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CVE-2009-3888

MediumPublished

The do_mmap_pgoff function in mm/nommu.c in the Linux kernel before 2.6.31.6, when the CPU lacks a memory management unit, allows local users to cause a...

Published: Nov 16, 2009
Updated: Aug 7, 2024
Assigning CNA: redhat
Evidence observed: Nov 9, 2009

Primary CVSS

4.9/ 10Medium

nvd · CVSS 2.0

AV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS probability estimate

0.7%

Low · next 30 days

Percentile: 53.0%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

The do_mmap_pgoff function in mm/nommu.c in the Linux kernel before 2.6.31.6, when the CPU lacks a memory management unit, allows local users to cause a denial of service (OOPS) via an application that attempts to allocate a large amount of memory.

Sources

Linux Kernel 2.6.x - 'fput()' Null Pointer Dereference Local Denial of ServiceExploit
David Howells · linux · Nov 9, 2009

Responsible use

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