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Last updated: 5/27/2016 1:36:05 AM

CVE Publication rate: 21.13

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Vulnerability Workload Index: 12.72
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National Cyber Awareness System

Vulnerability Summary for CVE-2006-1856

Original release date: 05/19/2006
Last revised: 08/21/2010
Source: US-CERT/NIST

Overview

Certain modifications to the Linux kernel 2.6.16 and earlier do not add the appropriate Linux Security Modules (LSM) file_permission hooks to the (1) readv and (2) writev functions, which might allow attackers to bypass intended access restrictions.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.5 HIGH
Impact Subscore: 6.4
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Provides user account access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: BID
Name: 18105
External Source: MLIST
Name: [linux-kernel] 20060426 [PATCH] LSM: add missing hook to do_compat_readv_writev()
External Source: DEBIAN
Name: DSA-1184
External Source: UBUNTU
Name: USN-302-1
External Source: REDHAT
Name: RHSA-2006:0493
External Source: OVAL
Name: oval:org.mitre.oval:def:9927
External Source: CONFIRM
Name: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=191524
External Source: MANDRIVA
Name: MDKSA-2006:123
External Source: MLIST
Name: [linux-security-module] 20050928 readv/writev syscalls are not checked by lsm
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2006-161.htm

References to Check Content

Identifier: oval:org.mitre.oval:def:9927
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Vulnerable software and versions

+ Configuration 1
+ OR
cpe:/o:linux:linux_kernel:2.6.0
cpe:/o:linux:linux_kernel:2.6.0:test1
cpe:/o:linux:linux_kernel:2.6.0:test10
cpe:/o:linux:linux_kernel:2.6.0:test11
cpe:/o:linux:linux_kernel:2.6.0:test2
cpe:/o:linux:linux_kernel:2.6.0:test3
cpe:/o:linux:linux_kernel:2.6.0:test4
cpe:/o:linux:linux_kernel:2.6.0:test5
cpe:/o:linux:linux_kernel:2.6.0:test6
cpe:/o:linux:linux_kernel:2.6.0:test7
cpe:/o:linux:linux_kernel:2.6.0:test8
cpe:/o:linux:linux_kernel:2.6.0:test9
cpe:/o:linux:linux_kernel:2.6.1
cpe:/o:linux:linux_kernel:2.6.1:rc1
cpe:/o:linux:linux_kernel:2.6.1:rc2
cpe:/o:linux:linux_kernel:2.6.10
cpe:/o:linux:linux_kernel:2.6.10:rc2
cpe:/o:linux:linux_kernel:2.6.11
cpe:/o:linux:linux_kernel:2.6.11.11
cpe:/o:linux:linux_kernel:2.6.11.12
cpe:/o:linux:linux_kernel:2.6.11.5
cpe:/o:linux:linux_kernel:2.6.11.6
cpe:/o:linux:linux_kernel:2.6.11.7
cpe:/o:linux:linux_kernel:2.6.11.8
cpe:/o:linux:linux_kernel:2.6.11:rc2
cpe:/o:linux:linux_kernel:2.6.11:rc3
cpe:/o:linux:linux_kernel:2.6.11:rc4
cpe:/o:linux:linux_kernel:2.6.12.1
cpe:/o:linux:linux_kernel:2.6.12.2
cpe:/o:linux:linux_kernel:2.6.12.3
cpe:/o:linux:linux_kernel:2.6.12.4
cpe:/o:linux:linux_kernel:2.6.12.5
cpe:/o:linux:linux_kernel:2.6.12.6
cpe:/o:linux:linux_kernel:2.6.12:rc1
cpe:/o:linux:linux_kernel:2.6.12:rc4
cpe:/o:linux:linux_kernel:2.6.12:rc5
cpe:/o:linux:linux_kernel:2.6.13
cpe:/o:linux:linux_kernel:2.6.13.1
cpe:/o:linux:linux_kernel:2.6.13.2
cpe:/o:linux:linux_kernel:2.6.13.3
cpe:/o:linux:linux_kernel:2.6.13.4
cpe:/o:linux:linux_kernel:2.6.13:rc1
cpe:/o:linux:linux_kernel:2.6.13:rc4
cpe:/o:linux:linux_kernel:2.6.13:rc6
cpe:/o:linux:linux_kernel:2.6.13:rc7
cpe:/o:linux:linux_kernel:2.6.14
cpe:/o:linux:linux_kernel:2.6.14.1
cpe:/o:linux:linux_kernel:2.6.14.2
cpe:/o:linux:linux_kernel:2.6.14.3
cpe:/o:linux:linux_kernel:2.6.14.4
cpe:/o:linux:linux_kernel:2.6.14.5
cpe:/o:linux:linux_kernel:2.6.14:rc1
cpe:/o:linux:linux_kernel:2.6.14:rc2
cpe:/o:linux:linux_kernel:2.6.14:rc3
cpe:/o:linux:linux_kernel:2.6.14:rc4
cpe:/o:linux:linux_kernel:2.6.15
cpe:/o:linux:linux_kernel:2.6.15.1
cpe:/o:linux:linux_kernel:2.6.15.2
cpe:/o:linux:linux_kernel:2.6.15.3
cpe:/o:linux:linux_kernel:2.6.15.4
cpe:/o:linux:linux_kernel:2.6.15.5
cpe:/o:linux:linux_kernel:2.6.15:rc1
cpe:/o:linux:linux_kernel:2.6.15:rc3
cpe:/o:linux:linux_kernel:2.6.16
cpe:/o:linux:linux_kernel:2.6.2
cpe:/o:linux:linux_kernel:2.6.3
cpe:/o:linux:linux_kernel:2.6.4
cpe:/o:linux:linux_kernel:2.6.5
cpe:/o:linux:linux_kernel:2.6.6
cpe:/o:linux:linux_kernel:2.6.6:rc1
cpe:/o:linux:linux_kernel:2.6.7
cpe:/o:linux:linux_kernel:2.6.7:rc1
cpe:/o:linux:linux_kernel:2.6.8
cpe:/o:linux:linux_kernel:2.6.8:rc1
cpe:/o:linux:linux_kernel:2.6.8:rc2
cpe:/o:linux:linux_kernel:2.6.8:rc3
cpe:/o:linux:linux_kernel:2.6.9:2.6.20
cpe:/o:linux:linux_kernel:2.6_test9_cvs

* Denotes Vulnerable Software
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Technical Details

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