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OESA-2026-4003 (CVE-2026-85498)

Vulnerability from osv_openeuler – Published: 2026-09-20 13:24 – Updated: 2026-09-20 13:24 – Source website
VLAI
Summary
polkit security update
Details

polkit is a toolkit for defining and handling authorizations. It is used for allowing unprivileged processes to speak to privileged processes.

Security Fix(es):

A vulnerability, which was classified as very critical, was found in Polkit. The issue is a stack-based buffer overflow in the read_cookie function, which may impact confidentiality, integrity, and availability.(CVE-2026-85498)

Severity
4.6 (Medium)
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "aarch64": [
          "polkit-123-5.oe2403sp3.aarch64.rpm",
          "polkit-debuginfo-123-5.oe2403sp3.aarch64.rpm",
          "polkit-debugsource-123-5.oe2403sp3.aarch64.rpm",
          "polkit-devel-123-5.oe2403sp3.aarch64.rpm",
          "polkit-libs-123-5.oe2403sp3.aarch64.rpm"
        ],
        "noarch": [
          "polkit-help-123-5.oe2403sp3.noarch.rpm"
        ],
        "src": [
          "polkit-123-5.oe2403sp3.src.rpm"
        ],
        "x86_64": [
          "polkit-123-5.oe2403sp3.x86_64.rpm",
          "polkit-debuginfo-123-5.oe2403sp3.x86_64.rpm",
          "polkit-debugsource-123-5.oe2403sp3.x86_64.rpm",
          "polkit-devel-123-5.oe2403sp3.x86_64.rpm",
          "polkit-libs-123-5.oe2403sp3.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:24.03-LTS-SP3",
        "name": "polkit",
        "purl": "pkg:rpm/openEuler/polkit\u0026distro=openEuler-24.03-LTS-SP3"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "123-5.oe2403sp3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "severity": "Medium"
  },
  "details": "polkit is a toolkit for defining and handling authorizations. It is used for allowing unprivileged processes to speak to privileged processes.\r\n\r\nSecurity Fix(es):\n\nA vulnerability, which was classified as very critical, was found in Polkit. The issue is a stack-based buffer overflow in the read_cookie function, which may impact confidentiality, integrity, and availability.(CVE-2026-85498)",
  "id": "OESA-2026-4003",
  "modified": "2026-09-20T13:24:02Z",
  "published": "2026-09-20T13:24:02Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4003"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-85498"
    }
  ],
  "schema_version": "1.7.2",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "polkit security update",
  "upstream": [
    "CVE-2026-85498"
  ]
}



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