Fedora 16 : ecryptfs-utils-90-1.fc16 (2011-10671)

This script is Copyright (C) 2011-2015 Tenable Network Security, Inc.


Synopsis :

The remote Fedora host is missing a security update.

Description :

- privilege escalation via mountpoint race conditions
(CVE-2011-1831, CVE-2011-1832)

- race condition when checking source during mount
(CVE-2011-1833)

- mtab corruption via improper handling (CVE-2011-1834)

- key poisoning via insecure temp directory handling
(CVE-2011-1835)

- information disclosure via recovery mount in /tmp
(CVE-2011-1836)

- arbitrary file overwrite via lock counter race
(CVE-2011-1837)

- improve logging messages of ecryptfs pam module

- keep own copy of passphrase, pam clears it too early

- keyring from auth stack does not survive, use pam_data
and delayed keyring initialization

- keyring from auth stack does not survive, use pam_data
and delayed keyring initialization

- keyring from auth stack does not survive, use pam_data
and delayed keyring initialization

- improve logging messages of ecryptfs pam module

- keep own copy of passphrase, pam clears it too early

- keyring from auth stack does not survive, use pam_data
and delayed keyring initialization

- keyring from auth stack does not survive, use pam_data
and delayed keyring initialization

- keyring from auth stack does not survive, use pam_data
and delayed keyring initialization

- improve logging messages of ecryptfs pam module

- keep own copy of passphrase, pam clears it too early

- keyring from auth stack does not survive, use pam_data
and delayed keyring initialization

- keyring from auth stack does not survive, use pam_data
and delayed keyring initialization

- keyring from auth stack does not survive, use pam_data
and delayed keyring initialization

Note that Tenable Network Security has extracted the preceding
description block directly from the Fedora security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

See also :

https://bugzilla.redhat.com/show_bug.cgi?id=729465
http://www.nessus.org/u?e1c9a887

Solution :

Update the affected ecryptfs-utils package.

Risk factor :

Medium / CVSS Base Score : 4.6
(CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P)

Family: Fedora Local Security Checks

Nessus Plugin ID: 56095 ()

Bugtraq ID:

CVE ID: CVE-2011-1831
CVE-2011-1832
CVE-2011-1834
CVE-2011-1835
CVE-2011-1837

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