high
7.8
Advisory Published
CVE Published
Updated

CVE-2021-1746

First published: Tue Jan 26 2021(Updated: )

ImageIO. This issue was addressed with improved checks.

Credit: Mickey Jin & Qi Sun Trend Micro working with Trend MicroXingwei Lin Ant Security LightXingwei Lin Ant Security LightMickey Jin & Qi Sun Trend Micro working with Trend Micro Jeonghoon Shin @singi21a THEORIXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightJeonghoon Shin @singi21a THEORIMickey Jin & Qi Sun Trend Micro working with Trend MicroXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightJeonghoon Shin @singi21a THEORIMickey Jin & Qi Sun Trend Micro working with Trend MicroXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightJeonghoon Shin @singi21a THEORIMickey Jin & Qi Sun Trend Micro working with Trend MicroXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security LightXingwei Lin Ant Security Light product-security@apple.com

Affected SoftwareAffected VersionHow 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

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID for this issue?

    The vulnerability ID for this issue is CVE-2021-1746.

  • What software versions are affected by this vulnerability?

    macOS Big Sur 11.2 (up to exclusive), Catalina, Mojave, watchOS 7.3 (up to exclusive), iOS 14.4 (up to exclusive), iPadOS 14.4 (up to exclusive), and tvOS 14.4 (up to exclusive) are affected by this vulnerability.

  • How was this vulnerability addressed?

    This vulnerability was addressed with improved checks.

  • What is the severity of CVE-2021-1746?

    The severity of CVE-2021-1746 is not specified.

  • Where can I find more information about this vulnerability?

    You can find more information about this vulnerability on the following Apple support pages: [support.apple.com/en-us/HT212147](https://support.apple.com/en-us/HT212147), [support.apple.com/en-us/HT212148](https://support.apple.com/en-us/HT212148), [support.apple.com/en-us/HT212146](https://support.apple.com/en-us/HT212146).

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