Arch Linux Security Advisory ASA-201505-16 ==========================================
Severity: Medium Date : 2015-05-26 CVE-ID : CVE-2015-4054 Package : pgbouncer Type : denial of service Remote : Yes Link : https://wiki.archlinux.org/index.php/CVE Summary ======= The package pgbouncer before version 1.5.5-1 is vulnerable to denial of service. Resolution ========== Upgrade to 1.5.5-1. # pacman -Syu "pgbouncer>=1.5.5-1" The problem has been fixed upstream in version 1.5.5. Workaround ========== None. Description =========== A remote denial of service vulnerability in check_client_passwd() has been discovered. The issue is triggered if a password packet appears before the startup packet. In such case a null pointer is dereferenced that is leading to application crash. Impact ====== A remote attacker is able to send specially crafted packets that is leading to application crash resulting in denial of service. References ========== http://www.openwall.com/lists/oss-security/2015/05/21/2 https://access.redhat.com/security/cve/CVE-2015-4054 https://github.com/pgbouncer/pgbouncer/issues/42
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