HarborGuard / CVE
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HIGHCVE-2026-43661Published Modified CNA apple

CVE-2026-43661: A buffer overflow issue was addressed with improved memory handling

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.

Metrics

CVSS v3.1
7.5
Severity
HIGH
Fixed in
26.5
Affected Products
4

Fix available

26.5
Affected packages
  • Apple / iOS and iPadOS
    < 26.5 (from 0)
  • Apple / macOS
    < 26.5 (from 0)
  • Apple / tvOS
    < 26.5 (from 0)
  • Apple / watchOS
    < 26.5 (from 0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References