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TI-2026-31829 Aliases CVE-2026-43738GHSA-mvxm-m976-r6c2

Out-of-bounds read in Apple iOS and iPadOS

Priority LOW 24CWE-125Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.

Summary

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8. Processing a maliciously crafted asset catalog may result in disclosure of process memory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00166 5th percentileScored 2026-11-07
Fix Fixed iOS and iPadOS (Apple): 18.7.10, 27macOS (Apple): 14.8.8, 15.7.8, 27

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 18.7.10; before 2718.7.10, 27Patch availableCNA
ApplemacOSbefore 14.8.8; before 15.7.8; before 2714.8.8, 15.7.8, 27Patch availableCNA
  • iOS and iPadOS VendorApple Affected before 18.7.10; before 27 Fixed in 18.7.10, 27 Patch available CNA
  • macOS VendorApple Affected before 14.8.8; before 15.7.8; before 27 Fixed in 14.8.8, 15.7.8, 27 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*14.0 to before 14.8.8; 15.0 to before 15.7.8VulnerableApple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 14.0 to before 14.8.8; 15.0 to before 15.7.8 Vulnerable ·Apple

Remediation

  • Fix · CNA iOS and iPadOS (Apple) Fixed in 18.7.10, 27
  • Fix · CNA macOS (Apple) Fixed in 14.8.8, 15.7.8, 27

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-43738
  2. 2026-10-03 Alias added: GHSA-mvxm-m976-r6c2

References

Advisory 2

Other 3

  • TI-2026-46583 Improper authentication in Apple macOS KEVCVSS 3.1CRITICAL 9.8
  • 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
See all 3490 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences