# CVE-2026-22020: libpng: libpng: OpenJDK: Update LibPNG (Oracle CPU 2026-04)

CVE-2026-22020 is fixed in 8 products on 1 platform, first by FEDORA-2026-A109A9AC2C, released May 26, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-22020
- Priority: Routine
- CVSS: n/a (moderate)
- EPSS: n/a
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 26, 2026

## Description

libpng: OpenJDK: Update LibPNG (Oracle CPU 2026-04)

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libpng Fedora 43 | 2:1.6.58-1.fc43 | [FEDORA-2026-A109A9AC2C](https://patchblox.com/security/data/fix/linux/fedora-2026-a109a9ac2c.md) | May 26, 2026 |
| Linux | libpng-debuginfo Fedora 43 | 2:1.6.58-1.fc43 | [FEDORA-2026-A109A9AC2C](https://patchblox.com/security/data/fix/linux/fedora-2026-a109a9ac2c.md) | May 26, 2026 |
| Linux | libpng-debugsource Fedora 43 | 2:1.6.58-1.fc43 | [FEDORA-2026-A109A9AC2C](https://patchblox.com/security/data/fix/linux/fedora-2026-a109a9ac2c.md) | May 26, 2026 |
| Linux | libpng-devel Fedora 43 | 2:1.6.58-1.fc43 | [FEDORA-2026-A109A9AC2C](https://patchblox.com/security/data/fix/linux/fedora-2026-a109a9ac2c.md) | May 26, 2026 |
| Linux | libpng-devel-debuginfo Fedora 43 | 2:1.6.58-1.fc43 | [FEDORA-2026-A109A9AC2C](https://patchblox.com/security/data/fix/linux/fedora-2026-a109a9ac2c.md) | May 26, 2026 |
| Linux | libpng-static Fedora 43 | 2:1.6.58-1.fc43 | [FEDORA-2026-A109A9AC2C](https://patchblox.com/security/data/fix/linux/fedora-2026-a109a9ac2c.md) | May 26, 2026 |
| Linux | libpng-tools Fedora 43 | 2:1.6.58-1.fc43 | [FEDORA-2026-A109A9AC2C](https://patchblox.com/security/data/fix/linux/fedora-2026-a109a9ac2c.md) | May 26, 2026 |
| Linux | libpng-tools-debuginfo Fedora 43 | 2:1.6.58-1.fc43 | [FEDORA-2026-A109A9AC2C](https://patchblox.com/security/data/fix/linux/fedora-2026-a109a9ac2c.md) | May 26, 2026 |

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Data as of 2026-11-11T07:45:43Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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