medium
5.5
Advisory Published
CVE Published
Updated

CVE-2021-30691

First published: Mon May 24 2021(Updated: )

An information disclosure issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted USD file may disclose memory contents.

Credit: Mickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend MicroMickey Jin @patch1t Trend Micro product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iOS<14.6
14.6
Apple iPadOS<14.6
14.6
Apple iPadOS<14.6
Apple iPhone OS<14.6
Apple Mac OS X>=10.14<=10.14.5
Apple Mac OS X>=10.15<=10.15.6
Apple Mac OS X=10.14.6
Apple Mac OS X=10.14.6-security_update_2019-001
Apple Mac OS X=10.14.6-security_update_2019-002
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-security_update_2021-001
Apple Mac OS X=10.14.6-security_update_2021-002
Apple Mac OS X=10.14.6-security_update_2021-003
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-security_update_2020
Apple Mac OS X=10.15.7-security_update_2020-001
Apple Mac OS X=10.15.7-security_update_2020-005
Apple Mac OS X=10.15.7-security_update_2020-007
Apple Mac OS X=10.15.7-security_update_2021-001
Apple Mac OS X=10.15.7-security_update_2021-002
Apple Mac OS X=10.15.7-supplemental_update
Apple macOS>=11.0<11.4

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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 CVE-2021-30691?

    CVE-2021-30691 is an information disclosure vulnerability in Model I/O that was addressed with improved state management.

  • Which software versions are affected by CVE-2021-30691?

    CVE-2021-30691 affects macOS Big Sur 11.4, Apple Mojave, Apple Catalina, iOS up to version 14.6, and iPadOS up to version 14.6.

  • How can I fix CVE-2021-30691?

    To fix CVE-2021-30691, ensure that you have updated to the latest version of the affected software. For macOS, update to macOS Big Sur 11.4. For iOS and iPadOS, update to version 14.6.

  • Where can I find more information about CVE-2021-30691?

    You can find more information about CVE-2021-30691 on Apple's support page: [link](https://support.apple.com/en-us/HT212530).

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