FKIE_CVE-2026-43661

Vulnerability from fkie_nvd - Published: 2026-05-11 21:19 - Updated: 2026-05-12 17:51
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, watchOS 26.5. Processing a maliciously crafted image may corrupt process memory.
References
product-security@apple.comhttps://support.apple.com/en-us/127110Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/127115Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/127118Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/127119Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
apple ipados *
apple iphone_os *
apple macos *
apple tvos *
apple watchos *
To clipboard 

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              "criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9D9FC2C4-7A7C-4330-A226-255428A5D18E",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, watchOS 26.5. Processing a maliciously crafted image may corrupt process memory."
    }
  ],
  "id": "CVE-2026-43661",
  "lastModified": "2026-05-12T17:51:34.147",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
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        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
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  "published": "2026-05-11T21:19:01.823",
  "references": [
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      "source": "product-security@apple.com",
      "tags": [
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  "vulnStatus": "Analyzed",
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}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.