CVE-2006-4813: Low severity Linux Linux kernel vulnerability
Published Oct 12, 2006
·Updated
The blockpreparewrite function in fs/buffer.c for Linux kernel 2.6.x before 2.6.13 does not properly clear buffers during certain error conditions, which allows local users to read portions of files that have been unlinked.
Affected Software
106 affected components
Linux Linux kernel=2.6.11-rc3
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.4-rc3
Linux Linux kernel=2.6.11
Linux Linux kernel=2.6.12-rc1
Linux Linux kernel=2.6.12-rc4
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.4-rc1
Linux Linux kernel=2.6.11.2
Linux Linux kernel=2.6.5
Linux Linux kernel=2.6.11.10
Linux Linux kernel=2.6.10-rc3
Linux Linux kernel=2.6.1
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.7-rc3
Linux Linux kernel=2.6.3-rc2
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.11.8
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.10
Linux Linux kernel=2.6.11.6
Linux Linux kernel=2.6.11.11
Linux Linux kernel=2.6.0-test5
Linux Linux kernel=2.6.3
Linux Linux kernel=2.6.0-test2
Linux Linux kernel=2.6.9-rc1
Linux Linux kernel=2.6.4
Linux Linux kernel=2.6_test9_cvs
Linux Linux kernel=2.6.11.5
Linux Linux kernel=2.6.7-rc1
Linux Linux kernel=2.6.9-rc3
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.8-rc4
Linux Linux kernel=2.6.2
Linux Linux kernel=2.6.6-rc3
Linux Linux kernel=2.6.12-rc5
Linux Linux kernel=2.6.1-rc3
Linux Linux kernel=2.6.8-rc1
Linux Linux kernel=2.6.0-test11
Linux Linux kernel=2.6.2-rc3
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.4-rc2
Linux Linux kernel=2.6.12-rc2
Linux Linux kernel=2.6.1-rc2
Linux Linux kernel=2.6.11-rc4
Linux Linux kernel=2.6.8
Linux Linux kernel=2.6.3-rc3
Linux Linux kernel=2.6.0-test1
Linux Linux kernel=2.6.12.5
Linux Linux kernel=2.6.7-rc2
Linux Linux kernel=2.6.0-test6
Linux Linux kernel=2.6.12-rc3
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.12.1
Linux Linux kernel=2.6.11.9
Linux Linux kernel=2.6.10-rc2
Linux Linux kernel=2.6.0-test4
Linux Linux kernel=2.6.2-rc1
Linux Linux kernel=2.6.0
Linux Linux kernel=2.6.5-rc1
Linux Linux kernel=2.6.12.2
Linux Linux kernel=2.6.11-rc1
Linux Linux kernel=2.6.6-rc2
Linux Linux kernel=2.6.9-rc2
Linux Linux kernel=2.6.0-test10
Linux Linux kernel=2.6.0-test9
Linux Linux kernel=2.6.10-rc1
Linux Linux kernel=2.6.12.4
Linux Linux kernel=2.6.11.3
Linux Linux kernel=2.6.9-rc4
Linux Linux kernel=2.6.12.3
Linux Linux kernel=2.6.7
Linux Linux kernel=2.6.11-rc2
Linux Linux kernel=2.6.3-rc4
Linux Linux kernel=2.6.1-rc1
Linux Linux kernel=2.6.6-rc1
Linux Linux kernel=2.6.9-2.6.20
Linux Linux kernel=2.6.12.6
Linux Linux kernel=2.6.11.7
Linux Linux kernel=2.6.5-rc2
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.0-test7
Linux Linux kernel=2.6.5-rc3
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.2-rc2
Linux Linux kernel=2.6.8.1
Linux Linux kernel=2.6.12-rc6
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.11-rc5
Linux Linux kernel=2.6.8-rc2
Linux Linux kernel=2.6.3-rc1
Linux Linux kernel=2.6.8.1.5
Linux Linux kernel=2.6.8-rc3
Linux Linux kernel=2.6.11.4
Linux Linux kernel=2.6.11.12
Linux Linux kernel=2.6.0-test8
Linux Linux kernel=2.6.11.1
Linux Linux kernel=2.6.11
Linux Linux kernel=2.6.9
Linux Linux kernel=2.6.6
Linux Linux kernel=2.6.0-test3
Linux Linux kernel=2.6.12
Remediation
Patch Available
Event History
Oct 12, 2006
CVE Published
08:07 PM
Data Sourced
via NVD·08:07 PM
RemedyDescriptionSeverityAffected Software
Oct 13, 2006
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Frequently Asked Questions
1
What is the severity of CVE-2006-4813?
CVE-2006-4813 has a moderate severity rating due to the potential exposure of unlinked file contents to local users.
2
How do I fix CVE-2006-4813?
To fix CVE-2006-4813, you should upgrade to Linux kernel version 2.6.13 or later.
3
What does CVE-2006-4813 affect?
CVE-2006-4813 affects Linux kernel versions 2.6.0 to 2.6.12, specifically the buffer handling mechanism.
4
Can CVE-2006-4813 be exploited remotely?
No, CVE-2006-4813 requires local access for exploitation since it involves file system permissions.
5
What are the implications of CVE-2006-4813?
The implications of CVE-2006-4813 include the risk of unauthorized data disclosure, where local users may access sensitive information from unlinked files.