Executive Summary

Summary
Title Samba vulnerability
Informations
Name USN-3976-4 First vendor Publication 2019-05-27
Vendor Ubuntu Last vendor Modification 2019-05-27
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 14.04 ESM

Summary:

USN-3976-1 introduced a regression in Samba.

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

Details:

USN-3976-1 fixed a vulnerability in Samba. The update introduced a regression causing Samba to occasionally crash. This update fixes the problem.

Original advisory details:

ﾃつ Isaac Boukris and Andrew Bartlett discovered that Samba incorrectly ﾃつ checked S4U2Self packets. In certain environments, a remote attacker ﾃつ could possibly use this issue to escalate privileges.

Update instructions:

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

Ubuntu 14.04 ESM: ﾃつ sambaﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2:4.3.11+dfsg-0ubuntu0.14.04.20+esm2

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

References: ﾃつ https://usn.ubuntu.com/usn/usn-3976-4 ﾃつ https://usn.ubuntu.com/usn/usn-3976-1 ﾃつ https://launchpad.net/bugs/1827924

Original Source

Url : http://www.ubuntu.com/usn/USN-3976-4

Alert History

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0
Date Informations
2019-05-27 21:18:48
  • First insertion