# RLSA-2026:99174: Security update for 8 packages

RLSA-2026:99174, released November 7, 2026, fixes 8 CVEs across 8 products. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/rlsa-2026-99174
- Platform: Linux
- Released: Nov 7, 2026
- Priority: Urgent (Closes CVE-2026-59083, rated Critical)
- CVEs: 8, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://errata.rockylinux.org/RLSA-2026:99174

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [tomcat9](https://patchblox.com/security/data/product/linux/tomcat9.md) | rocky 10 | 1:9.0.120-2.el10_3 |
| [tomcat9-admin-webapps](https://patchblox.com/security/data/product/linux/tomcat9-admin-webapps.md) | rocky 10 | 1:9.0.120-2.el10_3 |
| [tomcat9-docs-webapp](https://patchblox.com/security/data/product/linux/tomcat9-docs-webapp.md) | rocky 10 | 1:9.0.120-2.el10_3 |
| [tomcat9-el-3.0-api](https://patchblox.com/security/data/product/linux/tomcat9-el-3.0-api.md) | rocky 10 | 1:9.0.120-2.el10_3 |
| [tomcat9-jsp-2.3-api](https://patchblox.com/security/data/product/linux/tomcat9-jsp-2.3-api.md) | rocky 10 | 1:9.0.120-2.el10_3 |
| [tomcat9-lib](https://patchblox.com/security/data/product/linux/tomcat9-lib.md) | rocky 10 | 1:9.0.120-2.el10_3 |
| [tomcat9-servlet-4.0-api](https://patchblox.com/security/data/product/linux/tomcat9-servlet-4.0-api.md) | rocky 10 | 1:9.0.120-2.el10_3 |
| [tomcat9-webapps](https://patchblox.com/security/data/product/linux/tomcat9-webapps.md) | rocky 10 | 1:9.0.120-2.el10_3 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-59083](https://patchblox.com/security/data/cve/CVE-2026-59083.md) | Urgent | tomcat11: Improper Handling of URL Encoding (Hex Encoding) vulnerability in Apache Tomcat's rewrite valve allowed security cons... | 9.1 | 0.0052 |  |
| [CVE-2026-59084](https://patchblox.com/security/data/cve/CVE-2026-59084.md) | Urgent | tomcat11: Insufficient Technical Documentation vulnerability in Apache Tomcat since the requirements to securely configure the... | 9.1 | 0.0051 |  |
| [CVE-2026-41293](https://patchblox.com/security/data/cve/CVE-2026-41293.md) | High | tomcat: HTTP/2 request headers not validated (bsc#1265163). | 9.8 | 0.0171 |  |
| [CVE-2026-43512](https://patchblox.com/security/data/cve/CVE-2026-43512.md) | High | tomcat: digest authenticator will authenticate any unknown user (bsc#1265145). | 9.8 | 0.0133 |  |
| [CVE-2026-43515](https://patchblox.com/security/data/cve/CVE-2026-43515.md) | High | tomcat: Security constraints not correctly applied (bsc#1265168). | 9.1 | 0.0122 |  |
| [CVE-2026-42498](https://patchblox.com/security/data/cve/CVE-2026-42498.md) | High | tomcat: WebSocket authentication header exposure (bsc#1265165). | 7.3 | 0.0069 |  |
| [CVE-2026-43513](https://patchblox.com/security/data/cve/CVE-2026-43513.md) | High | tomcat: LockOutRealm treats user names as case-sensitive (bsc#1265166). | 7.5 | 0.0050 |  |
| [CVE-2026-32990](https://patchblox.com/security/data/cve/CVE-2026-32990.md) | High | tomcat: The fix for CVE-2025-66614 was incomplete, so this CVE completes it (bsc#1258371). | 7.3 | 0.0031 |  |

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Data as of 2026-11-14T20:11:19Z 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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