# CVE-2025-61919: rubygem-rack: Fixed application/x-www-form-urlencoded`, calling `rack.input.read(nil)` without enforcing a length or cap (bsc#1251936)

CVE-2025-61919 is fixed in 7 products on 1 platform, first by ruby-rack 2.0.7-2ubuntu0.1+esm8, released October 10, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2025-61919
- Priority: High
- CVSS: 7.5 (IMPORTANT)
- EPSS: 0.0065
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 10, 2025

## Description

Fixed application/x-www-form-urlencoded`, calling `rack.input.read(nil)` without enforcing a length or cap (bsc#1251936)

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | cockpit-ha-cluster almalinux 10 | 0.12.1-1.el10_1.1 | [ALSA-2025:21036](https://patchblox.com/security/data/fix/linux/alsa-2025-21036.md) | Nov 11, 2025 |
| Linux | cockpit-ha-cluster ol 10 | 0:0.12.0-3.0.1.el10_0.3 | [ELSA-2025-19513](https://patchblox.com/security/data/fix/linux/elsa-2025-19513.md) | Nov 7, 2025 |
| Linux | hawk2 opensuse-leap 16.0 | 2.7.0+git.1742310530.bfcd0e2c-160000.3.1 | [OPENSUSE-SU-2026:20025-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20025-1.md) | Jan 13, 2026 |
| Linux | hawk2 sles 16.0 | 2.7.0+git.1742310530.bfcd0e2c-160000.3.1 | [SUSE-SU-2026:20091-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-20091-1.md) | Jan 13, 2026 |
| Linux | pcs RHEL 10 | 0.12.1-1.el10_1.1 | [RHSA-2025:21036](https://patchblox.com/security/data/fix/linux/rhsa-2025-21036.md) | Oct 10, 2025 |
| Linux | pcs RHEL 8 | 0:0.10.18-2.el8_10.7 | [RHSA-2025:19719](https://patchblox.com/security/data/fix/linux/rhsa-2025-19719.md) | Nov 4, 2025 |
| Linux | pcs RHEL 9 | 0:0.11.10-1.el9_7.1 | [RHSA-2025:20962](https://patchblox.com/security/data/fix/linux/rhsa-2025-20962.md) | Nov 11, 2025 |
| Linux | pcs almalinux 8 | 0.10.18-2.el8_10.7.alma.1 | [ALSA-2025:19719](https://patchblox.com/security/data/fix/linux/alsa-2025-19719.md) | Nov 4, 2025 |
| Linux | pcs almalinux 9 | 0.11.10-1.el9_7.1 | [ALSA-2025:20962](https://patchblox.com/security/data/fix/linux/alsa-2025-20962.md) | Nov 11, 2025 |
| Linux | pcs ol 10 | 0:0.12.0-3.0.1.el10_0.3 | [ELSA-2025-19513](https://patchblox.com/security/data/fix/linux/elsa-2025-19513.md) | Nov 7, 2025 |
| Linux | pcs ol 8 | 0:0.10.18-2.0.1.el8_10.7 | [ELSA-2025-19719](https://patchblox.com/security/data/fix/linux/elsa-2025-19719.md) | Nov 6, 2025 |
| Linux | pcs ol 9 | 0:0.11.9-2.el9_6.2 | [ELSA-2025-19512](https://patchblox.com/security/data/fix/linux/elsa-2025-19512.md) | Nov 3, 2025 |
| Linux | pcs rocky 8 | 0:0.10.18-2.el8_10.7 | [RLSA-2025:19719](https://patchblox.com/security/data/fix/linux/rlsa-2025-19719.md) | Nov 5, 2025 |
| Linux | pcs rocky 9 | 0:0.11.10-1.el9_7.1 | [RLSA-2025:20962](https://patchblox.com/security/data/fix/linux/rlsa-2025-20962.md) | Nov 21, 2025 |
| Linux | pcs-snmp RHEL 8 | 0:0.10.18-2.el8_10.7 | [RHSA-2025:19719](https://patchblox.com/security/data/fix/linux/rhsa-2025-19719.md) | Nov 4, 2025 |
| Linux | pcs-snmp RHEL 9 | 0:0.11.10-1.el9_7.1 | [RHSA-2025:20962](https://patchblox.com/security/data/fix/linux/rhsa-2025-20962.md) | Nov 11, 2025 |
