USN-4038-4: bzip2 regression
USN-4038-1 fixed a vulnerability in bzip2. The update introduced a regression causing bzip2 to incorrect raises CRC errors for some files. This update provides the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM. We apologize for the inconvenience. Original advisory details: It was discovered that bzip2 incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code.
Affected Software
Event History
Frequently Asked Questions
What is the title of this vulnerability?
The title of this vulnerability is USN-4038-4: bzip2 regression.
What is the description of this vulnerability?
This vulnerability is a regression in the bzip2 package, causing CRC errors to occur incorrectly for some files.
Which versions of Ubuntu are affected by this vulnerability?
Ubuntu 12.04 and 14.04 are affected by this vulnerability.
How can I fix this vulnerability?
To fix this vulnerability, update the bzip2 package to version 1.0.6-5ubuntu0.1~esm2 for Ubuntu 12.04 ESM and 14.04 ESM.
Where can I find more information about this vulnerability?
You can find more information about this vulnerability in the Ubuntu Security Notice USN-4038-4 and the corresponding bug reports.