RHSA-2026:4546HighCVSS 8.8

Red Hat Security Advisory: postgresql:15 security update

Published
March 12, 2026
Last Modified
November 5, 2026

🔗 CVE IDs covered (4)

CVE-2026-2003 →CVE-2026-2004 →CVE-2026-2005 →CVE-2026-2006 →

📋 Description

CVE-2026-2003 — postgresql: PostgreSQL oidvector discloses a few bytes of memory CVE-2026-2004 — postgresql: PostgreSQL intarray missing validation of type of input to selectivity estimator executes arbitrary code CVE-2026-2005 — postgresql: PostgreSQL pgcrypto heap buffer overflow executes arbitrary code CVE-2026-2006 — postgresql: PostgreSQL missing validation of multibyte character length executes arbitrary code

🎯 Affected products150

  • Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-0:1.4.8-2.module+el9.5.0+22224+f5585c78.aarch64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-0:1.4.8-2.module+el9.5.0+22224+f5585c78.ppc64le (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-0:1.4.8-2.module+el9.5.0+22224+f5585c78.s390x (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-0:1.4.8-2.module+el9.5.0+22224+f5585c78.src (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-0:1.4.8-2.module+el9.5.0+22224+f5585c78.x86_64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-debuginfo-0:1.4.8-2.module+el9.5.0+22224+f5585c78.aarch64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-debuginfo-0:1.4.8-2.module+el9.5.0+22224+f5585c78.ppc64le (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-debuginfo-0:1.4.8-2.module+el9.5.0+22224+f5585c78.s390x (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-debuginfo-0:1.4.8-2.module+el9.5.0+22224+f5585c78.x86_64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-debugsource-0:1.4.8-2.module+el9.5.0+22224+f5585c78.aarch64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-debugsource-0:1.4.8-2.module+el9.5.0+22224+f5585c78.ppc64le (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-debugsource-0:1.4.8-2.module+el9.5.0+22224+f5585c78.s390x (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pg_repack-debugsource-0:1.4.8-2.module+el9.5.0+22224+f5585c78.x86_64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.aarch64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.ppc64le (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.s390x (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.src (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.x86_64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-debuginfo-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.aarch64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-debuginfo-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.ppc64le (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-debuginfo-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.s390x (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-debuginfo-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.x86_64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-debugsource-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.aarch64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-debugsource-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.ppc64le (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-debugsource-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.s390x (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • pgaudit-debugsource-0:1.7.0-1.module+el9.2.0+17405+aeb9ec60.x86_64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • postgres-decoderbufs-0:1.9.7-1.Final.module+el9.2.0+17405+aeb9ec60.aarch64 (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • postgres-decoderbufs-0:1.9.7-1.Final.module+el9.2.0+17405+aeb9ec60.ppc64le (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • postgres-decoderbufs-0:1.9.7-1.Final.module+el9.2.0+17405+aeb9ec60.s390x (postgresql:15) as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • +120 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

🔗 References (7)