National Cyber-Alert System

Vulnerability Summary for CVE-2008-4410

Overview

The vmi_write_ldt_entry function in arch/x86/kernel/vmi_32.c in the Virtual Machine Interface (VMI) in the Linux kernel 2.6.26.5 invokes write_idt_entry where write_ldt_entry was intended, which allows local users to cause a denial of service (persistent application failure) via crafted function calls, related to the Java Runtime Environment (JRE) experiencing improper LDT selector state, a different vulnerability than CVE-2008-3247.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

Vendor Statments (disclaimer)

Official Statement from Red Hat (01/01/1900)

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.

References to Advisories, Solutions, and Tools

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External Source: FEDORA

Name: FEDORA-2008-8929

Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00693.html

External Source: FEDORA

Name: FEDORA-2008-8980

Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00689.html

External Source: XF

Name: linux-kernel-vmiwriteldtentry-dos(45687)

Hyperlink:http://xforce.iss.net/xforce/xfdb/45687

External Source: BID

Name: 31565

Hyperlink:http://www.securityfocus.com/bid/31565

External Source: MLIST

Name: [oss-security] 20081003 CVE request: kernel: x86: Fix broken LDT access in VMI

Hyperlink:http://www.openwall.com/lists/oss-security/2008/10/03/3

External Source: SECUNIA

Name: 32386

Hyperlink:http://secunia.com/advisories/32386

External Source: SECUNIA

Name: 32124

Hyperlink:http://secunia.com/advisories/32124

External Source: OSVDB

Name: 48743

Hyperlink:http://osvdb.org/48743

External Source: SUSE

Name: SUSE-SA:2008:053

Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00010.html

External Source: CONFIRM

Name: http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git;a=commit;h=de59985e3a623d4d5d6207f1777398ca0606ab1c

Hyperlink:http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git;a=commit;h=de59985e3a623d4d5d6207f1777398ca0606ab1c