bzip2 vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
USN-4038-1 introduced a regression in bzip2.
Software Description
- bzip2 - high-quality block-sorting file compressor - utilities
Details
USN-4038-1 fixed a vulnerability in bzip2. The update introduced a regression causing bzip2 to incorrect raises CRC errors for some files.
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.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 19.04
- bzip2 - 1.0.6-9ubuntu0.19.04.1
- libbz2-1.0 - 1.0.6-9ubuntu0.19.04.1
- Ubuntu 18.10
- bzip2 - 1.0.6-9ubuntu0.18.10.1
- libbz2-1.0 - 1.0.6-9ubuntu0.18.10.1
- Ubuntu 18.04 LTS
- bzip2 - 1.0.6-8.1ubuntu0.2
- libbz2-1.0 - 1.0.6-8.1ubuntu0.2
- Ubuntu 16.04 LTS
- bzip2 - 1.0.6-8ubuntu0.2
- libbz2-1.0 - 1.0.6-8ubuntu0.2
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
from Ubuntu Security Notices https://ift.tt/325NJiO
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