# Packetbeat 8.19.9, 9.1.9, and 9.2.3 Security Update (ESA-2025-30)

**URL:** <https://discuss.elastic.co/t/packetbeat-8-19-9-9-1-9-and-9-2-3-security-update-esa-2025-30/384178>\
**Category:** Security Announcements\
**Created:** [December 18, 2025, 9:15pm UTC](https://discuss.elastic.co/t/packetbeat-8-19-9-9-1-9-and-9-2-3-security-update-esa-2025-30/384178 "2025-12-18T21:15:08Z")\
**Posts on this page:** 1\
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**Author:** ![ismisepaul](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ismisepaul/32/102235_2.png) [@ismisepaul](https://discuss.elastic.co/u/ismisepaul)\
**Post date:** [December 18, 2025, 9:15pm UTC](https://discuss.elastic.co/t/packetbeat-8-19-9-9-1-9-and-9-2-3-security-update-esa-2025-30/384178/1 "2025-12-18T21:15:08Z")

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**Packetbeat Improper Bounds Check (ESA-2025-30)**

Improper Bounds Check (CWE-787) in Packetbeat can allow a remote unauthenticated attacker to exploit a Buffer Overflow (CAPEC-100) and reliably crash the application or cause significant resource exhaustion via a single crafted UDP packet with an invalid fragment sequence number.

**Affected Versions:**

- 7.x: All versions
- 8.x: All versions from 8.0.0 up to and including 8.19.8
- 9.x:
  - All versions from 9.0.0 up to and including 9.1.8
  - All versions from 9.2.0 up to and including 9.2.2

**Affected Configurations:**

Users using memcached collection

**Solutions and Mitigations:**

The issue is resolved in version 8.19.9, 9.1.9, and 9.2.3.

**For Users that Cannot Upgrade:**

Users can disable memcached collection in the Network Packet Capture integration if they are using Elastic Agent and would like other network collections to continue.

**Severity:** CVSSv3.1: 6.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H  
**CVE ID** : CVE-2025-68381

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_[View the full topic](https://discuss.elastic.co/t/packetbeat-8-19-9-9-1-9-and-9-2-3-security-update-esa-2025-30/384178)._