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TI-2021-11269 Aliases CVE-2021-30902

Use after free in Apple iOS and iPadOS

Priority LOW 34CWE-416Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.

Summary

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.

Why it matters now

EPSS 0.00434 37th percentileScored 2026-11-07
Fix Fixed iOS and iPadOS (Apple): 15.1, 14.8

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
AppleiOS and iPadOSbefore 15.115.1Patch availableCNA
AppleiOS and iPadOSbefore 14.814.8Patch availableCNA
  • iOS and iPadOS VendorApple Affected before 15.1 Fixed in 15.1 Patch available CNA
  • iOS and iPadOS VendorApple Affected before 14.8 Fixed in 14.8 Patch available CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*before 14.8.1VulnerableApple
cpe:2.3:o:apple:ipados:15.0:*:*:*:*:*:*:*15.0VulnerableApple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 14.8.1VulnerableApple
cpe:2.3:o:apple:iphone_os:15.0:*:*:*:*:*:*:*15.0VulnerableApple
  • cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* Versions before 14.8.1 Vulnerable ·Apple
  • cpe:2.3:o:apple:ipados:15.0:*:*:*:*:*:*:* Versions 15.0 Vulnerable ·Apple
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 14.8.1 Vulnerable ·Apple
  • cpe:2.3:o:apple:iphone_os:15.0:*:*:*:*:*:*:* Versions 15.0 Vulnerable ·Apple

Remediation

  • Fix · CNA iOS and iPadOS (Apple) Fixed in 15.1
  • Fix · CNA iOS and iPadOS (Apple) Fixed in 14.8

Fixed in the same release

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

  • Release ·

    Apple iOS and iPadOS 15.1

    21 records Highest priority Priority CRITICAL 1 CRITICAL, 1 MEDIUM, 19 LOW

    Other records, highest priority first

    • TI-2021-11267 Out-of-bounds write in Apple iOS and iPadOSPriority CRITICAL 93
    • TI-2021-11258 Buffer overflow in Apple iOS and iPadOSPriority MEDIUM 42
    • TI-2021-11286 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
    Show all 21 records →
  • Release ·

    Apple iOS and iPadOS 14.8

    12 records Highest priority Priority CRITICAL 2 CRITICAL, 1 MEDIUM, 9 LOW

    Other records, highest priority first

    • TI-2021-11267 Out-of-bounds write in Apple iOS and iPadOSPriority CRITICAL 93
    • TI-2021-11253 Out-of-bounds write in Apple iOS and iPadOSPriority CRITICAL 93
    • TI-2021-11224 Type confusion in Apple iOS and iPadOSPriority MEDIUM 41
    Show all 12 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-30902

References

Other 2

  • TI-2022-06888 Use after free in Apple Safari CVSS 3.1HIGH 8.8
  • TI-2022-06876 Out-of-bounds write in Apple Safari CVSS 3.1HIGH 8.8
  • TI-2024-15360 Incorrect authorization in Apple iOS and iPadOS CVSS 3.1CRITICAL 9.1
  • TI-2021-01529 Apple iOS and iPadOS: A remote attacker may be able to cause unexpected application… CVSS 3.1CRITICAL 9.8
  • TI-2021-01509 Out-of-bounds write in Apple iOS and iPadOS CVSS 3.1CRITICAL 9.8
  • TI-2021-01508 Out-of-bounds write in Apple iOS and iPadOS CVSS 3.1CRITICAL 9.8
See all 88 →

Sources

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