CVE-2021-1762: Input Validation

Published Jan 26, 2021
·
Updated

An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

Other sources

Model I/O. An out-of-bounds write was addressed with improved input validation.

Credit

Mickey Jin(Trend Micro working with Trend Micro)

Affected Software

33 affected componentsFixes available
Apple macOS Big Sur<11.2
11.2
Apple Catalina
Apple Mojave
Apple iOS<14.4
14.4
Apple iPadOS<14.4
14.4
Apple iPadOS<14.4
Apple iPhone OS<14.4
Apple iOS and macOS>=10.14<=10.14.5
Apple iOS and macOS>=10.15<=10.15.5
Apple iOS and macOS=10.14.6
Apple iOS and macOS=10.14.6-security_update_2019-001
Apple iOS and macOS=10.14.6-security_update_2019-002
Apple iOS and macOS=10.14.6-security_update_2019-004
Apple iOS and macOS=10.14.6-security_update_2019-005
Apple iOS and macOS=10.14.6-security_update_2019-006
Apple iOS and macOS=10.14.6-security_update_2019-007
Apple iOS and macOS=10.14.6-security_update_2020-001
Apple iOS and macOS=10.14.6-security_update_2020-002
Apple iOS and macOS=10.14.6-security_update_2020-003
Apple iOS and macOS=10.14.6-security_update_2020-004
Apple iOS and macOS=10.14.6-security_update_2020-005
Apple iOS and macOS=10.14.6-security_update_2020-006
Apple iOS and macOS=10.14.6-security_update_2020-007
Apple iOS and macOS=10.15.6
Apple iOS and macOS=10.15.6-supplemental_update
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020
Apple iOS and macOS=10.15.7-security_update_2020-001
Apple iOS and macOS=10.15.7-security_update_2020-005
Apple iOS and macOS=10.15.7-security_update_2020-007
Apple iOS and macOS=10.15.7-supplemental_update
Apple macOS>=11.0<11.2

Event History

Sep 8, 2021
CVE Published
via MITRE·02:57 PM
Data Sourced
via MITRE·02:57 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-1762?

CVE-2021-1762 is a vulnerability in Model I/O that allows for an out-of-bounds write, which has been addressed with improved input validation.

2

Which software versions are affected by CVE-2021-1762?

CVE-2021-1762 affects macOS Big Sur version up to 11.2, Apple Catalina, Apple Mojave, Apple iOS version up to 14.4, and Apple iPadOS version up to 14.4.

3

How can I fix CVE-2021-1762?

To fix CVE-2021-1762, ensure that you have updated to the latest versions of the affected software, as Apple has addressed the vulnerability in their updates.

4

What is the severity of CVE-2021-1762?

The severity of CVE-2021-1762 is not explicitly mentioned, but it is important to update to the latest software versions to protect against potential exploits.

5

Where can I find more information about CVE-2021-1762?

You can find more information about CVE-2021-1762 on Apple's support page: https://support.apple.com/en-us/HT212147

Contact

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