TI-2019-06229 Aliases CVE-2019-8662 GHSA-v448-6mjx-mr34

Use after free in Apple iOS

MEDIUM 54CWE-416Published 2019-12-18 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
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

This issue was addressed with improved checks. This issue is fixed in iOS 12.4, macOS Mojave 10.14.6, tvOS 12.4, watchOS 5.3. An attacker may be able to trigger a use-after-free in an application deserializing an untrusted NSDictionary.

Why it matters now

EPSS 0.09776 95th percentileScored 2026-11-07

Fix Fixed iOS (Apple): iOS 12.4macOS (Apple): macOS Mojave 10.14.6+2 more products

SSVC decision points

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

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Apple	iOS	before iOS 12.4	iOS 12.4	Patch available	CNA
Apple	macOS	before macOS Mojave 10.14.6	macOS Mojave 10.14.6	Patch available	CNA
Apple	tvOS	before tvOS 12.4	tvOS 12.4	Patch available	CNA
Apple	watchOS	before watchOS 5.3	watchOS 5.3	Patch available	CNA

iOS VendorApple Affected before iOS 12.4 Fixed in iOS 12.4 Patch available CNA
macOS VendorApple Affected before macOS Mojave 10.14.6 Fixed in macOS Mojave 10.14.6 Patch available CNA
tvOS VendorApple Affected before tvOS 12.4 Fixed in tvOS 12.4 Patch available CNA
watchOS VendorApple Affected before watchOS 5.3 Fixed in watchOS 5.3 Patch available CNA

CPE configurations NVD · 4

CPE	Versions	Role	Vendor
cpe:2.3:o:apple:iphone_os::::::::	before 12.4	Vulnerable	Apple
cpe:2.3:o:apple:mac_os_x::::::::	before 10.14.6	Vulnerable	Apple
cpe:2.3:o:apple:tvos::::::::	before 12.4	Vulnerable	Apple
cpe:2.3:o:apple:watchos::::::::	before 5.3	Vulnerable	Apple

cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 12.4 Vulnerable ·Apple
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions before 10.14.6 Vulnerable ·Apple
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 12.4 Vulnerable ·Apple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 5.3 Vulnerable ·Apple

Remediation

Fix · CNA iOS (Apple) Fixed in iOS 12.4
Fix · CNA macOS (Apple) Fixed in macOS Mojave 10.14.6
Fix · CNA tvOS (Apple) Fixed in tvOS 12.4
Fix · CNA watchOS (Apple) Fixed in watchOS 5.3

Fixed in the same release

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

Release · 2019-12-18
Apple macOS macOS Mojave 10.14.6
37 records Highest priority Priority MEDIUM 25 MEDIUM, 12 LOW
Other records, highest priority first
- TI-2019-06227 Out-of-bounds write in Apple iOSPriority MEDIUM 57
- TI-2019-06228 Use after free in Apple macOSPriority MEDIUM 55
- TI-2019-06256 Out-of-bounds write in Apple iOSPriority MEDIUM 53
Show all 37 records →
Release · 2019-12-18
Apple iOS iOS 12.4
33 records Highest priority Priority MEDIUM 25 MEDIUM, 8 LOW
Other records, highest priority first
- TI-2019-06227 Out-of-bounds write in Apple iOSPriority MEDIUM 57
- TI-2019-06219 Use after free in Apple iOSPriority MEDIUM 57
- TI-2019-06256 Out-of-bounds write in Apple iOSPriority MEDIUM 53
Show all 33 records →

Show 2 more groups

Release · 2019-12-18
Apple tvOS tvOS 12.4
29 records Highest priority Priority MEDIUM 25 MEDIUM, 4 LOW
Other records, highest priority first
- TI-2019-06227 Out-of-bounds write in Apple iOSPriority MEDIUM 57
- TI-2019-06219 Use after free in Apple iOSPriority MEDIUM 57
- TI-2019-06256 Out-of-bounds write in Apple iOSPriority MEDIUM 53
Show all 29 records →
Release · 2019-12-18
Apple watchOS watchOS 5.3
19 records Highest priority Priority MEDIUM 15 MEDIUM, 4 LOW
Other records, highest priority first
- TI-2019-06227 Out-of-bounds write in Apple iOSPriority MEDIUM 57
- TI-2019-06219 Use after free in Apple iOSPriority MEDIUM 57
- TI-2019-06256 Out-of-bounds write in Apple iOSPriority MEDIUM 53
Show all 19 records →

Timeline

2026-10-02 Threatist record created from CVE-2019-8662
2026-10-03 Alias added: GHSA-v448-6mjx-mr34

References

Advisory 4

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 4500 →

Sources

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