medium
5.5
CWE
125
Advisory Published
CVE Published
Updated

CVE-2021-30686

First published: Mon May 24 2021(Updated: )

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted audio file may disclose restricted memory.

Credit: Mickey Jin Trend MicroMickey Jin Trend MicroMickey Jin Trend Micro working with Trend Micro Zero Day InitiativeMickey Jin Trend MicroMickey Jin Trend Micro product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iPadOS<14.6
Apple iPhone OS<14.6
Apple Mac OS X>=10.15<=10.15.6
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
Apple tvOS<14.6
Apple watchOS<7.5
Apple macOS Big Sur<11.4
11.4
Apple Catalina
Apple watchOS<7.5
7.5
Apple iOS<14.6
14.6
Apple iPadOS<14.6
14.6
Apple tvOS<14.6
14.6

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Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID of this vulnerability?

    The vulnerability ID is CVE-2021-30686.

  • What is the title of this vulnerability?

    The title of this vulnerability is 'CoreAudio. An out-of-bounds read was addressed with improved bounds checking.'

  • What is the description of this vulnerability?

    The description of this vulnerability is 'CoreAudio. Processing a maliciously crafted audio file may disclose restricted memory.'

  • Which software products are affected by this vulnerability?

    The affected software products are Apple tvOS up to version 14.6, Apple watchOS up to version 7.5, Apple macOS Big Sur up to version 11.4, Apple Catalina, Apple iOS up to version 14.6, and Apple iPadOS up to version 14.6.

  • Where can I find more information about this vulnerability?

    You can find more information about this vulnerability on the following references: [Link 1](https://support.apple.com/en-us/HT212530), [Link 2](https://support.apple.com/en-us/HT212533), [Link 3](https://support.apple.com/en-us/HT212529).

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