CVE-2021-1793: High severity tvos vulnerability

Published Jan 26, 2021
·
Updated

ImageIO. This issue was addressed with improved checks.

Other sources

This issue was addressed with improved checks. 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 arbitrary code execution.

Credit

Mickey Jin & Qi Sun(Trend Micro working with Trend Micro), Xingwei Lin(Ant Security Light), Jeonghoon Shin@@singi21a(THEORI)

Affected Software

16 affected componentsFixes available
Apple tvOS<14.4
14.4
Apple macOS Big Sur<11.2
11.2
Apple Catalina
Apple Mojave
Apple WatchOS<7.3
7.3
Apple Ipad Os<14.4
Apple iPhone OS<14.4
Apple iOS and macOS>=10.15<10.15.7
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020-001
Apple iOS and macOS=10.15.7-supplemental_update
Apple macOS>=11.0.1<11.2
Apple tvOS<14.4
Apple WatchOS<7.3
Apple iOS<14.4
14.4
Apple iPadOS<14.4
14.4

Event History

Apr 2, 2021
CVE Published
via MITRE·06:02 PM
Data Sourced
via MITRE·06:02 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-1793?

CVE-2021-1793 is a vulnerability addressed in Apple macOS Big Sur, Catalina, Mojave, watchOS, iOS, iPadOS, and tvOS.

2

How does CVE-2021-1793 affect Apple macOS Big Sur, Catalina, and Mojave?

CVE-2021-1793 affects Apple macOS Big Sur, Catalina, and Mojave, and has been addressed with improved checks.

3

How does CVE-2021-1793 affect Apple watchOS, iOS, iPadOS, and tvOS?

CVE-2021-1793 affects Apple watchOS, iOS, iPadOS, and tvOS, and has been addressed with improved checks.

4

What is the severity of CVE-2021-1793?

The severity of CVE-2021-1793 has not been specified.

5

How can I fix CVE-2021-1793?

To fix CVE-2021-1793, make sure to update your Apple macOS Big Sur, Catalina, Mojave, watchOS, iOS, iPadOS, or tvOS to the latest version provided by Apple.

Contact

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