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: Information disclosure via externally-controlled format string in timeofday() function

A flaw was found in PostgreSQL. This vulnerability, an externally-controlled format string in the timeofday function, allows a remote attacker to craft specific timezone zones. Successful exploitation can lead to the retrieval of sensitive portions of server memory, potentially disclosing...

Important: Red Hat Security Advisory: postgresql:16 security update

An update for the postgresql:16 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: 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: 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...

postgresql: PostgreSQL: Denial of Service via uncontrolled recursion in SSL/GSS negotiation

A flaw was found in PostgreSQL. Uncontrolled recursion during SSL Secure Sockets Layer and GSS Generic Security Service negotiation allows an attacker to achieve a sustained denial of service. This can be exploited by an attacker with access to a PostgreSQL AFUNIX socket. If SSL and GSS are both...

RHSA-2026:28037 Red Hat Security Advisory: postgresql:15 security update

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RLSA-2026:28037 Important: postgresql:15 security update

PostgreSQL is an advanced object-relational database management system DBMS. Security Fixes: postgresql: PostgreSQL: Operating system account hijack via symlink following in pgbasebackup and pgrewind CVE-2026-6475 postgresql: PostgreSQL libpq: Buffer overflow allows server superuser to overwrite...

postgresql:15 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 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Security Bulletin: Multiple Vulnerabilities in IBM Operator for PostgreSQL

Summary Multiple vulnerabilities were addressed in IBM Operator for PostgreSQL version v28.3.2. Vulnerability Details CVEID:CVE-2026-27145 DESCRIPTION:x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused...

CVE-2026-44792: Improper Neutralization of Special Elements used in an SQL Command

n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an attacker with write access to the git repository connected to an n8n Source Control configuration could commit a malicious Data Table JSON file containing a crafted column name. When an administrator...

postgresql-jdbc security update

42.2.28-2.2 - Add tests for CVE-2026-42198 42.2.28-2.1 - Fix CVE-2026-42198: limit SCRAM PBKDF2 iterations to prevent DoS - Resolves: RHEL-173489...

ALSA-2026:28143 Important: postgresql:16 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:16 security update

pgaudit 16.0-1 - Update to 16.0 - Support postgresql 16 - Initial import for PG 16 module - Resolves: RHEL-3636 pgrepack 1.5.1-1 - Update to 1.5.1 postgres-decoderbufs 2.4.0-1.Final - Initial import for postgresql 16 stream - Related: RHEL-3636 postgresql 16.14-1 - Update to 16.14 - Fix...

RockyLinux 8 : postgresql:16 (RLSA-2026:28143)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:28143 advisory. postgresql: PostgreSQL: Credential recovery via covert timing channel in MD5 password comparison CVE-2026-6478 postgresql: integer overflow can cause an...

RockyLinux 8 : postgresql:13 (RLSA-2026:28208)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:28208 advisory. postgresql: PostgreSQL: Credential recovery via covert timing channel in MD5 password comparison CVE-2026-6478 Tenable has extracted the preceding description...

RHEL 8 : postgresql:13 (RHSA-2026:28208)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:28208 advisory. PostgreSQL is an advanced object-relational database management system DBMS. Security Fixes: postgresql: PostgreSQL: Credential recovery via covert...

Important: postgresql:16 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...

Important: postgresql:13 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 For more details about the security issues, including the impact, a CVSS score,...