CVE-2022-26718 Memory corruption in macOS

High 7.8 Published Updated

An out-of-bounds read in macOS allows an application to gain elevated privileges, requiring users to update their operating system.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2022-26718?

CVE-2022-26718 is a high-severity memory corruption vulnerability in Apple Macos, published on 26 May 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.4, macOS Big Sur 11.6.6. An application may be able to gain elevated privileges.

Weakness: CWE-125

Which versions are affected by CVE-2022-26718?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2022-26718?

No fix has been published for CVE-2022-26718 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-26718 being exploited?

There is no known exploitation of CVE-2022-26718 in the wild and no public exploit code.

All Apple Macos vulnerabilities

Sources

Also known as GHSA-4q7w-p44q-84m5.

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