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Buffer overflow in Apple iOS, iPadOS, macOS and visionOS

Priority LOW 25CWE-120Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · Low · Low
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

Apple iOS and iPadOS before 26.7.2 and before 27.2, macOS before 26.7.2 and before 27.2, and visionOS before 27.2 are affected. A buffer copy without a size check (CWE-120) lets processing a maliciously crafted image corrupt process memory. A user must process the crafted image for the flaw to be triggered.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

Description from the CNA

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, macOS Tahoe 26.7.2, visionOS 27.2. Processing a maliciously crafted image may corrupt process memory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00413 35th percentileScored 2026-11-07
Fix Fixed iOS and iPadOS (Apple): 26.7.2, 27.2macOS (Apple): 26.7.2, 27.2+1 more product

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AppleiOS and iPadOSbefore 26.7.2; before 27.226.7.2, 27.2Patch availableCNA
ApplemacOSbefore 26.7.2; before 27.226.7.2, 27.2Patch availableCNA
ApplevisionOSbefore 27.227.2Patch availableCNA
  • iOS and iPadOS VendorApple Affected before 26.7.2; before 27.2 Fixed in 26.7.2, 27.2 Patch available CNA
  • macOS VendorApple Affected before 26.7.2; before 27.2 Fixed in 26.7.2, 27.2 Patch available CNA
  • visionOS VendorApple Affected before 27.2 Fixed in 27.2 Patch available CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*before 26.7.2; 27.0 to before 27.2VulnerableApple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 26.7.2; 27.0 to before 27.2VulnerableApple
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*26.0 to before 26.7.2; 27.0 to before 27.2VulnerableApple
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*before 27.2VulnerableApple
  • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 26.7.2; 27.0 to before 27.2 Vulnerable ·Apple
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 26.7.2; 27.0 to before 27.2 Vulnerable ·Apple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 26.0 to before 26.7.2; 27.0 to before 27.2 Vulnerable ·Apple
  • cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* Versions before 27.2 Vulnerable ·Apple

Remediation

Install iOS and iPadOS 26.7.2 or 27.2, macOS Tahoe 26.7.2 or macOS Golden Gate 27.2, and visionOS 27.2.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

  • Fix · CNA iOS and iPadOS (Apple) Fixed in 26.7.2, 27.2
  • Fix · CNA macOS (Apple) Fixed in 26.7.2, 27.2
  • Fix · CNA visionOS (Apple) Fixed in 27.2

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Apple visionOS 27.2

    124 records Highest priority Priority MEDIUM 34 MEDIUM, 90 LOW

    Other records, highest priority first

    • TI-2026-80879 Apple iOS, macOS and visionOS flaw allows WebContent sandbox escapePriority MEDIUM 51
    • TI-2026-80671 Sandbox escape in Apple Safari and other Apple platformsPriority MEDIUM 50
    • TI-2026-80785 Use-after-free in Apple iOS, iPadOS, macOS and other systemsPriority MEDIUM 48
  • Release ·

    Apple iOS and iPadOS 26.7.2, 27.2

    118 records Highest priority Priority MEDIUM 28 MEDIUM, 90 LOW

    Other records, highest priority first

    • TI-2026-80879 Apple iOS, macOS and visionOS flaw allows WebContent sandbox escapePriority MEDIUM 51
    • TI-2026-80785 Use-after-free in Apple iOS, iPadOS, macOS and other systemsPriority MEDIUM 48
    • TI-2026-80867 Resource exhaustion in Apple iOS, iPadOS, macOS and visionOSPriority MEDIUM 41
Show 1 more group
  • Release ·

    Apple macOS 26.7.2, 27.2

    17 records Highest priority Priority MEDIUM 4 MEDIUM, 13 LOW

    Other records, highest priority first

    • TI-2026-80616 Memory handling flaw in Apple macOS lets apps crash the systemPriority MEDIUM 46
    • TI-2026-80871 Improper input validation in Apple iOS, macOS, visionOS and watchOSPriority MEDIUM 40
    • TI-2026-80649 Out-of-bounds read in Apple iOS, iPadOS and macOS causes system crashPriority MEDIUM 40

Timeline

  1. 2026-10-26 Threatist record created from CVE-2026-112488
  2. 2026-10-27 Alias added: GHSA-x5wj-5jp6-p24r
  3. 2026-11-04 CVSS score added · CISA ADP
  4. 2026-11-04 Weakness changed · CISA ADP
  5. 2026-11-04 CISA SSVC decision points changed

References

  • TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
  • TI-2022-06854 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
See all 2382 →

Sources