CVE-2001-0907 Denial of service in n/a

Low 2.1 Published Updated

Local attackers can cause a denial of service in the Linux kernel by creating deeply nested symlinks, leading to excessive processing time.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2001-0907?

CVE-2001-0907 is a low-severity denial of service vulnerability in Linux kernel, published on 1 Sep 2004. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Linux kernel 2.2.1 through 2.2.19, and 2.4.1 through 2.4.10, allows local users to cause a denial of service via a series of deeply nested symlinks, which causes the kernel to spend extra time when trying to access the link.

Which versions are affected by CVE-2001-0907?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2001-0907?

No fix has been published for CVE-2001-0907 yet. Limit exposure of the affected software until one is available.

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-2001-0907 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2001-0907 exists.

Public exploit code: 1 Exploit-DB entry.

All Linux kernel vulnerabilities

Sources

Also known as GHSA-ccmf-3rv3-jmxv.

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