Ubuntu Security Notice USN-3032-1
14th July, 2016
ecryptfs-utils vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 16.04 LTS
- Ubuntu 15.10
Summary
eCryptfs could be made to expose sensitive information.
Software description
- ecryptfs-utils
– eCryptfs cryptographic filesystem utilities
Details
It was discovered that eCryptfs incorrectly configured the encrypted swap
partition for certain drive types. An attacker could use this issue to discover
sensitive information.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 16.04 LTS:
-
ecryptfs-utils
111-0ubuntu1.1
- Ubuntu 15.10:
-
ecryptfs-utils
108-0ubuntu1.2
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make
all the necessary changes.