[USN-5095-1] Apache Commons IO vulnerability

Leonidas S. Barbosa leo.barbosa at canonical.com
Wed Sep 29 19:58:46 UTC 2021

Ubuntu Security Notice USN-5095-1
September 29, 2021

commons-io vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS


Apache Commons IO could be made to expose sensitive information if it
received a specially crafted input.

Software Description:
- commons-io: Common useful IO related classes


It was discovered that Apache Commons IO incorrectly handled certain inputs.
An attacker could possibly use this issue to expose sensitive information.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
  libcommons-io-java              2.6-2ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  libcommons-io-java              2.6-2ubuntu0.18.04.1

In general, a standard system update will make all the necessary changes.


Package Information:
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