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CVE-2005-3783

4.9 · MEDIUM

The ptrace functionality (ptrace.c) in Linux kernel 2.6 before 2.6.14.2, using CLONE_THREAD, does not use the thread group ID to check whether it is attaching to itself, which allows local users to…

Published Nov 23, 2005linuxEPSS 0.43%

Overview

CVE-2005-3783 is a medium-severity vulnerability affecting linux linux_kernel. It was published on November 23, 2005 and has a CVSS 2.0 base score of 4.9 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The ptrace functionality (ptrace.c) in Linux kernel 2.6 before 2.6.14.2, using CLONE_THREAD, does not use the thread group ID to check whether it is attaching to itself, which allows local users to cause a denial of service (crash).

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel 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

Refftp://patches.sgi.com/support/free/security/advisories/20060402-01-URefsecunia.com/advisories/17761Refsecunia.com/advisories/17787Refsecunia.com/advisories/17917Refsecunia.com/advisories/17918Refsecunia.com/advisories/18203Refsecunia.com/advisories/19369Refsecunia.com/advisories/19374Refsecunia.com/advisories/19607Refwww.debian.org/security/2006/dsa-1017

How CyberStrike helps

Frequently asked questions

What is CVE-2005-3783?

CVE-2005-3783 is a medium-severity vulnerability affecting linux linux_kernel. It was published on November 23, 2005 and has a CVSS 2.0 base score of 4.9 (MEDIUM).

How severe is CVE-2005-3783?

This vulnerability has a CVSS 2.0 base score of 4.9, rated MEDIUM. 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-2005-3783?

Check the references section for vendor advisories and patches from linux. Update linux_kernel 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-2005-3783?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2005-3783 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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