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TI-2026-23151 Aliases CVE-2026-28973GHSA-q9xv-pwq9-9x39

Integer overflow in Apple iOS and iPadOS

Priority LOW 38CWE-190Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.

Summary

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, watchOS 26.6. A malicious app may be able to break out of its sandbox.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00173 6th percentileScored 2026-11-07
Fix Fixed iOS and iPadOS (Apple): 18.7.10, 26.6macOS (Apple): 14.8.8, 15.7.8, 26.6+1 more product

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

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 26.618.7.10, 26.6Patch availableCNA
ApplemacOSbefore 14.8.8; before 15.7.8; before 26.614.8.8, 15.7.8, 26.6Patch availableCNA
ApplewatchOSbefore 26.626.6Patch availableCNA
  • iOS and iPadOS VendorApple Affected before 18.7.10; before 26.6 Fixed in 18.7.10, 26.6 Patch available CNA
  • macOS VendorApple Affected before 14.8.8; before 15.7.8; before 26.6 Fixed in 14.8.8, 15.7.8, 26.6 Patch available CNA
  • watchOS VendorApple Affected before 26.6 Fixed in 26.6 Patch available CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*before 26.6VulnerableApple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 26.6VulnerableApple
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*14.0 to before 14.8.8; 15.0 to before 15.7.8; 26.0 to before 26.6VulnerableApple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*before 26.6VulnerableApple
  • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 26.6 Vulnerable ·Apple
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 26.6 Vulnerable ·Apple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 14.0 to before 14.8.8; 15.0 to before 15.7.8; 26.0 to before 26.6 Vulnerable ·Apple
  • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 26.6 Vulnerable ·Apple

Remediation

  • Fix · CNA iOS and iPadOS (Apple) Fixed in 18.7.10, 26.6
  • Fix · CNA macOS (Apple) Fixed in 14.8.8, 15.7.8, 26.6
  • Fix · CNA watchOS (Apple) Fixed in 26.6

Fixed in the same release

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

  • Release ·

    Apple macOS 14.8.8, 15.7.8, 26.6

    97 records Highest priority Priority HIGH 1 HIGH, 39 MEDIUM, 57 LOW

    Other records, highest priority first

    • TI-2026-28755 Incorrect default permissions in Apple macOSPriority HIGH 69
    • TI-2026-46307 Apple iOS and iPadOS: An app may be able to cause unexpected system terminationPriority MEDIUM 50
    • TI-2026-46306 Integer overflow in Apple iOS and iPadOSPriority MEDIUM 50
  • Release ·

    Apple watchOS 26.6

    64 records Highest priority Priority MEDIUM 23 MEDIUM, 41 LOW

    Other records, highest priority first

    • TI-2026-46261 Memory corruption in Apple iOS and iPadOSPriority MEDIUM 51
    • TI-2026-46307 Apple iOS and iPadOS: An app may be able to cause unexpected system terminationPriority MEDIUM 50
    • TI-2026-46284 Use after free in Apple iOS and iPadOSPriority MEDIUM 50
Show 1 more group
  • Release ·

    Apple iOS and iPadOS 18.7.10, 26.6

    57 records Highest priority Priority MEDIUM 19 MEDIUM, 38 LOW

    Other records, highest priority first

    • TI-2026-46261 Memory corruption in Apple iOS and iPadOSPriority MEDIUM 51
    • TI-2026-46306 Integer overflow in Apple iOS and iPadOSPriority MEDIUM 50
    • TI-2026-46303 Memory corruption in Apple iOS and iPadOSPriority MEDIUM 50

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-28973
  2. 2026-10-03 Alias added: GHSA-q9xv-pwq9-9x39

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