CVE-2022-26764

Name: CVE-2022-26764
Creator: NVD / NIST
Published: 2022-05-26T20:15:09.587+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.7/10EPSS 0.82%

Last modified Jun 17, 2026

CVE-2022-26764 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. A memory corruption issue was addressed with improved validation. This issue is fixed in watchOS 8.6, tvOS 15.5, macOS Monterey 12.4, iOS 15.5 and iPadOS 15.5. EPSS estimates a 0.82% chance of exploitation in the next 30 days.

Description

A memory corruption issue was addressed with improved validation. This issue is fixed in watchOS 8.6, tvOS 15.5, macOS Monterey 12.4, iOS 15.5 and iPadOS 15.5. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.

Metrics

CVSS 3.1

4.7/10

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

EPSS Probability

0.82%

52.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apple	Ipados	< 15.5
Apple	Iphone Os	< 15.5
Apple	Macos	>= 12.0, < 12.4
Apple	Tvos	< 15.5
Apple	Watchos	< 8.6

References

https://support.apple.com/en-us/HT213253Vendor Advisory
https://support.apple.com/en-us/HT213254Vendor Advisory
https://support.apple.com/en-us/HT213257Vendor Advisory
https://support.apple.com/en-us/HT213258Vendor Advisory
https://support.apple.com/en-us/HT213253Vendor Advisory
https://support.apple.com/en-us/HT213254Vendor Advisory
https://support.apple.com/en-us/HT213257Vendor Advisory
https://support.apple.com/en-us/HT213258Vendor Advisory

Timeline

Published: May 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-26764?

How severe is CVE-2022-26764?

CVE-2022-26764 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 0.82% probability of exploitation in the next 30 days.

How do I fix CVE-2022-26764?

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-2022-26764?

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

Scan your code now

Source: NVD / NIST