# tcpdump security updates

Patch Radar has 24 security fixes for tcpdump, closing 32 CVEs. The newest security fix is RLSA-2024:2211 (4:4.99.0-9.el9), released May 7, 2025.

- Web page: https://patchblox.com/security/product/linux/tcpdump
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [RLSA-2024:2211](https://patchblox.com/security/data/fix/linux/rlsa-2024-2211.md) | May 7, 2025 | rocky 9 4:4.99.0-9.el9 | Routine | 1 | 0 |
| [ELSA-2024-2211](https://patchblox.com/security/data/fix/linux/elsa-2024-2211.md) | May 2, 2024 | ol 9 14:4.99.0-9.el9 | Routine | 1 | 0 |
| [ALSA-2024:2211](https://patchblox.com/security/data/fix/linux/alsa-2024-2211.md) | Apr 30, 2024 | almalinux 9 14:4.99.0-9.el9 | Routine | 1 | 0 |
| [RHSA-2024:2211](https://patchblox.com/security/data/fix/linux/rhsa-2024-2211.md) | Apr 30, 2024 | RHEL 9 14:4.99.0-9.el9 | Routine | 1 | 0 |
| [RLSA-2024:0769](https://patchblox.com/security/data/fix/linux/rlsa-2024-0769.md) | Mar 12, 2024 | rocky 8 4:4.9.3-3.el8_9.1 | Routine | 1 | 0 |
| [ELSA-2024-0769](https://patchblox.com/security/data/fix/linux/elsa-2024-0769.md) | Feb 13, 2024 | ol 8 14:4.9.3-3.el8_9.1 | Routine | 1 | 0 |
| [ALSA-2024:0769](https://patchblox.com/security/data/fix/linux/alsa-2024-0769.md) | Feb 12, 2024 | almalinux 8 14:4.9.3-3.el8_9.1.alma.1 | Routine | 1 | 0 |
| [RHSA-2024:0769](https://patchblox.com/security/data/fix/linux/rhsa-2024-0769.md) | Feb 12, 2024 | RHEL 8 14:4.9.3-3.el8_9.1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2023-1801](https://patchblox.com/security/data/fix/linux/debian-cve-2023-1801.md) | Apr 7, 2023 | Debian 13.5 (trixie) 4.99.4-2 | Routine | 1 | 0 |
| [DEBIAN-CVE-2023-1801](https://patchblox.com/security/data/fix/linux/debian-cve-2023-1801.md) | Apr 7, 2023 | Debian 14 4.99.4-2 | Routine | 1 | 0 |
| [DEBIAN-CVE-2019-15167](https://patchblox.com/security/data/fix/linux/debian-cve-2019-15167.md) | Aug 27, 2022 | Debian 12.15 (bookworm) 4.9.3-1 | Urgent | 1 | 0 |
| [DEBIAN-CVE-2019-15167](https://patchblox.com/security/data/fix/linux/debian-cve-2019-15167.md) | Aug 27, 2022 | Debian 13.5 (trixie) 4.9.3-1 | Urgent | 1 | 0 |
| [DEBIAN-CVE-2019-15167](https://patchblox.com/security/data/fix/linux/debian-cve-2019-15167.md) | Aug 27, 2022 | Debian 14 4.9.3-1 | Urgent | 1 | 0 |
| [ELSA-2021-4236](https://patchblox.com/security/data/fix/linux/elsa-2021-4236.md) | Nov 16, 2021 | ol 8 14:4.9.3-2.el8 | High | 1 | 0 |
| [ALSA-2021:4236](https://patchblox.com/security/data/fix/linux/alsa-2021-4236.md) | Nov 9, 2021 | almalinux 8 14:4.9.3-2.el8 | High | 1 | 0 |
| [RLSA-2021:4236](https://patchblox.com/security/data/fix/linux/rlsa-2021-4236.md) | Nov 9, 2021 | rocky 8 4:4.9.3-2.el8 | High | 1 | 0 |
| [RHSA-2021:4236](https://patchblox.com/security/data/fix/linux/rhsa-2021-4236.md) | Nov 9, 2021 | RHEL 8 14:4.9.3-2.el8 | High | 1 | 0 |
| [ELSA-2020-4760](https://patchblox.com/security/data/fix/linux/elsa-2020-4760.md) | Nov 10, 2020 | ol 8 14:4.9.3-1.el8 | High | 24 | 0 |
| [tcpdump 4.9.3-0ubuntu0.18.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-tcpdump-4.9.3-0ubuntu0.18.04.2.md) | Nov 4, 2020 | Ubuntu 18.04.6 LTS (bionic) 4.9.3-0ubuntu0.18.04.2 | High | 2 | 0 |
| [tcpdump 4.9.3-4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-tcpdump-4.9.3-4ubuntu0.1.md) | Nov 4, 2020 | Ubuntu 20.04 LTS (focal) 4.9.3-4ubuntu0.1 | High | 2 | 0 |
| [RHSA-2020:4760](https://patchblox.com/security/data/fix/linux/rhsa-2020-4760.md) | Nov 4, 2020 | RHEL 8 14:4.9.3-1.el8 | High | 24 | 0 |
| [ELSA-2020-1604](https://patchblox.com/security/data/fix/linux/elsa-2020-1604.md) | May 5, 2020 | ol 8 14:4.9.2-6.el8 | Routine | 1 | 0 |
| [RHSA-2020:1604](https://patchblox.com/security/data/fix/linux/rhsa-2020-1604.md) | Apr 28, 2020 | RHEL 8 14:4.9.2-6.el8 | Routine | 1 | 0 |
| [tcpdump 4.9.3-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-tcpdump-4.9.3-0ubuntu0.18.04.1.md) | Sep 29, 2019 | Ubuntu 18.04.6 LTS (bionic) 4.9.3-0ubuntu0.18.04.1 | Urgent | 28 | 0 |

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Data as of 2026-11-07T12:40:37Z 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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