postgresql: PostgreSQL: Credential recovery via covert timing channel in MD5 password comparison

A flaw was found in PostgreSQL. This vulnerability, a covert timing channel, exists in the comparison of MD5-hashed passwords during authentication. A remote attacker could exploit this to recover user credentials, gaining unauthorized access to the database. This issue specifically impacts...

RHEL 9 : postgresql (RHSA-2026:29212)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:29212 advisory. PostgreSQL is an advanced object-relational database management system DBMS. Security Fixes: postgresql: PostgreSQL: Operating system accou...

The vulnerability of the implementations of MySQL and PostgreSQL proxy-server protocols for ProxySQL databases allows a hacker to induce memory corruption.

The vulnerability of the MySQL and PostgreSQL proxy-server protocol implementations relates to the execution of operations outside the memory buffer. Exploiting this vulnerability can allow a malicious actor to induce memory corruption...

postgresql:12 security update

12.22-6.0.1 - Add backport of CVE-2025-8714 Orabug: 38667546 12.22-6 - Fix CVE-2026-2004 CVE-2026-2005 CVE-2026-2006 12.22-5 - Fix previous Backport 12.22-4 - Backport CVE-2025-8715 12.22-3 - Fix backport for CVE-2025-1094 12.22-2 - Backport fix for CVE-2025-1094 12.22-1 - Update to 12.22 - Fixes...

AlmaLinux 8 : postgresql:12 (ALSA-2026:28999)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:28999 advisory. postgresql: PostgreSQL: Credential recovery via covert timing channel in MD5 password comparison CVE-2026-6478 postgresql: integer overflow can cause an...

Oracle Linux 9 : postgresql-jdbc (ELSA-2026-22304)

The remote Oracle Linux 9 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2026-22304 advisory. - Add tests for CVE-2026-42198 - Fix CVE-2026-42198: limit SCRAM PBKDF2 iterations to prevent DoS Tenable has extracted the preceding description block directl...

RHEL 9 : postgresql (RHSA-2026:29953)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:29953 advisory. PostgreSQL is an advanced object-relational database management system DBMS. Security Fixes: postgresql: PostgreSQL: Operating system accou...

[SECURITY] [DLA 4646-1] postgresql-13 security update

Debian LTS Advisory DLA-4646-1 [email protected] https://www.debian.org/lts/security/ Emmanuel Arias June 24, 2026 https://wiki.debian.org/LTS Package : postgresql-13 Version : 13.23-0+deb11u4 CVE ID : CVE-2026-6473 CVE-2026-6474 CVE-2026-6475 CVE-2026-6477 CVE-2026-6478 CVE-2026-6479...

RLSA-2026:28999 Important: postgresql:12 security update

PostgreSQL is an advanced object-relational database management system DBMS. Security Fixes: postgresql: PostgreSQL: Credential recovery via covert timing channel in MD5 password comparison CVE-2026-6478 postgresql: integer overflow can cause an undersized allocation and an out-of-bounds write...

postgresql:12 security update

An update is available for postgres-decoderbufs, module.postgres-decoderbufs, postgresql, module.pgaudit, module.pgrepack, pgaudit, pgrepack, module.postgresql. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: postgresql:12 security update

An update for the postgresql:12 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

postgresql: integer overflow can cause an undersized allocation and an out-of-bounds write

A flaw was found in PostgreSQL. An integer overflow in multiple server features allows an unprivileged database user to cause an undersized memory allocation that leads to an out-of-bounds write. This issue allows an attacker to execute arbitrary code as the operating system user running the...

postgresql: PostgreSQL: Credential recovery via covert timing channel in MD5 password comparison

A flaw was found in PostgreSQL. This vulnerability, a covert timing channel, exists in the comparison of MD5-hashed passwords during authentication. A remote attacker could exploit this to recover user credentials, gaining unauthorized access to the database. This issue specifically impacts...

postgresql: PostgreSQL: Arbitrary code execution vulnerability in 'refint' module

A flaw was found in PostgreSQL. A stack buffer overflow in the 'refint' module allows an unprivileged database user to execute arbitrary code as the operating system user running the database. Additionally, a separate vulnerability exists where, if an application uses a user-controlled column as ...

postgresql: PostgreSQL: Operating system account hijack via symlink following in pg_basebackup and pg_rewind

A flaw was found in PostgreSQL. This vulnerability, related to symlink following in pgbasebackup plain format and pgrewind, allows an origin superuser to overwrite local files. By exploiting this, an attacker could potentially hijack the operating system account. This attack has practical...

postgresql: PostgreSQL libpq: Buffer overflow allows server superuser to overwrite client stack memory

A flaw was found in PostgreSQL libpq. A server superuser can exploit a buffer overflow vulnerability in the PQfn function, which is used by client functions such as loexport, loread, lolseek64, and lotell64. This allows the superuser to send an arbitrarily large response, overwriting the client's...

postgresql16 security update

An update is available for postgresql16. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list PostgreSQL is an advanced Object-Relational database management system...

RLSA-2026:27743 Important: postgresql16 security update

PostgreSQL is an advanced Object-Relational database management system DBMS. The base postgresql package contains the client programs that you'll need to access a PostgreSQL DBMS server, as well as HTML documentation for the whole system. These client programs can be located on the same machine a...

RLSA-2026:27742 Important: postgresql18 security update

PostgreSQL is an advanced Object-Relational database management system DBMS. The base postgresql package contains the client programs that you'll need to access a PostgreSQL DBMS server, as well as HTML documentation for the whole system. These client programs can be located on the same machine a...

RLSA-2026:27738 Important: libpq security update

The libpq package provides the PostgreSQL client library, which allows client programs to connect to PostgreSQL servers. Security Fixes: postgresql: PostgreSQL: Operating system account hijack via symlink following in pgbasebackup and pgrewind CVE-2026-6475 postgresql: PostgreSQL libpq: Buffer...