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Ubuntu 12.04 ESM USN-3939-2 Moderate: Issue with Samba File Handling

ubuntu
Calendar Grey April 8, 2019
Dist Ubuntu Esm H88
A Samba security flaw enabling file generation in unintended directories has been identified. Ensure you update your Ubuntu system to safeguard against threats.
Samba could be made to create files in unexpected locations.

Summary

Samba could be made to create files in unexpected locations.

Software Description:

- samba: SMB/CIFS file, print, and login server for Unix

Details:

USN-3939-1 fixed a vulnerability in Samba. This update provides

the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

 Michael Hanselmann discovered that Samba incorrectly handled registry

 files. A remote attacker could possibly use this issue to create new

 registry files outside of the share, contrary to expectations.

Topics%20covered

Topics Covered

security advisory moderate samba ubuntu file creation registry issue

Update Instructions

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

Ubuntu 12.04 ESM:
  libsmbclient                    2:3.6.25-0ubuntu0.12.04.17
  samba                           2:3.6.25-0ubuntu0.12.04.17

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

References

  https://ubuntu.com/security/notices/USN-3939-2

  https://ubuntu.com/security/notices/USN-3939-1

  CVE-2019-3880

Severity
medium
Lowest
Low
Medium
High
Critical

April 08, 2019

Topics%20covered

Topics Covered

security advisory moderate samba ubuntu file creation registry issue

Package Information

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