First published: Tue Jan 26 2021(Updated: )
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to a denial of service.
Credit: Xingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security Light product-security@apple.com
Affected Software | Affected Version | How to fix |
---|---|---|
Apple iPadOS | <14.4 | |
Apple iPhone OS | <14.4 | |
Apple Mac OS X | >=10.14<10.14.6 | |
Apple Mac OS X | >=10.15<10.15.7 | |
Apple Mac OS X | =10.14.6 | |
Apple Mac OS X | =10.14.6-security_update_2019-004 | |
Apple Mac OS X | =10.14.6-security_update_2019-005 | |
Apple Mac OS X | =10.14.6-security_update_2019-006 | |
Apple Mac OS X | =10.14.6-security_update_2019-007 | |
Apple Mac OS X | =10.14.6-security_update_2020-001 | |
Apple Mac OS X | =10.14.6-security_update_2020-002 | |
Apple Mac OS X | =10.14.6-security_update_2020-003 | |
Apple Mac OS X | =10.14.6-security_update_2020-004 | |
Apple Mac OS X | =10.14.6-security_update_2020-005 | |
Apple Mac OS X | =10.14.6-security_update_2020-006 | |
Apple Mac OS X | =10.14.6-security_update_2020-007 | |
Apple Mac OS X | =10.14.6-supplemental_update | |
Apple Mac OS X | =10.14.6-supplemental_update_2 | |
Apple Mac OS X | =10.15.7 | |
Apple Mac OS X | =10.15.7-supplemental_update | |
Apple macOS | >=11.0<11.2 | |
Apple tvOS | <14.4 | |
Apple watchOS | <7.3 | |
Apple watchOS | <7.3 | 7.3 |
Apple tvOS | <14.4 | 14.4 |
Apple iOS | <14.4 | 14.4 |
Apple iPadOS | <14.4 | 14.4 |
Apple macOS Big Sur | <11.2 | 11.2 |
Apple Catalina | ||
Apple Mojave |
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(Found alongside the following vulnerabilities)
CVE-2021-1773 is a logic issue in ImageIO that has been addressed with improved state management.
CVE-2021-1773 affects macOS Big Sur 11.2, watchOS up to 7.3, iOS up to 14.4, iPadOS up to 14.4, and tvOS up to 14.4.
To fix CVE-2021-1773, update your software to the latest available version. Refer to the official Apple support page for specific remediation steps.
You can learn more about CVE-2021-1773 by visiting the official Apple support page at: [https://support.apple.com/en-us/HT212149](https://support.apple.com/en-us/HT212149).