Exploited
high
8.8
CWE
416
Advisory Published
CVE Published
CVE Published
Updated

CVE-2023-32373: Apple Multiple Products WebKit Use-After-Free Vulnerability

First published: Thu May 18 2023(Updated: )

A use-after-free issue was addressed with improved memory management. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.6 and iPadOS 15.7.6, Safari 16.5, iOS 16.5 and iPadOS 16.5. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Credit: product-security@apple.com product-security@apple.com product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple Safari<16.5
Apple iPadOS<15.7.6
Apple iPadOS>=16.0<16.5
Apple iPhone OS>=15.0.0<15.7.6
Apple iPhone OS>=16.0<16.5
Apple macOS<13.4
Apple tvOS<16.5
Apple watchOS<9.5
Redhat Enterprise Linux=6.0
Redhat Enterprise Linux=7.0
Redhat Enterprise Linux=8.0
Redhat Enterprise Linux=9.0
Apple Safari<16.5
16.5
Apple iOS<15.7.6
15.7.6
Apple iPadOS<15.7.6
15.7.6
ubuntu/webkit2gtk<2.40.2
2.40.2
ubuntu/webkit2gtk<2.40.4-0ubuntu0.22.04.1
2.40.4-0ubuntu0.22.04.1
ubuntu/webkit2gtk<2.40.4-0ubuntu0.23.04.1
2.40.4-0ubuntu0.23.04.1
debian/webkit2gtk<=2.36.4-1~deb10u1<=2.38.6-0+deb10u1
2.42.2-1~deb11u1
2.42.5-1~deb11u1
2.42.2-1~deb12u1
2.42.5-1~deb12u1
2.42.5-1
debian/wpewebkit<=2.38.6-1~deb11u1<=2.38.6-1
2.42.5-1
2.42.5-1.1
Apple iPhone OS>=15.0<15.7.6
Webkitgtk Webkitgtk\+<2.42.3
Apple iOS<16.5
16.5
Apple iPadOS<16.5
16.5
Apple tvOS<16.5
16.5
Apple watchOS<9.5
9.5
Apple macOS Ventura<13.4
13.4

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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-2023-32373?

    CVE-2023-32373 is a use-after-free vulnerability in Apple Multiple Products WebKit.

  • What is the severity of CVE-2023-32373?

    The severity of CVE-2023-32373 is high with a CVSS score of 8.8.

  • Which software versions are affected by CVE-2023-32373?

    The affected software versions include watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.6 and iPadOS 15.7.6, Safari 16.5, iOS 16.5, and iPadOS 16.5.

  • How can I fix CVE-2023-32373?

    To fix CVE-2023-32373, update your software to the fixed versions: watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.6 and iPadOS 15.7.6, Safari 16.5, iOS 16.5, and iPadOS 16.5.

  • Where can I find more information about CVE-2023-32373?

    You can find more information about CVE-2023-32373 on the Apple support website: [Link](https://support.apple.com/en-us/HT213757), [Link](https://support.apple.com/en-us/HT213758), [Link](https://support.apple.com/en-us/HT213761).

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