SB2018012315 - Red Hat update for ISC BIND
Published: January 23, 2018
Security Bulletin ID
SB2018012315
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) Use-after-free error (CVE-ID: CVE-2017-3145)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to improper sequencing cleanup operations on upstream recursion fetch contexts. A remote attacker can trigger use-after-free error that may lead to assertion failure and cause the BIND name server (named) process to crash.
Successful exploitation of the vulnerability results in denial of service.
Remediation
Install update from vendor's website.