high
7.8
Advisory Published
CVE Published
Updated

CVE-2021-30712

First published: Mon May 24 2021(Updated: )

A logic 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. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

Credit: Aleksandar Nikolic Cisco TalosAleksandar Nikolic Cisco Talos product-security@apple.com Aleksandar Nikolic Cisco Talos

Affected SoftwareAffected VersionHow to fix
Apple Mojave
Apple macOS Big Sur<11.4
11.4
Apple Catalina
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-2021-30712?

    CVE-2021-30712 is a vulnerability in smbx that addresses a logic issue with improved state management.

  • Which software versions are affected by CVE-2021-30712?

    macOS Big Sur 11.4, Mojave, and Catalina are affected by CVE-2021-30712.

  • How can I fix CVE-2021-30712?

    Apply the software updates provided by Apple for the affected versions: macOS Big Sur 11.4, Mojave, and Catalina.

  • Where can I find more information about CVE-2021-30712?

    You can find more information about CVE-2021-30712 on the Apple support website.

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