usn-8167-1
Vulnerability from osv_ubuntu
Published
2026-04-13 12:07
Modified
2026-04-27 14:11
Summary
xdg-dbus-proxy vulnerability
Details

It was discovered that xdg-dbus-proxy incorrectly handled eavesdropping in policy rules. A local attacker could possibly use this issue to intercept certain D-Bus messages.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2026-34080",
              "severity": [
                {
                  "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
                  "type": "CVSS_V4"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:22.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "xdg-dbus-proxy",
            "binary_version": "0.1.3-1ubuntu0.1"
          },
          {
            "binary_name": "xdg-dbus-proxy-tests",
            "binary_version": "0.1.3-1ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "xdg-dbus-proxy",
        "purl": "pkg:deb/ubuntu/xdg-dbus-proxy@0.1.3-1ubuntu0.1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.1.3-1ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.2-2build1",
        "0.1.3-1"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2026-34080",
              "severity": [
                {
                  "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
                  "type": "CVSS_V4"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:24.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "xdg-dbus-proxy",
            "binary_version": "0.1.5-1ubuntu0.2"
          },
          {
            "binary_name": "xdg-dbus-proxy-tests",
            "binary_version": "0.1.5-1ubuntu0.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "xdg-dbus-proxy",
        "purl": "pkg:deb/ubuntu/xdg-dbus-proxy@0.1.5-1ubuntu0.2?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.1.5-1ubuntu0.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.5-1",
        "0.1.5-1build1",
        "0.1.5-1build2",
        "0.1.5-1ubuntu0.1"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2026-34080",
              "severity": [
                {
                  "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
                  "type": "CVSS_V4"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:25.10"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "xdg-dbus-proxy",
            "binary_version": "0.1.6-1ubuntu0.1"
          },
          {
            "binary_name": "xdg-dbus-proxy-tests",
            "binary_version": "0.1.6-1ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "xdg-dbus-proxy",
        "purl": "pkg:deb/ubuntu/xdg-dbus-proxy@0.1.6-1ubuntu0.1?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.1.6-1ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.6-1"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that xdg-dbus-proxy incorrectly handled eavesdropping\nin policy rules. A local attacker could possibly use this issue to\nintercept certain D-Bus messages.",
  "id": "USN-8167-1",
  "modified": "2026-04-27T14:11:51Z",
  "published": "2026-04-13T12:07:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-8167-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-34080"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "xdg-dbus-proxy vulnerability",
  "upstream": [
    "UBUNTU-CVE-2026-34080"
  ]
}



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