high
7.8
CWE
20 125
Advisory Published
CVE Published
Updated

CVE-2020-9938: Input Validation

First published: Wed Jul 15 2020(Updated: )

ImageIO. An out-of-bounds read was addressed with improved input validation.

Credit: Xingwei Lin Antan anonymous researcher product-security@apple.com

Affected SoftwareAffected VersionHow to fix
tvOS<13.4.8
13.4.8
macOS Catalina<10.15.6
10.15.6
macOS Mojave
macOS High Sierra
Apple iOS, iPadOS, and watchOS<6.2.8
6.2.8
Apple iCloud<11.3
11.3
Apple iCloud<7.20
7.20
iTunes<12.10.8
12.10.8
Apple iOS and iPadOS<13.6
13.6
Apple iOS, iPadOS, and macOS<13.6
13.6
iCloud for Windows<7.20
iCloud for Windows>=11.0<11.3
iTunes<12.10.8
Apple iOS, iPadOS, and macOS<13.6
iPhone OS<13.6
Apple iOS and macOS<10.15.6
tvOS<13.4.8
Apple iOS, iPadOS, and watchOS<6.2.8

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2020-9938?

    CVE-2020-9938 is a vulnerability in ImageIO that allows for an out-of-bounds read due to improved input validation.

  • Which software are affected by CVE-2020-9938?

    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) are all affected by CVE-2020-9938.

  • What is the severity of CVE-2020-9938?

    The severity of CVE-2020-9938 is not specified.

  • How can I fix CVE-2020-9938?

    Apply the relevant security patches provided by Apple for the affected software versions. More information can be found in the provided references.

  • Where can I find more information about CVE-2020-9938?

    You can find more information about CVE-2020-9938 in the provided references.

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.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203