high
7.8
CWE
20 125
Advisory Published
CVE Published
Updated

CVE-2020-9956: Input Validation

First published: Wed Sep 16 2020(Updated: )

FontParser. An out-of-bounds read was addressed with improved input validation.

Credit: Mickey Jin Junzhi Lu Trend Micro Mobile Security Research Team working with Trend MicroMickey Jin Junzhi Lu Trend Micro Mobile Security Research Team working with Trend MicroMickey Jin Junzhi Lu Trend Micro Mobile Security Research Team working with Trend MicroMickey Jin Junzhi Lu Trend Micro Mobile Security Research Team working with Trend MicroMickey Jin Junzhi Lu Trend Micro Mobile Security Research Team working with Trend Micro product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple macOS<11.0.1
11.0.1
tvOS<14.0
14.0
Apple macOS<11.1
11.1
macOS Catalina
macOS Mojave
Apple iOS, iPadOS, and watchOS<14.0.
iOS<14.0
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_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<14.0
Apple iOS, iPadOS, and watchOS<7.0
Apple iOS, iPadOS, and watchOS<14.0
14.0
Apple iOS, iPadOS, and watchOS<14.0
14.0
Apple iOS, iPadOS, and watchOS<7.0
7.0

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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-2020-9956?

    CVE-2020-9956 is a vulnerability in FontParser that allows for an out-of-bounds read.

  • How does CVE-2020-9956 affect Apple devices?

    CVE-2020-9956 affects Apple devices running tvOS up to version 14.0, iOS up to version 14.0, iPadOS up to version 14.0, watchOS up to version 7.0, macOS Big Sur up to version 11.0.1, macOS Big Sur up to version 11.1, Catalina, and Mojave.

  • What is the severity of CVE-2020-9956?

    The severity of CVE-2020-9956 is not mentioned in the provided information.

  • How can I fix CVE-2020-9956?

    To fix CVE-2020-9956, update your Apple device to the latest available version of the affected software.

  • Where can I find more information about CVE-2020-9956?

    You can find more information about CVE-2020-9956 at the following references: [Reference 1](https://support.apple.com/en-us/HT211843), [Reference 2](https://support.apple.com/en-us/HT212011), and [Reference 3](https://support.apple.com/en-us/HT211844).

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