CVE-2023-32387 Use after free in macOS

Critical 9.8 Published Updated

A remote attacker can exploit a use-after-free flaw in macOS to cause application termination or execute arbitrary code.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-32387?

CVE-2023-32387 is a critical use after free vulnerability in Apple Macos, published on 23 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.7.7, macOS Monterey 12.6.6, macOS Ventura 13.4. A remote attacker may be able to cause unexpected app termination or arbitrary code execution.

Weakness: CWE-416

Which versions are affected by CVE-2023-32387?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2023-32387?

No fix has been published for CVE-2023-32387 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2023-32387 being exploited?

There is no known exploitation of CVE-2023-32387 in the wild and no public exploit code.

All Apple Macos vulnerabilities

Sources

Also known as GHSA-pxjc-2pxw-qcpg.

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