CVE-2020-9937: High severity tvos vulnerability

Published Jul 15, 2020
·
Updated

ImageIO. An out-of-bounds write issue was addressed with improved bounds checking.

Other sources

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Processing a maliciously crafted image may lead to arbitrary code execution.

Credit

Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Mickey Jin(Trend Micro), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Mickey Jin(Trend Micro), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Mickey Jin(Trend Micro), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Mickey Jin(Trend Micro), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Mickey Jin(Trend Micro), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Mickey Jin(Trend Micro), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Mickey Jin(Trend Micro), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Mickey Jin(Trend Micro), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Xingwei Lin(Ant), Mickey Jin(Trend Micro), Xingwei Lin(Ant)

Affected Software

18 affected componentsFixes available
Apple tvOS<13.4.8
13.4.8
Apple macOS Catalina<10.15.6
10.15.6
Apple Mojave
Apple High Sierra
Apple WatchOS<6.2.8
6.2.8
Apple iCloud for Windows<7.20
7.20
Apple iCloud for Windows<11.3
11.3
Apple iTunes for Windows<12.10.8
12.10.8
Apple iOS<13.6
13.6
Apple iPadOS<13.6
13.6
Apple Icloud Windows<7.20
Apple Icloud Windows>=11.0<11.3
Apple Itunes Windows<12.10.8
Apple iPadOS<13.6
Apple iPhone OS<13.6
Apple iOS and macOS<10.15.6
Apple tvOS<13.4.8
Apple WatchOS<6.2.8

Event History

Oct 22, 2020
CVE Published
via MITRE·06:06 PM
Data Sourced
via MITRE·06:06 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2020-9937?

CVE-2020-9937 is an out-of-bounds write vulnerability in ImageIO that has been addressed with improved bounds checking.

2

Which software versions are affected by CVE-2020-9937?

CVE-2020-9937 affects macOS Catalina up to version 10.15.6, Mojave, High Sierra, iOS up to version 13.6, iPadOS up to version 13.6, watchOS up to version 6.2.8, iCloud for Windows up to version 7.20, tvOS up to version 13.4.8, and iTunes for Windows up to version 12.10.8.

3

How can I fix CVE-2020-9937?

To fix CVE-2020-9937, you should update your software to the latest version provided by Apple. Refer to Apple's official support page for more information.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203