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CVE Database

CVE-2011-1834

Impact: Moderate
Public: 2011-08-09
Bugzilla: 729465: CVE-2011-1831 CVE-2011-1832 CVE-2011-1834 CVE-2011-1835 CVE-2011-1837 ecryptfs: multiple flaws to mount/umount arbitrary locations and possibly disclose confidential information

Details

The MITRE CVE dictionary describes this issue as:

utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly maintain the mtab file during error conditions, which allows local users to cause a denial of service (table corruption) or bypass intended unmounting restrictions via a umount system call.

Find out more about CVE-2011-1834 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 4.6
Base Metrics: AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector: Local
Access Complexity: Low
Authentication: None
Confidentiality Impact: Partial
Integrity Impact: Partial
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (ecryptfs-utils) RHSA-2011:1241 August 31, 2011
Red Hat Enterprise Linux version 6 (ecryptfs-utils) RHSA-2011:1241 August 31, 2011

External References

Acknowledgements

Red Hat would like to thank the Ubuntu Security Team for reporting this issue. The Ubuntu Security Team acknowledges Dan Rosenberg and Marc Deslauriers as the original reporters.

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.