CVE-2024-38534 Suricata modbus: txs without responses are never freed
High 7.5
Published
Updated
Check this codebase for CVE-2024-38534 and fix it if it is affected.
What it is: CVE-2024-38534 is a high-severity vulnerability in Oisf Suricata, published on 11 Jul 2024.
Exploitation: There is no known exploitation of CVE-2024-38534 in the wild and no public exploit code.
Affected product: Oisf Suricata. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2024-38534/ (Markdown: https://insights.sbomify.com/CVE-2024-38534/index.md)
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2024-38534?
CVE-2024-38534 is a high-severity vulnerability in Oisf Suricata, published on 11 Jul 2024.
Official description
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.
Weakness: CWE-770
Which versions are affected by CVE-2024-38534?
It affects 1 product.
Products include Oisf Suricata.
How do I fix CVE-2024-38534?
Upgrade to a fixed version.
Is CVE-2024-38534 being exploited?
There is no known exploitation of CVE-2024-38534 in the wild and no public exploit code.
Other vulnerabilities in Oisf Suricata
Sources
Also known as DEBIAN-CVE-2024-38534, GHSA-59qg-h357-69fq, UBUNTU-CVE-2024-38534.