# FEDORA-2026-0B55B49B93: Security update for 7 packages

FEDORA-2026-0B55B49B93, released September 1, 2026, fixes 4 CVEs across 7 products. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/fedora-2026-0b55b49b93
- Platform: Linux
- Released: Sep 1, 2026
- Priority: Urgent (Closes CVE-2026-20884, rated Critical)
- CVEs: 4, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://bodhi.fedoraproject.org/updates/FEDORA-2026-0b55b49b93

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [darktable](https://patchblox.com/security/data/product/linux/darktable.md) | Fedora 43 | 5.6.1-2.fc43 |
| [darktable-debuginfo](https://patchblox.com/security/data/product/linux/darktable-debuginfo.md) | Fedora 43 | 5.6.1-2.fc43 |
| [darktable-debugsource](https://patchblox.com/security/data/product/linux/darktable-debugsource.md) | Fedora 43 | 5.6.1-2.fc43 |
| [darktable-tools-basecurve](https://patchblox.com/security/data/product/linux/darktable-tools-basecurve.md) | Fedora 43 | 5.6.1-2.fc43 |
| [darktable-tools-basecurve-debuginfo](https://patchblox.com/security/data/product/linux/darktable-tools-basecurve-debuginfo.md) | Fedora 43 | 5.6.1-2.fc43 |
| [darktable-tools-noise](https://patchblox.com/security/data/product/linux/darktable-tools-noise.md) | Fedora 43 | 5.6.1-2.fc43 |
| [darktable-tools-noise-debuginfo](https://patchblox.com/security/data/product/linux/darktable-tools-noise-debuginfo.md) | Fedora 43 | 5.6.1-2.fc43 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-20884](https://patchblox.com/security/data/cve/CVE-2026-20884.md) | Urgent | libraw: An integer overflow vulnerability exists in the deflate_dng_load_raw functionality of LibRaw Commit 8dc68e2 | 9.8 | 0.0059 |  |
| [CVE-2026-24450](https://patchblox.com/security/data/cve/CVE-2026-24450.md) | High | libraw: integer overflow and heap buffer overflow via `uncompressed_fp_dng_load_raw` (bsc#1261675). | 9.8 | 0.0059 |  |
| [CVE-2026-5342](https://patchblox.com/security/data/cve/CVE-2026-5342.md) | Routine | libraw: A flaw has been found in LibRaw up to 0.22.0 | n/a | 0.0076 |  |
| [CVE-2026-5318](https://patchblox.com/security/data/cve/CVE-2026-5318.md) | Routine | libraw: A weakness has been identified in LibRaw up to 0.22.0 | 4.3 | 0.0064 |  |

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Data as of 2026-11-11T19:49:26Z 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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