SB2016081810 - Ubuntu update for Libgcrypt
Published: August 18, 2016
Security Bulletin ID
SB2016081810
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Libgcrypt weak encryption (CVE-ID: CVE-2016-6313)
The vulnerability allows a local user to decrypt data.
The vulnerability exists in the Libgcrypt library due to weak implementation of random number generator. A local user, who can obtain 4640 bits from random generator, can predict the next 160 bits of output.
Successful exploitation of this vulnerability may result in generation of weak encryption keys and may lead to sensitive information disclosure.
Remediation
Install update from vendor's website.