# libtomcat9-java 9.0.31-1ubuntu0.2: libtomcat9-java 9.0.31-1ubuntu0.2 for Ubuntu 20.04 LTS (focal)

libtomcat9-java 9.0.31-1ubuntu0.2, released September 16, 2021, fixes 6 CVEs in libtomcat9-java. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-focal-libtomcat9-java-9.0.31-1ubuntu0.2
- Platform: Linux
- Released: Sep 16, 2021
- Priority: Routine (Closes 6 CVEs, none high severity)
- CVEs: 6, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libtomcat9-java](https://patchblox.com/security/data/product/linux/libtomcat9-java.md) | Ubuntu 20.04 LTS (focal) | 9.0.31-1ubuntu0.2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-33037](https://patchblox.com/security/data/cve/CVE-2021-33037.md) | Routine | tomcat9: Apache Tomcat 10.0.0-M1 to 10.0.6, 9.0.0.M1 to 9.0.46 and 8.5.0 to 8.5.66 did not correctly parse the HTTP transfer-e... | n/a | 0.7467 |  |
| [CVE-2020-17527](https://patchblox.com/security/data/cve/CVE-2020-17527.md) | Routine | libtomcat9-embed-java: While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5... | n/a | 0.2462 |  |
| [CVE-2021-25122](https://patchblox.com/security/data/cve/CVE-2021-25122.md) | Routine | libtomcat8-embed-java: When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.... | n/a | 0.1811 |  |
| [CVE-2021-30640](https://patchblox.com/security/data/cve/CVE-2021-30640.md) | Routine | libtomcat9-embed-java: A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid use... | n/a | 0.0989 |  |
| [CVE-2021-25329](https://patchblox.com/security/data/cve/CVE-2021-25329.md) | Routine | libservlet3.0-java: The fix for CVE-2020-9484 was incomplete | n/a | 0.0949 |  |
| [CVE-2021-41079](https://patchblox.com/security/data/cve/CVE-2021-41079.md) | Routine | libtomcat8-embed-java: Apache Tomcat 8.5.0 to 8.5.63, 9.0.0-M1 to 9.0.43 and 10.0.0-M1 to 10.0.2 did not properly validate incoming TLS packets | n/a | 0.0718 |  |

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Data as of 2026-11-11T13:47:35Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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