National Cyber-Alert System
Vulnerability Summary for CVE-2008-5395
Original release date:12/09/2008
Last revised:05/13/2009
Source:
US-CERT/NIST
Overview
The parisc_show_stack function in arch/parisc/kernel/traps.c in the Linux kernel before 2.6.28-rc7 on PA-RISC allows local users to cause a denial of service (system crash) via vectors associated with an attempt to unwind a stack that contains userspace addresses.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
- Official Statement from Red Hat (12/09/2008)
-
Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5 or Red Hat Enterprise MRG. Red Hat does not provide support for the Linux kernel on the PA-RISC architecture.
References to Advisories, Solutions, and Tools
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External Source: XF
Name: linux-kernel-pariscshowstack-dos(47075)
External Source: UBUNTU
Name: USN-715-1
External Source: BID
Name: 32636
External Source: DEBIAN
Name: DSA-1794
External Source: DEBIAN
Name: DSA-1787
External Source: SECUNIA
Name: 35011
External Source: SECUNIA
Name: 34981
External Source: SECUNIA
Name: 33756
External Source: SECUNIA
Name: 32933
Type: Advisory
External Source: MLIST
Name: [linux-parisc] 20080729 [PATCH] fix unwind crash - was: Re: 2.6.26 kernel crash
External Source: CONFIRM
Name: http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.28-rc7
External Source: CONFIRM
Name: http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.27.y.git;a=commit;h=7a3f5134a8f5bd7fa38b5645eef05e8a4eb62951