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CVE-2026-43803

🗓️ 27 Jul 2026 20:14:02Reported by appleType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

CVE-2026-43803 fixes out-of-bounds write with improved bounds checking; remote attackers may terminate the system.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Apple
About the security content of macOS Sequoia 15.7.8
27 Jul 202600:00
apple
Apple
About the security content of visionOS 26.6
27 Jul 202600:00
apple
Apple
About the security content of tvOS 26.6
27 Jul 202600:00
apple
Apple
About the security content of watchOS 26.6
27 Jul 202600:00
apple
Apple
About the security content of macOS Sonoma 14.8.8
27 Jul 202600:00
apple
CVE
CVE-2026-43803
27 Jul 202620:14
cve
EUVD
EUVD-2026-49562
27 Jul 202620:14
euvd
NVD
CVE-2026-43803
27 Jul 202621:17
nvd
Positive Technologies
PT-2026-65195
27 Jul 202600:00
ptsecurity
[
  {
    "vendor": "Apple",
    "product": "iOS and iPadOS",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "26.6",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "macOS",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "14.8.8",
        "versionType": "custom"
      },
      {
        "version": "0",
        "status": "affected",
        "lessThan": "15.7.8",
        "versionType": "custom"
      },
      {
        "version": "0",
        "status": "affected",
        "lessThan": "26.6",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "tvOS",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "26.6",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "visionOS",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "26.6",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "watchOS",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "26.6",
        "versionType": "custom"
      }
    ]
  }
]

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