86_64",
                  "product_id": "dbus-broker-36-5.el10_2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/dbus-broker@36-5.el10_2?arch=x86_64\u0026upstream=dbus-broker-36-5.el10_2.src.rpm"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
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    "relationships": [
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        "full_product_name": {
          "name": "dbus-broker-36-5.el10_2.x86_64 as component of SUSE Liberty Linux 10",
          "product_id": "SUSE Liberty Linux 10:dbus-broker-36-5.el10_2.x86_64"
        },
        "product_reference": "dbus-broker-36-5.el10_2.x86_64",
        "relates_to_product_reference": "SUSE Liberty Linux 10"
      }
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  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-16730",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-16730"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A flaw was found in dbus-broker. When the process file-descriptor limit is reached, EMFILE/ENFILE errors during peer setup (notably SO_PEERPIDFD) are handled as fatal failures, causing the broker to exit. A local attacker who can open many connections to the user session bus can trigger this and deny service to the desktop session. Flatpak applications can reach the host session bus through the dbus proxy.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
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        ]
      },
      "references": [
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          "summary": "CVE-2026-16730",
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        },
        {
          "category": "external",
          "summary": "SUSE Bug 1272684 for CVE-2026-16730",
          "url": "https://bugzilla.suse.com/1272684"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Liberty Linux 10:dbus-broker-36-5.el10_2.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-08-31T00:00:00Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-16730"
    }
  ]
}



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