What is CVE-2005-3847?

CVE-2005-3847 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Improper Locking flaw (CWE-667). CVE-2005-3847 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2005-3847?

CVE-2005-3847 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2005-3847?

No patch is currently available for CVE-2005-3847. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2005-3847 actively exploited?

CVE-2005-3847 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Improper Locking (CWE-667)?

The product does not properly acquire or release a lock, which can lead to unexpected behaviour. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/667.html

CVE-2005-3847

Medium

The handle_stop_signal function in signal.c in Linux kernel 2.6.11 up to other versions before 2.6.13 and 2.6.12.6 allows local users to cause a denial of service (deadlock) by sending a SIGKILL to a real-time threaded process while it is performing a core dump.

Package Linux Kernel

Published 2005-11-27

Last modified 2026-04-16

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness type

CWE-667

CVE-2005-3847 is a Improper Locking vulnerability

What is Improper Locking?

The product does not properly acquire or release a lock, which can lead to unexpected behaviour. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2005-3847 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Lists
http://lists.suse.de/archive/suse-security-announce/2006-Feb/0010.html

Broken Link
Secunia
http://secunia.com/advisories/19038

Broken Link Vendor Advisory
Secunia
http://secunia.com/advisories/19374

Broken Link Vendor Advisory
Kernel.org
http://www.kernel.org/git/?p=linux/kernel/git/chrisw/stable-queue.git%3Ba=blob%3Bh=f6cc7e101c49f356e4c4df5cca1ff352a0f01dd5%3Bhb=9c5fcb99af7c157be45e9d53aeb857ded5211fcd%3Bf=2.6.12.6/nptl-signal-delivery-deadlock-fix.patch

Broken Link
Kernel.org
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=dd12f48d4e8774415b528d3991ae47c28f26e1ac%3Bhp=ade6648b3b11a5d81f6f28135193ab6d85d621db

Broken Link
Securityfocus
http://www.securityfocus.com/bid/16856

Broken Link Third Party Advisory VDB Entry
Kernel patch commit
http://marc.info/?l=linux-kernel&m=112430346613450&w=2
Patch
Kernel patch commit
http://marc.info/?l=linux-kernel&m=112508422716574&w=2
Patch
Kernel patch commit
http://www.debian.org/security/2006/dsa-1017
Patch

Details

CVE ID CVE-2005-3847

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2005-11-27

Modified 2026-04-16

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2005-3847?

CVE-2005-3847 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Improper Locking flaw (CWE-667) . CVE-2005-3847 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2005-3847?

CVE-2005-3847 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2005-3847?

No patch is currently available for CVE-2005-3847. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2005-3847 actively exploited?

No — CVE-2005-3847 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Improper Locking (CWE-667)?

The product does not properly acquire or release a lock, which can lead to unexpected behaviour. View CWE-667 on MITRE CWE →