CWE
119 120
Advisory Published
Updated

CVE-2021-30961: Buffer Overflow

First published: Tue Aug 24 2021(Updated: )

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. Parsing a maliciously crafted audio file may lead to disclosure of user information.

Credit: JunDong Xie Ant Security Light cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Apple macOS<11.6.2
11.6.2
macOS Catalina
Apple iOS and macOS>=10.15<=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020-001
Apple iOS and macOS=10.15.7-security_update_2021-001
Apple iOS and macOS=10.15.7-security_update_2021-002
Apple iOS and macOS=10.15.7-security_update_2021-003
Apple iOS and macOS=10.15.7-security_update_2021-004
Apple iOS and macOS=10.15.7-security_update_2021-005
Apple iOS and macOS=10.15.7-security_update_2021-006
Apple iOS and macOS=10.15.7-security_update_2021-007
Apple iOS and macOS>=11.0<11.6.2

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID for this issue?

    The vulnerability ID for this issue is CVE-2021-30961.

  • What is the title of this vulnerability?

    The title of this vulnerability is 'CoreAudio. A buffer overflow issue was addressed with improved memory handling.'

  • What software is affected by this vulnerability?

    The affected software includes macOS Big Sur (up to version 11.6.2) and macOS Catalina.

  • What is the severity of CVE-2021-30961?

    The severity of CVE-2021-30961 has not been specified in the provided information.

  • How do I fix the CVE-2021-30961 vulnerability?

    To fix the CVE-2021-30961 vulnerability, update macOS Big Sur to version 11.6.2 or later as recommended by Apple.

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