Read the docs
TI-2025-28079 Aliases CVE-2025-43374GHSA-m8wh-h4hg-8vrh

Stack-based buffer overflow in Apple iOS and iPadOS

Priority LOW 19CWE-121Published · Updated

Key facts

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

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

Summary

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.5 and iPadOS 18.5, iPadOS 17.7.7, macOS Sequoia 15.5, macOS Sonoma 14.7.3, macOS Ventura 13.7.3, tvOS 18.5, visionOS 2.5, watchOS 11.5. An attacker in physical proximity may be able to cause an out-of-bounds read in kernel memory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0021 11th percentileScored 2026-11-07
Fix Fixed iOS and iPadOS (Apple): 18.5iPadOS (Apple): 17.7.7+4 more products

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 18.518.5Patch availableCNA
AppleiPadOSbefore 17.7.717.7.7Patch availableCNA
ApplemacOSbefore 13.7.3; before 14.7.3; before 15.513.7.3, 14.7.3, 15.5Patch availableCNA
AppletvOSbefore 18.518.5Patch availableCNA
ApplevisionOSbefore 2.52.5Patch availableCNA
ApplewatchOSbefore 11.511.5Patch availableCNA
  • iOS and iPadOS VendorApple Affected before 18.5 Fixed in 18.5 Patch available CNA
  • iPadOS VendorApple Affected before 17.7.7 Fixed in 17.7.7 Patch available CNA
  • macOS VendorApple Affected before 13.7.3; before 14.7.3; before 15.5 Fixed in 13.7.3, 14.7.3, 15.5 Patch available CNA
  • tvOS VendorApple Affected before 18.5 Fixed in 18.5 Patch available CNA
  • visionOS VendorApple Affected before 2.5 Fixed in 2.5 Patch available CNA
  • watchOS VendorApple Affected before 11.5 Fixed in 11.5 Patch available CNA

CPE configurations NVD · 5

CPEVersionsRoleVendor
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*before 17.7.7; 18.0 to before 18.5VulnerableApple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 18.5VulnerableApple
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*before 13.7.3; 14.0 to before 14.7.3; 15.0 to before 15.5VulnerableApple
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*before 2.5VulnerableApple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*before 11.5VulnerableApple
  • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 17.7.7; 18.0 to before 18.5 Vulnerable ·Apple
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 18.5 Vulnerable ·Apple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions before 13.7.3; 14.0 to before 14.7.3; 15.0 to before 15.5 Vulnerable ·Apple
  • cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* Versions before 2.5 Vulnerable ·Apple
  • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 11.5 Vulnerable ·Apple

Remediation

  • Fix · CNA iOS and iPadOS (Apple) Fixed in 18.5
  • Fix · CNA iPadOS (Apple) Fixed in 17.7.7
  • Fix · CNA macOS (Apple) Fixed in 13.7.3, 14.7.3, 15.5
  • Fix · CNA tvOS (Apple) Fixed in 18.5
  • Fix · CNA visionOS (Apple) Fixed in 2.5
  • Fix · CNA watchOS (Apple) Fixed in 11.5

Fixed in the same release

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

  • Release ·

    Apple iOS and iPadOS, iPadOS 17.7.7, 18.5

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2025-22455 Improper access control in Apple iOS and iPadOSPriority LOW 12
    Show all 2 records →
  • Release ·

    Apple macOS 13.7.3, 14.7.3, 15.5

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-43374
  2. 2026-10-03 Alias added: GHSA-m8wh-h4hg-8vrh

References

Advisory 7

Other 1

  • 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

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