| Linux | pcs-snmp almalinux 8 | 0.10.18-2.el8_10.7.alma.1 | [ALSA-2025:19719](https://patchblox.com/security/data/fix/linux/alsa-2025-19719.md) | Nov 4, 2025 |
| Linux | pcs-snmp almalinux 9 | 0.11.10-1.el9_7.1 | [ALSA-2025:20962](https://patchblox.com/security/data/fix/linux/alsa-2025-20962.md) | Nov 11, 2025 |
| Linux | pcs-snmp ol 10 | 0:0.12.0-3.0.1.el10_0.3 | [ELSA-2025-19513](https://patchblox.com/security/data/fix/linux/elsa-2025-19513.md) | Nov 7, 2025 |
| Linux | pcs-snmp ol 8 | 0:0.10.18-2.0.1.el8_10.7 | [ELSA-2025-19719](https://patchblox.com/security/data/fix/linux/elsa-2025-19719.md) | Nov 6, 2025 |
| Linux | pcs-snmp ol 9 | 0:0.11.9-2.el9_6.2 | [ELSA-2025-19512](https://patchblox.com/security/data/fix/linux/elsa-2025-19512.md) | Nov 3, 2025 |
| Linux | ruby-rack Debian 12.15 (bookworm) | 2.2.20-0+deb12u1 | [DEBIAN-CVE-2025-61919](https://patchblox.com/security/data/fix/linux/debian-cve-2025-61919.md) | Oct 10, 2025 |
| Linux | ruby-rack Debian 13.5 (trixie) | 3.1.18-1~deb13u1 | [DEBIAN-CVE-2025-61919](https://patchblox.com/security/data/fix/linux/debian-cve-2025-61919.md) | Oct 10, 2025 |
| Linux | ruby-rack Debian 14 | 3.1.18-1 | [DEBIAN-CVE-2025-61919](https://patchblox.com/security/data/fix/linux/debian-cve-2025-61919.md) | Oct 10, 2025 |
| Linux | ruby-rack Ubuntu 20.04 LTS (focal) | 2.0.7-2ubuntu0.1+esm8 | [ruby-rack 2.0.7-2ubuntu0.1+esm8](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ruby-rack-2.0.7-2ubuntu0.1-esm8.md) | Oct 10, 2025 |
| Linux | ruby-rack Ubuntu 22.04.1 LTS (jammy) | 2.1.4-5ubuntu1.2 | [ruby-rack 2.1.4-5ubuntu1.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ruby-rack-2.1.4-5ubuntu1.2.md) | Oct 10, 2025 |
| Linux | ruby-rack Ubuntu 24.04.5 LTS (noble) | 2.2.7-1ubuntu0.5 | [ruby-rack 2.2.7-1ubuntu0.5](https://patchblox.com/security/data/fix/linux/ubuntu-noble-ruby-rack-2.2.7-1ubuntu0.5.md) | Oct 10, 2025 |
| Linux | ruby-rack Ubuntu 25.10 (questing) | 3.1.16-0.1ubuntu0.1 | [ruby-rack 3.1.16-0.1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-ruby-rack-3.1.16-0.1ubuntu0.1.md) | Oct 10, 2025 |
| Linux | rubygem-rack Fedora 43 | 1:3.1.19-1.fc43 | [FEDORA-2025-B6E0F437B6](https://patchblox.com/security/data/fix/linux/fedora-2025-b6e0f437b6.md) | Nov 4, 2025 |
| Linux | rubygem-rack opensuse-leap 15.6 | 2.2.20-150000.3.34.1 | [SUSE-SU-2025:4273-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4273-1.md) | Nov 27, 2025 |
| Linux | rubygem-rack sles 15.6 | 2.2.20-150000.3.34.1 | [SUSE-SU-2025:4273-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4273-1.md) | Nov 27, 2025 |
| Linux | rubygem-rack sles 15.7 | 2.2.20-150000.3.34.1 | [SUSE-SU-2025:4273-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4273-1.md) | Nov 27, 2025 |
| Linux | rubygem-rack-doc Fedora 43 | 1:3.1.19-1.fc43 | [FEDORA-2025-B6E0F437B6](https://patchblox.com/security/data/fix/linux/fedora-2025-b6e0f437b6.md) | Nov 4, 2025 |

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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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