CVE-2024-36288 SUNRPC: Fix loop termination condition in gss_free_in_token_pages()

Critical 9.8 Published Updated

A missing null termination in the SUNRPC module causes a wild memory access, leading to a kernel crash and denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-36288?

CVE-2024-36288 is a critical vulnerability in Linux kernel, published on 21 Jun 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In the Linux kernel, the following vulnerability has been resolved:

SUNRPC: Fix loop termination condition in gss_free_in_token_pages()

The in_token->pages[] array is not NULL terminated. This results in the following KASAN splat:

KASAN: maybe wild-memory-access in range [0x04a2013400000008-0x04a201340000000f]

Weakness: CWE-835

Which versions are affected by CVE-2024-36288?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-36288?

Apply the vendor's patch.

Is CVE-2024-36288 being exploited?

There is no known exploitation of CVE-2024-36288 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as AZL-42825, AZL-42850, DEBIAN-CVE-2024-36288, GHSA-h754-3p37-55gv, UBUNTU-CVE-2024-36288.

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