CVE-2023-42950

Name: CVE-2023-42950
Creator: NVD / NIST
Published: 2024-03-28T16:15:08.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.07%

Last modified Jun 17, 2026

CVE-2023-42950 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A use after free issue was addressed with improved memory management. This issue is fixed in Safari 17.2, iOS 17.2 and iPadOS 17.2, tvOS 17.2, watchOS 10.2, macOS Sonoma 14.2. EPSS estimates a 1.07% chance of exploitation in the next 30 days.

Description

A use after free issue was addressed with improved memory management. This issue is fixed in Safari 17.2, iOS 17.2 and iPadOS 17.2, tvOS 17.2, watchOS 10.2, macOS Sonoma 14.2. Processing maliciously crafted web content may lead to arbitrary code execution.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

1.07%

60.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Apple	Safari	< 17.2
Apple	Ipados	< 17.2
Apple	Iphone Os	< 17.2
Apple	Macos	>= 14.0, < 14.2
Apple	Tvos	< 17.2
Apple	Watchos	< 10.2

References

http://www.openwall.com/lists/oss-security/2024/03/26/1
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IXLXIOAH5S7J22LJTCIAVFVVJ4TESAX4/
https://support.apple.com/en-us/HT214035Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT214036Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT214039Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT214040Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT214041Release Notes, Vendor Advisory
https://support.apple.com/kb/HT214039
http://www.openwall.com/lists/oss-security/2024/03/26/1
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IXLXIOAH5S7J22LJTCIAVFVVJ4TESAX4/
https://security.netapp.com/advisory/ntap-20241018-0009/
https://support.apple.com/en-us/HT214035Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT214036Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT214039Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT214040Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT214041Release Notes, Vendor Advisory
https://support.apple.com/kb/HT214039

Timeline

Published: Mar 28, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-42950?

How severe is CVE-2023-42950?

CVE-2023-42950 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.07% probability of exploitation in the next 30 days.

How do I fix CVE-2023-42950?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-42950?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST