Jelte Fennema-Nio discovered that the PostgreSQL CREATE STATISTICS command did not correctly check for schema CREATE privileges. An authenticated attacker could possibly use this issue to create a denial of service against other CREATE STATISTICS users. ( CVE-2025-12817 ) Aleksey Solovev discovered that the PostgreSQL libpq client library incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause libpq to crash, resulting in a denial of service. ( CVE-2025-12818 )
Jelte Fennema-Nio discovered that the PostgreSQL CREATE STATISTICS command did not correctly check for schema CREATE privileges. An authenticated attacker could possibly use this issue to create a denial of service against other CREATE STATISTICS users. ( CVE-2025-12817 )
Aleksey Solovev discovered that the PostgreSQL libpq client library incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause libpq to crash, resulting in a denial of service. ( CVE-2025-12818 )
Jelte Fennema-Nio discovered that the PostgreSQL CREATE STATISTICS command did not correctly check for schema CREATE privileges. An authenticated attacker could possibly use this issue to create a denial of service against other CREATE STATISTICS users. ( CVE-2025-12817 ) Aleksey Solovev discovered that the PostgreSQL libpq client library incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause libpq to crash, resulting in a denial of service. ( CVE-2025-12818 )
Jelte Fennema-Nio discovered that the PostgreSQL CREATE STATISTICS command did not correctly check for schema CREATE privileges. An authenticated attacker could possibly use this issue to create a denial of service against other CREATE STATISTICS users. ( CVE-2025-12817 )
Aleksey Solovev discovered that the PostgreSQL libpq client library incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause libpq to crash, resulting in a denial of service. ( CVE-2025-12818 )
This update uses a new upstream release, which includes additional bug fixes. After a standard system update you need to restart PostgreSQL to make all the necessary changes.
The problem can be corrected by updating your system to the following package versions:
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.
The full story
This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.
