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intel-ucode — security advisory

Type: advisorySources: OSVAdvisory ID: ALPINE-CVE-2023-43758

Improper input validation in UEFI firmware for some Intel(R) processors may allow a privileged user to potentially enable escalation of privilege via local access.

Products
intel-ucode
Affected versions
Not specified
Fixed versions
20250211-r0
CVEs
CVE-2023-43758
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 15:00 UTC · Revision 1

Source evidence

ALPINE-CVE-2023-43758

core-osv · Original source

Published 12 Feb 2025, 22:15 UTC

Improper input validation in UEFI firmware for some Intel(R) processors may allow a privileged user to potentially enable escalation of privilege via local access.

osv:ALPINE-CVE-2023-43758

intel-ucode

Fixed versions: 20250211-r0

intel-ucode

Fixed versions: 20250211-r0

intel-ucode

Fixed versions: 20250211-r0

intel-ucode

Fixed versions: 20250211-r0

intel-ucode

Fixed versions: 20250211-r0

intel-ucode

Fixed versions: 20250211-r0

intel-ucode

Fixed versions: 20250211-r0

Complete source record
{
  "id": "4ea414a13748afa447fadf48872866e7232419a655b03d2d67a319318b0e7a9e",
  "url": "https://osv.dev/vulnerability/ALPINE-CVE-2023-43758",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ALPINE-CVE-2023-43758",
    "summary": "Improper input validation in UEFI firmware for some Intel(R) processors may allow a privileged user to potentially enable escalation of privilege via local access.",
    "evidence": "osv:ALPINE-CVE-2023-43758",
    "products": [
      {
        "name": {
          "value": "intel-ucode",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "20250211-r0",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "intel-ucode",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "20250211-r0",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "intel-ucode",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "20250211-r0",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "intel-ucode",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "20250211-r0",
            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "intel-ucode",
          "evidence": "/affected/4/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "20250211-r0",
            "evidence": "/affected/4/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "intel-ucode",
          "evidence": "/affected/5/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "20250211-r0",
            "evidence": "/affected/5/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "intel-ucode",
          "evidence": "/affected/6/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "20250211-r0",
            "evidence": "/affected/6/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "ALPINE-CVE-2023-43758",
      "aliases": [
        "ALPINE-CVE-2023-43758"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "20250211-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "intel-ucode",
            "purl": "pkg:apk/alpine/intel-ucode?arch=source",
            "ecosystem": "Alpine:v3.18"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-43758.json"
          },
          "ecosystem_specific": {}
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "20250211-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "intel-ucode",
            "purl": "pkg:apk/alpine/intel-ucode?arch=source",
            "ecosystem": "Alpine:v3.19"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-43758.json"
          },
          "ecosystem_specific": {}
        },
        {
          "ranges": [
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              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "20250211-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "intel-ucode",
            "purl": "pkg:apk/alpine/intel-ucode?arch=source",
            "ecosystem": "Alpine:v3.20"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-43758.json"
          },
          "ecosystem_specific": {}
        },
        {
          "ranges": [
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              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "20250211-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "intel-ucode",
            "purl": "pkg:apk/alpine/intel-ucode?arch=source",
            "ecosystem": "Alpine:v3.21"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-43758.json"
          },
          "ecosystem_specific": {}
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "20250211-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "intel-ucode",
            "purl": "pkg:apk/alpine/intel-ucode?arch=source",
            "ecosystem": "Alpine:v3.22"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-43758.json"
          },
          "ecosystem_specific": {}
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "20250211-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "intel-ucode",
            "purl": "pkg:apk/alpine/intel-ucode?arch=source",
            "ecosystem": "Alpine:v3.23"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-43758.json"
          },
          "ecosystem_specific": {}
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "20250211-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "intel-ucode",
            "purl": "pkg:apk/alpine/intel-ucode?arch=source",
            "ecosystem": "Alpine:v3.24"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-43758.json"
          },
          "ecosystem_specific": {}
        }
      ],
      "modified": "2026-10-26T17:17:58.643483142Z",
      "provider": "osv",
      "upstream": [
        "CVE-2023-43758"
      ],
      "references": [
        "https://security.alpinelinux.org/vuln/CVE-2023-43758"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2023-43758",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 454504,
  "published_at": "2025-02-12T22:15:30.153+00:00"
}