SB2017071709 - Ubuntu update for Libgcrypt 



SB2017071709 - Ubuntu update for Libgcrypt

Published: July 17, 2017

Security Bulletin ID SB2017071709
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote 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) Side-channel attack (CVE-ID: CVE-2017-7526)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists in libgcrypt's RSA-1024 implementation using left-to-right method for computing the sliding-window expansion. A remote attacker can perform side-channel attack and gain access to potentially sensitive information. 

Remediation

Install update from vendor's website.