FKIE_CVE-2025-62231

Vulnerability from fkie_nvd - Published: 2025-10-30 05:15 - Updated: 2025-12-04 17:15
Summary
A flaw was identified in the X.Org X server’s X Keyboard (Xkb) extension where improper bounds checking in the XkbSetCompatMap() function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a crash.
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-2025-62231
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2402660
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 identified in the X.Org X server\u2019s X Keyboard (Xkb) extension where improper bounds checking in the XkbSetCompatMap() function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a crash."
    }
  ],
  "id": "CVE-2025-62231",
  "lastModified": "2025-12-04T17:15:56.163",
  "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": "2025-10-30T05:15:39.120",
  "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-2025-62231"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2402660"
    },
    {
      "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-190"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    }
  ]
}


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