FKIE_CVE-2025-62230

Vulnerability from fkie_nvd - Published: 2025-10-30 06:15 - Updated: 2025-12-04 17:15
Summary
A flaw was discovered in the X.Org X server’s X Keyboard (Xkb) extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected clients disconnect.
References
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:19432
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:19433
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:19434
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:19435
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:19489
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:19623
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:19909
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:20958
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:20960
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:20961
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:21035
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22040
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22041
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22051
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22055
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22056
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22077
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22096
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22164
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22167
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22364
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22365
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22426
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22427
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22667
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22729
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22742
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:22753
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2025-62230
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2402653
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2025/10/28/7
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2025/10/msg00033.html
Impacted products
Vendor Product Version

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was discovered in the X.Org X server\u2019s X Keyboard (Xkb) extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected clients disconnect."
    }
  ],
  "id": "CVE-2025-62230",
  "lastModified": "2025-12-04T17:15:55.923",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.5,
        "source": "secalert@redhat.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-10-30T06:15:45.593",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:19432"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:19433"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:19434"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:19435"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:19489"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:19623"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:19909"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:20958"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:20960"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:20961"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:21035"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22040"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22041"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22051"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22055"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22056"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22077"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22096"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22164"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22167"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22364"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22365"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22426"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22427"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22667"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22729"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22742"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2025:22753"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/security/cve/CVE-2025-62230"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2402653"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2025/10/28/7"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00033.html"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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