USN-2923-1: BeanShell vulnerability
Ubuntu Security Notice USN-2923-1
8th March, 2016
bsh vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
BeanShell could be made to run programs if it processed specially crafted
input.
Software description
- bsh
– Java scripting environment
Details
Alvaro Muñoz and Christian Schneider discovered that BeanShell incorrectly
handled deserialization. A remote 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 version:
- Ubuntu 15.10:
-
libbsh-java
2.0b4-15ubuntu0.15.10.1
-
bsh
2.0b4-15ubuntu0.15.10.1
- Ubuntu 14.04 LTS:
-
libbsh-java
2.0b4-15ubuntu0.14.04.1
-
bsh
2.0b4-15ubuntu0.14.04.1
- Ubuntu 12.04 LTS:
-
bsh
2.0b4-12ubuntu0.1
-
bsh-gcj
2.0b4-12ubuntu0.1
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.
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