# ELSA-2026-0491: Security update for 15 packages

ELSA-2026-0491, released January 14, 2026, fixes 2 CVEs across 15 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/elsa-2026-0491
- Platform: Linux
- Released: Jan 14, 2026
- Priority: High (Closes CVE-2025-12818, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://linux.oracle.com/errata/ELSA-2026-0491.html

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [postgresql](https://patchblox.com/security/data/product/linux/postgresql.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-contrib](https://patchblox.com/security/data/product/linux/postgresql-contrib.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-docs](https://patchblox.com/security/data/product/linux/postgresql-docs.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-plperl](https://patchblox.com/security/data/product/linux/postgresql-plperl.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-plpython3](https://patchblox.com/security/data/product/linux/postgresql-plpython3.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-pltcl](https://patchblox.com/security/data/product/linux/postgresql-pltcl.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-private-devel](https://patchblox.com/security/data/product/linux/postgresql-private-devel.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-private-libs](https://patchblox.com/security/data/product/linux/postgresql-private-libs.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-server](https://patchblox.com/security/data/product/linux/postgresql-server.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-server-devel](https://patchblox.com/security/data/product/linux/postgresql-server-devel.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-static](https://patchblox.com/security/data/product/linux/postgresql-static.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-test](https://patchblox.com/security/data/product/linux/postgresql-test.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-test-rpm-macros](https://patchblox.com/security/data/product/linux/postgresql-test-rpm-macros.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-upgrade](https://patchblox.com/security/data/product/linux/postgresql-upgrade.md) | ol 9 | 0:13.23-1.el9_7 |
| [postgresql-upgrade-devel](https://patchblox.com/security/data/product/linux/postgresql-upgrade-devel.md) | ol 9 | 0:13.23-1.el9_7 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-12818](https://patchblox.com/security/data/cve/CVE-2025-12818.md) | High | PostgreSQL libpq undersizes allocations, via integer wraparound | 7.5 | 0.0036 |  |
| [CVE-2025-12817](https://patchblox.com/security/data/cve/CVE-2025-12817.md) | High | PostgreSQL CREATE STATISTICS does not check for schema CREATE privilege | 7.5 | 0.0024 |  |

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Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo