National Cyber-Alert System
Vulnerability Summary for CVE-2008-3247
Original release date:07/24/2008
Last revised:09/10/2008
Source:
US-CERT/NIST
Overview
The LDT implementation in the Linux kernel 2.6.25.x before 2.6.25.11 on x86_64 platforms uses an incorrect size for ldt_desc, which allows local users to cause a denial of service (system crash) or possibly gain privileges via unspecified vectors.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
- Official Statement from Red Hat (07/30/2008)
-
Not vulnerable. This issue did not affect the versions of the Linux kernel as shipped
with Red Hat Enterprise Linux 2.1, 3, 4, 5 or Red Hat Enterprise MRG.
References to Advisories, Solutions, and Tools
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External Source: SUSE
Name: SUSE-SA:2008:037
Type: Patch Information
External Source: XF
Name: linux-kernel-ldt-dos(43979)
External Source: SECTRACK
Name: 1020544
External Source: BID
Name: 30351
External Source: CONFIRM
Name: http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.25.11
External Source: SECUNIA
Name: 31202
External Source: SECUNIA
Name: 31172
External Source: CONFIRM
Name: http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.26
External Source: CONFIRM
Name: http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.25.y.git;a=commit;h=74454a6a286bfce4bb23d89bd465f856fa6a6e19