CVE-2020-9956

CVE-2020-9956: vulnerability in Apple macOS

Published 02 Apr 2021 · Updated 04 Aug 2024

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3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 1.1%

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. Processing a maliciously crafted font file may lead to arbitrary code execution.

Affected products

Apple · iOS and iPadOS Apple · macOS Apple · tvOS Apple · watchOS

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References

https://support.apple.com/en-us/HT211843 https://support.apple.com/en-us/HT211844 https://support.apple.com/en-us/HT211850 https://support.apple.com/en-us/HT211931 https://support.apple.com/en-us/HT212011