# CVE-2026-33816: golang-github-jackc-pgx-v5: Memory-safety vulnerability in github.com/jackc/pgx/v5.

CVE-2026-33816 is fixed in 7 products on 1 platform, first by DEBIAN-CVE-2026-33816, released April 7, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2026-33816
- Priority: Urgent
- CVSS: 9.8 (critical)
- EPSS: 0.0058
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 7, 2026

## Description

Memory-safety vulnerability in github.com/jackc/pgx/v5.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | flightctl RHEL 10 | 1.1.3-1.el10em | [RHSA-2026:41019](https://patchblox.com/security/data/fix/linux/rhsa-2026-41019.md) | May 22, 2026 |
| Linux | go-fdo-server RHEL 10 | 1.0.1-1.el10_2 | [RHSA-2026:19137](https://patchblox.com/security/data/fix/linux/rhsa-2026-19137.md) | Apr 8, 2026 |
| Linux | go-fdo-server almalinux 10 | 1.0.1-1.el10_2 | [ALSA-2026:19137](https://patchblox.com/security/data/fix/linux/alsa-2026-19137.md) | May 19, 2026 |
| Linux | go-fdo-server ol 10 | 0:1.0.1-2.el10_2 | [ELSA-2026-19137](https://patchblox.com/security/data/fix/linux/elsa-2026-19137.md) | Jul 17, 2026 |
| Linux | go-fdo-server rocky 10 | 0:1.0.1-1.el10_2 | [RLSA-2026:19137](https://patchblox.com/security/data/fix/linux/rlsa-2026-19137.md) | May 29, 2026 |
| Linux | go-fdo-server-manufacturer almalinux 10 | 1.0.1-1.el10_2 | [ALSA-2026:19137](https://patchblox.com/security/data/fix/linux/alsa-2026-19137.md) | May 19, 2026 |
| Linux | go-fdo-server-manufacturer ol 10 | 0:1.0.1-2.el10_2 | [ELSA-2026-19137](https://patchblox.com/security/data/fix/linux/elsa-2026-19137.md) | Jul 17, 2026 |
| Linux | go-fdo-server-owner almalinux 10 | 1.0.1-1.el10_2 | [ALSA-2026:19137](https://patchblox.com/security/data/fix/linux/alsa-2026-19137.md) | May 19, 2026 |
| Linux | go-fdo-server-owner ol 10 | 0:1.0.1-2.el10_2 | [ELSA-2026-19137](https://patchblox.com/security/data/fix/linux/elsa-2026-19137.md) | Jul 17, 2026 |
| Linux | go-fdo-server-rendezvous almalinux 10 | 1.0.1-1.el10_2 | [ALSA-2026:19137](https://patchblox.com/security/data/fix/linux/alsa-2026-19137.md) | May 19, 2026 |
| Linux | go-fdo-server-rendezvous ol 10 | 0:1.0.1-2.el10_2 | [ELSA-2026-19137](https://patchblox.com/security/data/fix/linux/elsa-2026-19137.md) | Jul 17, 2026 |
| Linux | golang-github-jackc-pgx-v5 Debian 14 | 5.9.2-1 | [DEBIAN-CVE-2026-33816](https://patchblox.com/security/data/fix/linux/debian-cve-2026-33816.md) | Apr 7, 2026 |
| Linux | govulncheck-vulndb opensuse-leap 16.0 | 0.0.20260723T184607-160000.1.1 | [OPENSUSE-SU-2026:21483-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21483-1.md) | Jul 30, 2026 |

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Data as of 2026-11-09T01:18:40Z 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

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