What’s Vulnerable › Vulnerabilities

CVE-2022-26739

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-05-26 · updated 2026-06-17
• Weakness: CWE-787

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in tvOS 15.5, macOS Monterey 12.4, iOS 15.5 and iPadOS 15.5. An application may be able to execute arbitrary code with kernel privileges.

Affected products

• Apple iPadOS: before 15.5 — fixed in 15.5
• Apple Iphone Os: before 15.5 — fixed in 15.5
• Apple macOS: from 12.0 before 12.4 — fixed in 12.4
• Apple tvOS: before 15.5 — fixed in 15.5

How to fix

Upgrade to a fixed version: Apple iPadOS 15.5; Apple Iphone Os 15.5; Apple macOS 12.4; Apple tvOS 15.5. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT213254
• https://support.apple.com/en-us/HT213257
• https://support.apple.com/en-us/HT213258
• https://support.apple.com/en-us/HT213254
• https://support.apple.com/en-us/HT213257
• https://support.apple.com/en-us/HT213258

Get alerted when CVE-2022-26739 or the next vulnerability affects your stack