high
7.8
CWE
787
Advisory Published
CVE Published
Updated

CVE-2020-27948

First published: Mon Dec 14 2020(Updated: )

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted audio file may lead to arbitrary code execution.

Credit: JunDong Xie product-security@apple.com

Affected SoftwareAffected VersionHow to fix
tvOS<14.3
14.3
Apple macOS<11.1
11.1
macOS Catalina
macOS Mojave
Apple iOS, iPadOS, and watchOS<14.3
iOS<14.3
Apple iOS and macOS>=10.14<10.14.6
Apple iOS and macOS>=10.15<10.15.7
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_2019-006
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-supplemental_update
Apple iOS and macOS=10.14.6-supplemental_update_2
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-supplemental_update
Apple iOS and macOS>=11.0<11.1.0
tvOS<14.3
Apple iOS, iPadOS, and watchOS<7.2
Apple iOS, iPadOS, and watchOS<14.3
14.3
Apple iOS, iPadOS, and watchOS<14.3
14.3
Apple iOS, iPadOS, and watchOS<7.2
7.2

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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-2020-27948?

    CVE-2020-27948 is a vulnerability in CoreAudio that allows an attacker to perform an out-of-bounds write.

  • Which software versions are affected by CVE-2020-27948?

    iOS 14.3, iPadOS 14.3, tvOS 14.3, macOS Big Sur up to version 11.1, Apple Catalina, Apple Mojave, and watchOS 7.2 are affected by CVE-2020-27948.

  • How can I fix CVE-2020-27948?

    Apply the appropriate software update from Apple for your affected device.

  • Where can I find more information about CVE-2020-27948?

    You can find more information about CVE-2020-27948 on the Apple support website.

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