SB2017052203 - Information disclosure in Linux kernel



SB2017052203 - Information disclosure in Linux kernel

Published: May 22, 2017

Security Bulletin ID SB2017052203
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Information disclosure

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Information disclosure (CVE-ID: CVE-2017-7616)

The vulnerability allows a local attacker to obtain potentially sensitive information from system memory

The weakness exists due to an error handling flaw in the set_mempolicy() and mbind compat() system calls in 'mm/mempolicy.c'. A local attacker can trigger a failure of a certain bitmap operation and obtain sensitive information from uninitialized stack data.

Successful exploitation of the vulnerability results in information disclosure.

Remediation

Install update from vendor's website.