high
7.1
CWE
125
Advisory Published
CVE Published
Updated

CVE-2021-30719

First published: Mon May 24 2021(Updated: )

A local user may be able to cause unexpected system termination or read kernel memory. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. An out-of-bounds read issue was addressed by removing the vulnerable code.

Credit: an anonymous researcher Trend Micro Zero Day Initiative product-security@apple.com an anonymous researcher Trend Micro Zero Day Initiative

Affected SoftwareAffected VersionHow to fix
Apple macOS Big Sur<11.4
11.4
Apple Catalina
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

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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-2021-30719?

    CVE-2021-30719 is a vulnerability in the Intel Graphics Driver that could allow a local user to cause unexpected system termination or read kernel memory.

  • How can this vulnerability impact macOS Big Sur 11.4?

    If you are running macOS Big Sur 11.4, you may be affected by CVE-2021-30719, which could lead to unexpected system termination or the ability to read kernel memory.

  • How can this vulnerability impact macOS Catalina?

    macOS Catalina is also affected by CVE-2021-30719, which could lead to unexpected system termination or the ability to read kernel memory.

  • How can I fix CVE-2021-30719 on macOS Big Sur 11.4?

    To fix CVE-2021-30719 on macOS Big Sur 11.4, you should ensure that you have updated to the latest version of macOS.

  • How can I fix CVE-2021-30719 on macOS Catalina?

    To fix CVE-2021-30719 on macOS Catalina, you should ensure that you have updated to the latest version of macOS.

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