{
  "crds_version": "0.1",
  "kind": "base",
  "id": "crds:cve-2025-43300",
  "revision": 1,
  "title": "Apple Image I/O — malicious image corrupts memory",
  "summary": "The image handling framework across iOS, iPadOS and macOS writes outside its buffer on a crafted image file, so simply processing one corrupts memory. Apple fixed it across seven release branches at once.",
  "source_type": "cve",
  "severity": "critical",
  "cvss": {
    "score": 10,
    "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
    "version": "3.1"
  },
  "epss": 0.21994,
  "exploitation": {
    "known_exploited": true,
    "exploit_available": true,
    "attack_complexity": "low",
    "kev_added": "2025-08-21",
    "prerequisites": "The device must process an attacker-supplied image; no interaction beyond receiving it."
  },
  "remediation": {
    "patch_available": true,
    "fixed_in": [
      "iOS 15.8.5",
      "iPadOS 15.8.5",
      "iOS 16.7.12",
      "iPadOS 16.7.12",
      "iOS 18.6.2",
      "iPadOS 18.6.2",
      "iPadOS 17.7.10",
      "macOS Sequoia 15.6.1",
      "macOS Sonoma 14.7.8",
      "macOS Ventura 13.7.8"
    ]
  },
  "mitre_attack": [
    "T1203"
  ],
  "kill_chain": "execution",
  "recommended_action": "Update to iOS and iPadOS 18.6.2, 17.7.10, 16.7.12 or 15.8.5, and macOS 15.6.1, 14.7.8 or 13.7.8 now; images arrive without any click.",
  "confidence": "high",
  "provenance": [
    {
      "fields": [
        "cvss",
        "exploitation.attack_complexity",
        "exploitation.exploit_available",
        "references",
        "published_at"
      ],
      "source": "https://nvd.nist.gov/vuln/detail/CVE-2025-43300",
      "retrieved_at": "2026-09-24T08:51:39.744Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "exploitation.known_exploited",
        "exploitation.kev_added"
      ],
      "source": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "retrieved_at": "2026-09-24T08:51:39.744Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "epss"
      ],
      "source": "https://api.first.org/data/v1/epss?cve=CVE-2025-43300",
      "retrieved_at": "2026-09-24T08:51:39.744Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "title",
        "summary",
        "severity",
        "remediation",
        "mitre_attack",
        "kill_chain",
        "recommended_action",
        "confidence",
        "tags",
        "exploitation.prerequisites"
      ],
      "source": "https://nvd.nist.gov/vuln/detail/CVE-2025-43300",
      "retrieved_at": "2026-09-24T08:51:39.744Z",
      "confidence": "high",
      "extractor": "claude-code"
    }
  ],
  "references": [
    {
      "type": "cve",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-43300",
      "label": "NVD record"
    },
    {
      "type": "cisa",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "label": "CISA Known Exploited Vulnerabilities catalog"
    },
    {
      "type": "vendor_advisory",
      "url": "https://support.apple.com/en-us/124925"
    },
    {
      "type": "vendor_advisory",
      "url": "https://support.apple.com/en-us/124926"
    },
    {
      "type": "vendor_advisory",
      "url": "https://support.apple.com/en-us/124927"
    }
  ],
  "published_at": "2025-08-21T01:15:36.243Z",
  "issued_at": "2026-09-24T08:51:39.744Z",
  "tags": [
    "apple",
    "image-io",
    "memory-corruption",
    "targeted-attack",
    "kev"
  ]
}