Buffer overflow in PostgreSQL - CVE-2015-3166

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The snprintf implementation in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2 does not properly handle system-call errors, which allows attackers to obtain sensitive information or have other unspecified impact via unknown vectors, as demonstrated by an out-of-memory error.

Affected software

How to mitigate CVE-2015-3166

External References

• http://ubuntu.com/usn/usn-2621-1
• http://www.debian.org/security/2015/dsa-3269
• http://www.debian.org/security/2015/dsa-3270
• http://www.postgresql.org/about/news/1587/
• http://www.postgresql.org/docs/9.0/static/release-9-0-20.html
• http://www.postgresql.org/docs/9.1/static/release-9-1-16.html
• http://www.postgresql.org/docs/9.2/static/release-9-2-11.html
• http://www.postgresql.org/docs/9.3/static/release-9-3-7.html
• http://www.postgresql.org/docs/9.4/static/release-9-4-2.html

Related Security Bulletins

• Multiple vulnerabilities in PostgreSQL
• Buffer overflow in postgresql (Alpine package)
• Amazon Linux AMI update for postgresql8
• Gentoo update for PostgreSQL