Ubuntu 19.10 Security Advisory USN-4176-1: Cpio Exposes Info

ubuntu

November 6, 2019

GNU cpio could be made to expose sensitive information if it received a specially crafted input.

Summary

GNU cpio could be made to expose sensitive information if it received

a specially crafted input.

Software Description:

- cpio: a tool to manage archives of files

Details:

Thomas Habets discovered that GNU cpio incorrectly handled certain inputs.

An attacker could possibly use this issue to access sensitive information.

Topics Covered

security advisory moderate security issue system update cpio information exposure ubuntu

Update Instructions

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

Ubuntu 19.10:
  cpio                            2.12+dfsg-9ubuntu0.1

Ubuntu 19.04:
  cpio                            2.12+dfsg-6ubuntu0.19.04.1

Ubuntu 18.04 LTS:
  cpio                            2.12+dfsg-6ubuntu0.18.04.1

Ubuntu 16.04 LTS:
  cpio                            2.11+dfsg-5ubuntu1.1

Ubuntu 14.04 ESM:
  cpio                            2.11+dfsg-1ubuntu1.2+esm1

Ubuntu 12.04 ESM:
  cpio                            2.11-7ubuntu3.3

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