7.1
CWE
20 125
Advisory Published
CVE Published
Updated

CVE-2017-2439: Input Validation

First published: Mon Mar 27 2017(Updated: )

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

Credit: John Villamil Doyensec product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iOS, iPadOS, and watchOS<10.3
10.3
iOS<=10.2.1
Apple iOS and macOS<=10.12.3
tvOS<=10.1.1
Apple iOS, iPadOS, and watchOS<=3.1.3

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2017-2439?

    CVE-2017-2439 has a moderate severity rating due to its potential for an out-of-bounds read affecting several Apple products.

  • How do I fix CVE-2017-2439?

    To fix CVE-2017-2439, users should update their affected Apple devices to the latest software versions like iOS 10.3, macOS 10.12.4, tvOS 10.2, or watchOS 3.2.

  • What devices are affected by CVE-2017-2439?

    CVE-2017-2439 affects iOS versions prior to 10.3, macOS versions prior to 10.12.4, tvOS versions prior to 10.2, and watchOS versions prior to 3.2.

  • What type of vulnerability is CVE-2017-2439?

    CVE-2017-2439 is classified as an out-of-bounds read vulnerability, which could lead to potential information disclosure.

  • Is CVE-2017-2439 easily exploitable?

    While CVE-2017-2439 has a moderate impact, its actual exploitability may depend on specific conditions and user interactions.

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