openSUSE 11.3, 11.4 Important: ecryptfs-utils Race Condition Fixes
opensuse
August 12, 2011
An update that contains security fixes can now be installed.
Description
This update of ecryptfs-utils fixes several security
problems:
- CVE-2011-1831 - Race condition when checking mountpoint
during mount.
- CVE-2011-1832 - Race condition when checking mountpoint
during unmount.
- CVE-2011-1833 - Race condition when checking source
during mount.
- CVE-2011-1834 - Improper mtab handling allowing
corruption due to resource limits, signals, etc.
- CVE-2011-1835 - Key poisoning in ecryptfs-setup-private
due to insecure temp directory.
- CVE-2011-1837 - Predictable lock counter name and
associated races.
Patch
Patch Instructions:
To install this openSUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product:
- openSUSE 11.4:
zypper in -t patch ecryptfs-utils-4986
- openSUSE 11.3:
zypper in -t patch ecryptfs-utils-4986
To bring your system up-to-date, use "zypper patch".
Package List
- openSUSE 11.4 (i586 x86_64):
ecryptfs-utils-83-6.7.1
- openSUSE 11.4 (x86_64):
ecryptfs-utils-32bit-83-6.7.1
- openSUSE 11.3 (i586 x86_64):
ecryptfs-utils-83-3.3.1
- openSUSE 11.3 (x86_64):
ecryptfs-utils-32bit-83-3.3.1
References
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: openSUSE-SU-2011:0902-1
Rating: important
Affected Products:
openSUSE 11.4
openSUSE 11.3
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