| From: |
| Eren Turkay <eren@pardus.org.tr> |
| To: |
| pardus-security@pardus.org.tr |
| Subject: |
| [Pardus-security] [PLSA 2010-48] Kernel: Denial of Service |
| Date: |
| Fri, 9 Apr 2010 10:32:26 +0300 (EEST) |
| Message-ID: |
| <20100409073226.32A4BA7AB6D@lider.pardus.org.tr> |
| Archive-link: |
| Article, Thread
|
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Pardus Linux Security Advisory 2010-48 security@pardus.org.tr
------------------------------------------------------------------------
Date: 2010-04-09
Severity: 3
Type: Local
------------------------------------------------------------------------
Summary
=======
A vulnerability and a security issue have been fixed, which can be
exploited by malicious, local users to bypass certain security
restrictions, cause a DoS (Denial of Service), and potentially gain
escalated privileges.
Description
===========
CVE-2010-0622:
The wake_futex_pi function in kernel/futex.c in the Linux kernel does
not properly handle certain unlock operations for a Priority Inheritance
(PI) futex, which allows local users to cause a denial of service (OOPS)
and possibly have unspecified other impact via vectors involving
modification of the futex value from user space.
CVE-2010-0623:
The futex_lock_pi function in kernel/futex.c in the Linux kernel does
not properly manage a certain reference count, which allows local users
to cause a denial of service (OOPS) via vectors involving an unmount of
an ext3 filesystem.
Affected packages:
Pardus 2008:
kernel, all before 2.6.25.20-114-58
Resolution
==========
There are update(s) for kernel. You can update them via Package Manager
or with a single command from console:
pisi up kernel
References
==========
* http://bugs.pardus.org.tr/show_bug.cgi?id=12311
* http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-0622
* http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-0623
------------------------------------------------------------------------
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