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TI-2025-17934 Aliases CVE-2025-24182GHSA-q556-7cxr-pm34

Out-of-bounds read in Apple iOS and iPadOS

Priority LOW 25CWE-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

An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in iOS 18.4 and iPadOS 18.4, macOS Sequoia 15.4, tvOS 18.4, visionOS 2.4, watchOS 11.4. Processing a maliciously crafted font may result in the disclosure of process memory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00294 22nd percentileScored 2026-11-07
Fix Fixed iOS and iPadOS (Apple): 18.4macOS (Apple): 15.4+3 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 18.418.4Patch availableCNA
ApplemacOSbefore 15.415.4Patch availableCNA
AppletvOSbefore 18.418.4Patch availableCNA
ApplevisionOSbefore 2.42.4Patch availableCNA
ApplewatchOSbefore 11.411.4Patch availableCNA
  • iOS and iPadOS VendorApple Affected before 18.4 Fixed in 18.4 Patch available CNA
  • macOS VendorApple Affected before 15.4 Fixed in 15.4 Patch available CNA
  • tvOS VendorApple Affected before 18.4 Fixed in 18.4 Patch available CNA
  • visionOS VendorApple Affected before 2.4 Fixed in 2.4 Patch available CNA
  • watchOS VendorApple Affected before 11.4 Fixed in 11.4 Patch available CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*before 18.4VulnerableApple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 18.4VulnerableApple
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*15.0 to before 15.4VulnerableApple
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*before 2.4VulnerableApple
  • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 18.4 Vulnerable ·Apple
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 18.4 Vulnerable ·Apple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 15.0 to before 15.4 Vulnerable ·Apple
  • cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* Versions before 2.4 Vulnerable ·Apple

Remediation

  • Fix · CNA iOS and iPadOS (Apple) Fixed in 18.4
  • Fix · CNA macOS (Apple) Fixed in 15.4
  • Fix · CNA tvOS (Apple) Fixed in 18.4
  • Fix · CNA visionOS (Apple) Fixed in 2.4
  • Fix · CNA watchOS (Apple) Fixed in 11.4

Fixed in the same release

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

  • Release ·

    Apple iOS and iPadOS 18.4

    56 records Highest priority Priority MEDIUM 15 MEDIUM, 41 LOW

    Other records, highest priority first

    • TI-2025-17978 Out-of-bounds read in Apple iOS and iPadOSPriority MEDIUM 53
    • TI-2025-17961 Uncontrolled resource consumption in Apple iOS and iPadOSPriority MEDIUM 53
    • TI-2025-17940 Uncontrolled resource consumption in Apple iOS and iPadOSPriority MEDIUM 53
    Show all 56 records →
  • Release ·

    Apple watchOS 11.4

    40 records Highest priority Priority MEDIUM 13 MEDIUM, 27 LOW

    Other records, highest priority first

    • TI-2025-17978 Out-of-bounds read in Apple iOS and iPadOSPriority MEDIUM 53
    • TI-2025-17940 Uncontrolled resource consumption in Apple iOS and iPadOSPriority MEDIUM 53
    • TI-2025-17985 Buffer overflow in Apple iOS and iPadOSPriority MEDIUM 52
    Show all 40 records →
Show 3 more groups
  • Release ·

    Apple macOS 15.4

    39 records Highest priority Priority MEDIUM 10 MEDIUM, 29 LOW

    Other records, highest priority first

    • TI-2025-17954 Information disclosure in Apple macOSPriority MEDIUM 53
    • TI-2025-21730 Improper authentication in Apple iOS and iPadOSPriority MEDIUM 51
    • TI-2025-21726 Information disclosure in Apple iOS and iPadOSPriority MEDIUM 51
    Show all 39 records →
  • Release ·

    Apple visionOS 2.4

    33 records Highest priority Priority MEDIUM 11 MEDIUM, 22 LOW

    Other records, highest priority first

    • TI-2025-17978 Out-of-bounds read in Apple iOS and iPadOSPriority MEDIUM 53
    • TI-2025-17961 Uncontrolled resource consumption in Apple iOS and iPadOSPriority MEDIUM 53
    • TI-2025-17940 Uncontrolled resource consumption in Apple iOS and iPadOSPriority MEDIUM 53
    Show all 33 records →
  • Release ·

    Apple tvOS 18.4

    31 records Highest priority Priority MEDIUM 10 MEDIUM, 21 LOW

    Other records, highest priority first

    • TI-2025-17978 Out-of-bounds read in Apple iOS and iPadOSPriority MEDIUM 53
    • TI-2025-17961 Uncontrolled resource consumption in Apple iOS and iPadOSPriority MEDIUM 53
    • TI-2025-17940 Uncontrolled resource consumption in Apple iOS and iPadOSPriority MEDIUM 53
    Show all 31 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-24182
  2. 2026-10-03 Alias added: GHSA-q556-7cxr-pm34

References

Advisory 4

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