TI-2020-08023 Aliases CVE-2020-9950 GHSA-943p-ppxw-x2h4

Use after free in Apple tvOS

MEDIUM 41CWE-416Published 2020-12-08 · Updated 2024-08-04

Key facts

Attack vector: Network
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 · 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 watchOS 7.0, tvOS 14.0, Safari 14.0, iOS 14.0 and iPadOS 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.

Why it matters now

EPSS 0.01457 73rd percentileScored 2026-11-07

Fix Fixed tvOS (Apple): 14.0watchOS (Apple): 7.0+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	tvOS	before 14.0	14.0	Patch available	CNA
Apple	watchOS	before 7.0	7.0	Patch available	CNA
Apple	Safari	before 14.0	14.0	Patch available	CNA
Apple	iOS and iPadOS	before 14.0	14.0	Patch available	CNA

tvOS VendorApple Affected before 14.0 Fixed in 14.0 Patch available CNA
watchOS VendorApple Affected before 7.0 Fixed in 7.0 Patch available CNA
Safari VendorApple Affected before 14.0 Fixed in 14.0 Patch available CNA
iOS and iPadOS VendorApple Affected before 14.0 Fixed in 14.0 Patch available CNA

CPE configurations NVD · 5

CPE	Versions	Role	Vendor
cpe:2.3:a:apple:safari::::::::	before 14.0	Vulnerable	Apple
cpe:2.3:o:apple:ipados::::::::	before 14.0	Vulnerable	Apple
cpe:2.3:o:apple:iphone_os::::::::	before 14.0	Vulnerable	Apple
cpe:2.3:o:apple:tvos::::::::	before 14.0	Vulnerable	Apple
cpe:2.3:o:apple:watchos::::::::	before 7.0	Vulnerable	Apple

cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* Versions before 14.0 Vulnerable ·Apple
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 14.0 Vulnerable ·Apple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 14.0 Vulnerable ·Apple
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 14.0 Vulnerable ·Apple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 7.0 Vulnerable ·Apple

Remediation

Fix · CNA tvOS (Apple) Fixed in 14.0
Fix · CNA watchOS (Apple) Fixed in 7.0
Fix · CNA Safari (Apple) Fixed in 14.0
Fix · CNA iOS and iPadOS (Apple) Fixed in 14.0

Fixed in the same release

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

Release · 2020-12-08
Apple iOS and iPadOS 14.0
17 records Highest priority Priority MEDIUM 2 MEDIUM, 15 LOW
Other records, highest priority first
- TI-2020-08020 Use after free in Apple tvOSPriority MEDIUM 42
- TI-2020-08061 Apple tvOS: A remote attacker may be able to cause a denial of servicePriority LOW 38
- TI-2020-08081 Apple tvOS: An application may be able to execute arbitrary code with kernel privilegesPriority LOW 37
Show all 17 records →
Release · 2020-12-08
Apple watchOS 7.0
13 records Highest priority Priority MEDIUM 2 MEDIUM, 11 LOW
Other records, highest priority first
- TI-2020-08020 Use after free in Apple tvOSPriority MEDIUM 42
- TI-2020-08061 Apple tvOS: A remote attacker may be able to cause a denial of servicePriority LOW 38
- TI-2020-08051 Use after free in Apple tvOSPriority LOW 37
Show all 13 records →

Show 2 more groups

Release · 2020-12-08
Apple tvOS 14.0
12 records Highest priority Priority MEDIUM 2 MEDIUM, 10 LOW
Other records, highest priority first
- TI-2020-08020 Use after free in Apple tvOSPriority MEDIUM 42
- TI-2020-08061 Apple tvOS: A remote attacker may be able to cause a denial of servicePriority LOW 38
- TI-2020-08081 Apple tvOS: An application may be able to execute arbitrary code with kernel privilegesPriority LOW 37
Show all 12 records →
Release · 2020-12-08
Apple Safari 14.0
4 records Highest priority Priority MEDIUM 2 MEDIUM, 2 LOW
Other records, highest priority first
- TI-2020-08020 Use after free in Apple tvOSPriority MEDIUM 42
- TI-2020-08063 Clickjacking in Apple watchOSPriority LOW 22
- TI-2020-08057 Clickjacking in Apple SafariPriority LOW 22
Show all 4 records →

Timeline

2026-10-02 Threatist record created from CVE-2020-9950
2026-10-03 Alias added: GHSA-943p-ppxw-x2h4

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 2382 →

Sources

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