# DSA-5265-1: tomcat9 security update

DSA-5265-1, released October 29, 2022, fixes 1 CVE in tomcat9 (version 9.0.43-2~deb11u4). 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/dsa-5265-1
- Platform: Linux
- Released: Oct 29, 2022
- Priority: Routine (Closes CVE-2021-43980)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2021-43980

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [tomcat9](https://patchblox.com/security/data/product/linux/tomcat9.md) | Debian 11.6 (bullseye) | 9.0.43-2~deb11u4 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-43980](https://patchblox.com/security/data/cve/CVE-2021-43980.md) | Routine | tomcat9: tomcat9 - security update | 3.7 | 0.0236 |  |

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Data as of 2026-11-07T06:34:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo