CVE-2013-4254 Null dereference in n/a

Medium 6.9 Published Updated

Local attackers can exploit a NULL pointer dereference in the ARM Linux kernel to escalate privileges or crash the system.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2013-4254?

CVE-2013-4254 is a medium-severity vulnerability in Linux kernel, published on 25 Aug 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The validate_event function in arch/arm/kernel/perf_event.c in the Linux kernel before 3.10.8 on the ARM platform allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) by adding a hardware event to an event group led by a software event.

Weakness: CWE-20

Which versions are affected by CVE-2013-4254?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2013-4254?

Upgrade to a fixed version.

Is CVE-2013-4254 being exploited?

There is no known exploitation of CVE-2013-4254 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-4254, GHSA-4w76-hr8w-36w7.

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