CVE-2005-3783

The ptrace functionality (ptrace.c) in Linux kernel 2.6 before 2.6.14.2, using CLONE_THREAD, does...

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 cause a denial of service (crash).

Exploit likelihood

0.43%Down 1.1 points since Feb 4, 2022

What each source reports

NVD Score used 4.9

Record: CVE-2005-3783
CVSS 2.0: 4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Updated: 2026-11-02

CVE List No score

Record: CVE-2005-3783
Updated: 2026-11-02

EUVDEUVD-2005-3778 No score

Record: EUVD-2005-3778
Updated: 2026-11-03

GitHub AdvisoriesGHSA-mm4x-g8fm-x6cg No score

The ptrace functionality (ptrace.c) in Linux kernel 2.6 before 2.6.14.2, using CLONE_THREAD, does...

Record: GHSA-mm4x-g8fm-x6cg
Updated: 2026-11-02

OSVBELL-CVE-2005-3783 4.9

CVE-2005-3783 does not affect BellSoft software

Record: BELL-CVE-2005-3783
CVSS 2.0: 4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Updated: 2026-11-02

Affected products

linux kernel

Affected packages

Affected packages
Package	Affected	Fixed
`kernel-source-2.6.8` Debian:3.1 From an advisory covering 30 CVEs	before 2.6.8-16sarge2, plus listed versions 2.6.8-162.6.8-16sarge1	2.6.8-16sarge2
`kernel-source-2.4.27` Debian:3.1 From an advisory covering 16 CVEs	before 2.4.27-10sarge2, plus listed versions 2.4.27-102.4.27-10sarge1	2.4.27-10sarge2

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2005-3783 is a medium vulnerability (CVSS 4.9) in Linux Kernel, published November 23, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.43%, the 37th percentile. No source names a fixed version.

References

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