CVE-2008-3535 Integer overflow in n/a

Medium 4.9 Published Updated

Local attackers can crash the Linux kernel via a specific sequence of file I/O operations exploiting an off-by-one error in the filemap module.

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-2008-3535?

CVE-2008-3535 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 8 Aug 2008. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Off-by-one error in the iov_iter_advance function in mm/filemap.c in the Linux kernel before 2.6.27-rc2 allows local users to cause a denial of service (system crash) via a certain sequence of file I/O operations with readv and writev, as demonstrated by testcases/kernel/fs/ftest/ftest03 from the Linux Test Project.

Weakness: CWE-193

Which versions are affected by CVE-2008-3535?

It affects 3 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Linux kernel.

How do I fix CVE-2008-3535?

Upgrade to a fixed version.

Is CVE-2008-3535 being exploited?

There is no known exploitation of CVE-2008-3535 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as GHSA-jcg4-g8qf-7xgh.

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