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FKIE_CVE-2023-43785

Vulnerability from fkie_nvd - Published: 2023-10-10 13:15 - Updated: 2026-06-17 06:26
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function. This flaw allows a local user to trigger an out-of-bounds read error and read the contents of memory on the system.
References
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:2145
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:2973
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2023-43785Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2242252Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:2145
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:2973
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/CVE-2023-43785Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2242252Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/10/msg00004.html
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20231103-0006/
Impacted products
Vendor Product Version
x.org libx11 *
redhat enterprise_linux 8.0
redhat enterprise_linux 9.0
fedoraproject fedora 38
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "collectionURL": "https://gitlab.freedesktop.org/xorg/lib/libx11",
          "defaultStatus": "unaffected",
          "packageName": "libX11",
          "versions": [
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              "version": "0",
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            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:enterprise_linux:8::appstream"
          ],
          "defaultStatus": "affected",
          "packageName": "libX11",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat",
          "versions": [
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              "status": "unaffected",
              "version": "0:1.6.8-8.el8",
              "versionType": "rpm"
            }
          ]
        },
        {
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          "cpes": [
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          ],
          "defaultStatus": "affected",
          "packageName": "libX11",
          "product": "Red Hat Enterprise Linux 9",
          "vendor": "Red Hat",
          "versions": [
            {
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              "status": "unaffected",
              "version": "0:1.7.0-9.el9",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:6"
          ],
          "defaultStatus": "unknown",
          "packageName": "libX11",
          "product": "Red Hat Enterprise Linux 6",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:7"
          ],
          "defaultStatus": "unknown",
          "packageName": "libX11",
          "product": "Red Hat Enterprise Linux 7",
          "vendor": "Red Hat"
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
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              "matchCriteriaId": "52C64065-5AE9-463F-9500-CEBE3BA0C275",
              "versionEndExcluding": "1.8.7",
              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
        }
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    },
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              "vulnerable": true
            },
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            }
          ],
          "negate": false,
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function. This flaw allows a local user to trigger an out-of-bounds read error and read the contents of memory on the system."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 una vulnerabilidad en libX11 debido a una condici\u00f3n de los l\u00edmite dentro de la funci\u00f3n _XkbReadKeySyms(). Esta falla permite a un usuario local desencadenar un error de lectura fuera de los l\u00edmites y leer el contenido de la memoria del sistema."
    }
  ],
  "id": "CVE-2023-43785",
  "lastModified": "2026-06-17T06:26:26.087",
  "metrics": {
    "cvssMetricV31": [
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          "baseScore": 6.5,
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          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
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          "confidentialityImpact": "HIGH",
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
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          "options": [
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            {
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          "role": "CISA Coordinator",
          "timestamp": "2024-04-25T15:44:16.523489Z",
          "version": "2.0.3"
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  "published": "2023-10-10T13:15:21.877",
  "references": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "value": "CWE-787"
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      "source": "secalert@redhat.com",
      "type": "Secondary"
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          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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