CVE-2011-3359 Denial of service in n/a

High 7.5 Published Updated

Remote attackers can crash the system via crafted frames due to improper buffer allocation in the Linux kernel's b43 wireless driver.

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

What is CVE-2011-3359?

CVE-2011-3359 is a high-severity denial of service vulnerability in Linux kernel, published on 24 May 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The dma_rx function in drivers/net/wireless/b43/dma.c in the Linux kernel before 2.6.39 does not properly allocate receive buffers, which allows remote attackers to cause a denial of service (system crash) via a crafted frame.

Weakness: CWE-119

Which versions are affected by CVE-2011-3359?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2011-3359?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2011-3359 being exploited?

There is no known exploitation of CVE-2011-3359 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as GHSA-r452-9hx9-4gqv.

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