kernel: qla2xxx NPIV vport management pseudofiles are world writable

A certain Red Hat configuration step for the qla2xxx driver in the Linux kernel 2.6.18 on Red Hat Enterprise Linux RHEL 5, when NPort ID Virtualization NPIV hardware is used, sets world-writable permissions for the 1 vportcreate and 2 vportdelete files under /sys/class/scsihost/, which allows loc...

kernel: megaraid_sas permissions in sysfs

The pollmodeio file for the megaraidsas driver in the Linux kernel 2.6.31.6 and earlier has world-writable permissions, which allows local users to change the I/O mode of the driver by modifying this file...

Important: Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update

Updated kernel-rt packages that fix security issues, two bugs, and add two enhancements are now available for Red Hat Enterprise MRG 1.2. This update has been rated as having important security impact by the Red Hat Security Response Team. The kernel-rt packages contain the Linux kernel, the core...

kernel: megaraid_sas permissions in sysfs

The pollmodeio file for the megaraidsas driver in the Linux kernel 2.6.31.6 and earlier has world-writable permissions, which allows local users to change the I/O mode of the driver by modifying this file...

kernel: md: NULL pointer deref when accessing suspend_* sysfs attributes

The md driver drivers/md/md.c in the Linux kernel before 2.6.30.2 might allow local users to cause a denial of service NULL pointer dereference via vectors related to "suspend sysfs attributes" and the 1 suspendlostore or 2 suspendhistore functions. NOTE: this is only a vulnerability when sysfs i...

RHEL 5 : kernel (RHSA-2009:1455)

The remote Redhat Enterprise Linux 5 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2009:1455 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security fix: a NULL pointer dereference flaw was found in the...

kernel: md: NULL pointer deref when accessing suspend_* sysfs attributes

The md driver drivers/md/md.c in the Linux kernel before 2.6.30.2 might allow local users to cause a denial of service NULL pointer dereference via vectors related to "suspend sysfs attributes" and the 1 suspendlostore or 2 suspendhistore functions. NOTE: this is only a vulnerability when sysfs i...

Moderate: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that fix one security issue and several bugs are now available for Red Hat Enterprise Linux 5. This update has been rated as having moderate security impact by the Red Hat Security Response Team. Updated 23rd February 2010 This update adds references to two KBase articles...

Linux kernel md驱动本地拒绝服务漏洞

CVECAN ID: CVE-2009-2849 Linux Kernel是开放源码操作系统Linux所使用的内核。 Linux Kernel的md驱动（drivers/md/md.c）中存在拒绝服务漏洞，本地用户可以通过suspend sysfs属性和suspendlostore或suspendhistore函数触发空指针引用。只有在sysfs可写的情况下才可以利用这个漏洞。以下是有漏洞的代码段： static ssizet suspendlostoremddevt mddev, const char buf, sizet len char e; unsigned long long...

Null pointer dereference

The md driver drivers/md/md.c in the Linux kernel before 2.6.30.2 might allow local users to cause a denial of service NULL pointer dereference via vectors related to "suspend sysfs attributes" and the 1 suspendlostore or 2 suspendhistore functions. NOTE: this is only a vulnerability when sysfs i...

CVE-2009-2849

The md driver drivers/md/md.c in the Linux kernel before 2.6.30.2 might allow local users to cause a denial of service NULL pointer dereference via vectors related to "suspend sysfs attributes" and the 1 suspendlostore or 2 suspendhistore functions. NOTE: this is only a vulnerability when sysfs i...

CVE-2009-2849

The md driver drivers/md/md.c in the Linux kernel before 2.6.30.2 might allow local users to cause a denial of service NULL pointer dereference via vectors related to "suspend sysfs attributes" and the 1 suspendlostore or 2 suspendhistore functions. NOTE: this is only a vulnerability when sysfs i...

CVE-2009-2849

CVE-2009-2849 affects the Linux kernel md driver (drivers/md/md.c) prior to version 2.6.30.2. The issue allows local attackers to trigger a NULL pointer dereference in suspend_lo_store and suspend_hi_store via writable sysfs suspend_* attributes, potentially causing a denial of service. The vulne...

CVE-2009-2849

The md driver drivers/md/md.c in the Linux kernel before 2.6.30.2 might allow local users to cause a denial of service NULL pointer dereference via vectors related to "suspend sysfs attributes" and the 1 suspendlostore or 2 suspendhistore functions. NOTE: this is only a vulnerability when sysfs i...

Ordinary users by udev vulnerability to elevate to root permissions demo-vulnerability warning-the black bar safety net

Recently exposed by the udev permissions hint of vulnerability, as long as with normal user permissions, you can elevate to root privileges, the experiment a handful, really easy to upgrade. Put the following code saved as test. sh file !/ bin/sh Linux 2.6 bug found by Sebastian Krahmer lame splo...

Fedora Core 10 FEDORA-2009-3711 (udev)

The remote host is missing an update to udev announced via advisory FEDORA-2009-3711. OpenVAS Vulnerability Test $Id: fcore20093711.nasl 6624 2017-07-10 06:11:55Z cfischer $ Description: Auto-generated from advisory FEDORA-2009-3711 udev Authors: Thomas Reinke Copyright: Copyright c 2009 E-Soft...

[SECURITY] Fedora 10 Update: udev-127-5.fc10

The udev package contains an implementation of devfs in userspace using sysfs and netlink...

[SECURITY] Fedora 9 Update: udev-124-4.fc9

The udev package contains an implementation of devfs in userspace using sysfs and netlink...

kernel: dell_rbu local oops

drivers/firmware/dellrbu.c in the Linux kernel before 2.6.27.13, and 2.6.28.x before 2.6.28.2, allows local users to cause a denial of service system crash via a read system call that specifies zero bytes from the 1 imagetype or 2 packetsize file in /sys/devices/platform/dellrbu/...

Important: kernel security and bug fix update

2.6.18-53.1.6.0.1.el5 - NET Add entropy support to e1000 and bnx2 John Sobecki ORA 6045759 - NET Fix msi issue with kexec/kdump Michael Chan ORA 6219364 - MM Fix allocpagesnode static nid' race made kernel crash Joe Jin ORA 6187457 - splice Fix bad unlockpage in error case Jens Axboe ORA 6263574 ...