CVE-2005-3857

Linux Kernel < 2.6.15 - Denial of Service via Lease Time-Out Log Flooding

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2005-3857. PoCs published by Avi Kivity.

AI-analyzed exploit summary This exploit repeatedly acquires and releases file leases on a target file, causing excessive kernel memory consumption due to logging events when leases timeout. This leads to a denial-of-service condition by exhausting kernel memory.

Description

The time_out_leases function in locks.c for Linux kernel before 2.6.15-rc3 allows local users to cause a denial of service (kernel log message consumption) by causing a large number of broken leases, which is recorded to the log using the printk function.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Avi Kivity · cdoslinux
https://www.exploit-db.com/exploits/26648

This exploit repeatedly acquires and releases file leases on a target file, causing excessive kernel memory consumption due to logging events when leases timeout. This leads to a denial-of-service condition by exhausting kernel memory.

Classification
Working Poc 100%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Linux kernel versions prior to 2.6.15-rc3
No auth needed
Prerequisites: Local access to the target system · Ability to open and manipulate file leases
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (26)

Core 26
Core References
Vendor Advisory vendor-advisory x_refsource_trustix
http://www.trustix.org/errata/2005/0070
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/231-1/
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2005/2649
Vendor Advisory vendor-advisory x_refsource_redhat
http://www.redhat.com/support/errata/RHSA-2006-0140.html
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/19369
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/18203
Vendor Advisory vendor-advisory x_refsource_redhat
http://www.redhat.com/support/errata/RHSA-2006-0101.html
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2006/dsa-1018
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9727
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/19607
Third Party Advisory, VDB Entry vendor-advisory x_refsource_fedora
http://www.securityfocus.com/archive/1/428058/100/0/threaded
Mailing List mailing-list x_refsource_mlist
http://marc.info/?l=linux-kernel&m=113190437101622&w=2
Third Party Advisory, VDB Entry vendor-advisory x_refsource_fedora
http://www.securityfocus.com/archive/1/427981/100/0/threaded
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/18510
Third Party Advisory, VDB Entry vendor-advisory x_refsource_fedora
http://www.securityfocus.com/archive/1/428028/100/0/threaded
Mailing List mailing-list x_refsource_mlist
http://marc.info/?l=linux-kernel&m=113175851920568&w=2
Vendor Advisory vendor-advisory x_refsource_sgi
ftp://patches.sgi.com/support/free/security/advisories/20060402-01-U
Vendor Advisory vendor-advisory x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDKSA-2006:072
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/15627
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2006/dsa-1017
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/19374
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/17787
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/17786
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/18562

Scores

EPSS 0.0084
EPSS Percentile 53.0%

Details

CWE
CWE-399
Status published
Products (13)
linux/linux_kernel 2.6.0
linux/linux_kernel 2.6.1 (4 CPE variants)
linux/linux_kernel 2.6.2 (4 CPE variants)
linux/linux_kernel 2.6.3 (5 CPE variants)
linux/linux_kernel 2.6.4 (4 CPE variants)
linux/linux_kernel 2.6.5 (4 CPE variants)
linux/linux_kernel 2.6.6 (4 CPE variants)
linux/linux_kernel 2.6.7 (4 CPE variants)
linux/linux_kernel 2.6.8 (5 CPE variants)
linux/linux_kernel 2.6.8.1
... and 3 more
Published Nov 27, 2005
Tracked Since Feb 18, 2026