CVE-2005-3274

Name: CVE-2005-3274
Creator: NVD / NIST
Published: 2005-10-21T01:02:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.7/10EPSS 0.39%

Last modified Jun 16, 2026

CVE-2005-3274 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. Race condition in ip_vs_conn_flush in Linux 2.6 before 2.6.13 and 2.4 before 2.4.32-pre2, when running on SMP systems, allows local users to cause a denial of service (null dereference) by causing a connection timer to expire while the connection table is being flushed before the appropriate lock is acquired.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

Race condition in ip_vs_conn_flush in Linux 2.6 before 2.6.13 and 2.4 before 2.4.32-pre2, when running on SMP systems, allows local users to cause a denial of service (null dereference) by causing a connection timer to expire while the connection table is being flushed before the appropriate lock is acquired.

Metrics

CVSS 3.1

4.7/10

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

EPSS Probability

0.39%

31.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 2.4.0, <= 2.4.31
Linux	Linux Kernel	>= 2.6.0, < 2.6.13
Debian	Debian Linux	3.1

References

http://lkml.org/lkml/2005/6/23/249Mailing List, Patch
http://lkml.org/lkml/2005/6/24/173Mailing List, Patch
http://secunia.com/advisories/17826Broken Link
http://secunia.com/advisories/18056Broken Link
http://secunia.com/advisories/18684Broken Link
http://secunia.com/advisories/18977Broken Link
http://www.debian.org/security/2005/dsa-922Third Party Advisory
http://www.kernel.org/git/?p=linux/kernel/git/marcelo/linux-2.4.git%3Ba=commit%3Bh=e684f066dff5628bb61ad1912de6e8058b5b4c7dPatch
http://www.mandriva.com/security/advisories?name=MDKSA-2005:218Patch, Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:219Patch, Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:220Patch, Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:235Patch, Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2005-663.htmlBroken Link
http://www.redhat.com/support/errata/RHSA-2006-0190.htmlBroken Link
http://www.securityfocus.com/archive/1/427980/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/archive/1/427981/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/15528Broken Link, Third Party Advisory, VDB Entry
http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2006:044Product
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11723Broken Link
https://usn.ubuntu.com/219-1/Broken Link
http://lkml.org/lkml/2005/6/23/249Mailing List, Patch
http://lkml.org/lkml/2005/6/24/173Mailing List, Patch
http://secunia.com/advisories/17826Broken Link
http://secunia.com/advisories/18056Broken Link
http://secunia.com/advisories/18684Broken Link
http://secunia.com/advisories/18977Broken Link
http://www.debian.org/security/2005/dsa-922Third Party Advisory
http://www.kernel.org/git/?p=linux/kernel/git/marcelo/linux-2.4.git%3Ba=commit%3Bh=e684f066dff5628bb61ad1912de6e8058b5b4c7dPatch
http://www.mandriva.com/security/advisories?name=MDKSA-2005:218Patch, Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:219Patch, Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:220Patch, Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:235Patch, Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2005-663.htmlBroken Link
http://www.redhat.com/support/errata/RHSA-2006-0190.htmlBroken Link
http://www.securityfocus.com/archive/1/427980/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/archive/1/427981/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/15528Broken Link, Third Party Advisory, VDB Entry
http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2006:044Product
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11723Broken Link
https://usn.ubuntu.com/219-1/Broken Link

Timeline

Published: Oct 21, 2005
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2005-3274?

How severe is CVE-2005-3274?

CVE-2005-3274 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2005-3274?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2005-3274?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST