CVE-2011-4325 Null dereference in n/a

What is CVE-2011-4325?

CVE-2011-4325 is a medium-severity vulnerability in Linux kernel, published on 27 Jan 2012. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The NFS implementation in Linux kernel before 2.6.31-rc6 calls certain functions without properly initializing certain data, which allows local users to cause a denial of service (NULL pointer dereference and O_DIRECT oops), as demonstrated using diotest4 from LTP.

Which versions are affected by CVE-2011-4325?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2011-4325?

Upgrade to a fixed version.

Is CVE-2011-4325 being exploited?

There is no known exploitation of CVE-2011-4325 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-p593-rppc-3mvr.