SB2018043003 - Debian update for tor
Published: April 30, 2018
Security Bulletin ID
SB2018043003
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2018-0490)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in the directory-authority protocol-list subprotocol implementation due to NULL pointer dereference. A remote attacker can cause the service to crash via a misformatted relay descriptor that is mishandled during voting.
Remediation
Install update from vendor's website.