CVE-2005-3783
The ptrace functionality (ptrace.c) in Linux kernel 2.6 before 2.6.14.2, using CLONE_THREAD, does...
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 38th percentile. No source names a fixed version.
- Severity
- 4.9 MediumCVSS 2.0, NVD
- Exploit chance
- 0.43%EPSS, 38th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
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).
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
kernel-source-2.6.8Debian: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-2.4.27Debian: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 |
What each source reports
NVD Score used
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).
- Record
CVE-2005-3783- CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
CVE ListNo score
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).
- Record
CVE-2005-3783- Updated
- 2026-11-02
EUVDEUVD-2005-3778No score
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).
- Record
EUVD-2005-3778- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mm4x-g8fm-x6cgNo score
The ptrace functionality (ptrace.c) in Linux kernel 2.6 before 2.6.14.2, using CLONE_THREAD, does...
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).
- Record
GHSA-mm4x-g8fm-x6cg- Updated
- 2026-11-02
OSVBELL-CVE-2005-3783
CVE-2005-3783 does not affect BellSoft software
- Record
BELL-CVE-2005-3783- CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
secunia.com/advisories/17917
kernel.org/git?p=linux/kernel/git/gregkh/linux-2.6.14.y.git%3Ba=blobdiff%3Bh=fcfc4568b45f3f190ba320b0d5853836921cb8bc%3Bhp=019e04ec065a55d8f28157d3a1f7ba06cafd347f%3Bhb=082d52c56f642d21b771a13221068d40915a1409%3Bf=kernel/ptrace.c
securityfocus.com/advisories/9806
bugzilla.redhat.com/bugzilla/show_bug.cgi?id=174075
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debian.org/security/2006/dsa-1018
mandriva.com/security/advisories?name=MDKSA-2006:018
usn.ubuntu.com/231-1
nvd.nist.gov/vuln/detail/CVE-2005-3783
github.com/advisories/GHSA-mm4x-g8fm-x6cg
docs.bell-sw.com/security/cves/CVE-2005-3783