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CVE-2005-2100

2.1 · LOW

The rw_vm function in usercopy.c in the 4GB split patch for the Linux kernel in Red Hat Enterprise Linux 4 does not perform proper bounds checking, which allows local users to cause a denial of ser…

Published Oct 25, 2005redhatEPSS 0.39%

Overview

CVE-2005-2100 is a low-severity vulnerability affecting redhat enterprise_linux. It was published on October 25, 2005 and has a CVSS 2.0 base score of 2.1 (LOW).

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The rw_vm function in usercopy.c in the 4GB split patch for the Linux kernel in Red Hat Enterprise Linux 4 does not perform proper bounds checking, which allows local users to cause a denial of service (crash).

Remediation

Check the references section for vendor advisories and patches from redhat. Update enterprise_linux to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refsecunia.com/advisories/17073Refwww.redhat.com/support/errata/RHSA-2005-514.htmlRefbugzilla.redhat.com/bugzilla/show_bug.cgi?id=165547Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11556Refsecunia.com/advisories/17073Refwww.redhat.com/support/errata/RHSA-2005-514.htmlRefbugzilla.redhat.com/bugzilla/show_bug.cgi?id=165547Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11556

How CyberStrike helps

Frequently asked questions

What is CVE-2005-2100?

CVE-2005-2100 is a low-severity vulnerability affecting redhat enterprise_linux. It was published on October 25, 2005 and has a CVSS 2.0 base score of 2.1 (LOW).

How severe is CVE-2005-2100?

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2005-2100?

Check the references section for vendor advisories and patches from redhat. Update enterprise_linux to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2005-2100?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2005-2100 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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