SB2016031508 - Buffer overflow in samba (Alpine package)



SB2016031508 - Buffer overflow in samba (Alpine package)

Published: March 15, 2016

Security Bulletin ID SB2016031508
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2016-0771)

The vulnerability allows a remote authenticated user to #BASIC_IMPACT#.

The internal DNS server in Samba 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4, when an AD DC is configured, allows remote authenticated users to cause a denial of service (out-of-bounds read) or possibly obtain sensitive information from process memory by uploading a crafted DNS TXT record.


Remediation

Install update from vendor's website.