CVE-2020-9985

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-10-22 · updated 2026-06-17
Weakness: CWE-120

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, watchOS 6.2.8. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

Affected products

Apple iPadOS: before 13.6 — fixed in 13.6
Apple Iphone Os: before 13.6 — fixed in 13.6
macOS: before 10.15.6 — fixed in 10.15.6
Apple watchOS: before 6.2.8 — fixed in 6.2.8

How to fix

Upgrade to a fixed version: Apple iPadOS 13.6; Apple Iphone Os 13.6; macOS 10.15.6; Apple watchOS 6.2.8. Check the vendor advisory for mitigations.

References

Get alerted when CVE-2020-9985 or the next vulnerability affects your stack