# CVE-2018-25062: flar2 ElementalX ipsec xfrm_user.c xfrm_dump_policy_done denial of service

> A local attacker can cause a denial of service in the Android kernel's IPsec component via the xfrm_dump_policy_done function.

- **Severity:** Low 3.5 (`CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 1 Jan 2023
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-636c-5w27-2fj8

## What is CVE-2018-25062?

CVE-2018-25062 is a low-severity denial of service vulnerability in flar2 ElementalX, published on 1 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability classified as problematic has been found in flar2 ElementalX up to 6.x on Nexus 9. Affected is the function xfrm_dump_policy_done of the file net/xfrm/xfrm_user.c of the component ipsec. The manipulation leads to denial of service. Upgrading to version 7.00 is able to address this issue. The name of the patch is 1df72c9f0f61304437f4f1037df03b5fb36d5a79. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-217152.

Weakness: CWE-404 (Improper Resource Shutdown or Release)

## Which versions are affected by CVE-2018-25062?

It affects 1 product.


Products: Elementalx Elementalx.

## How do I fix CVE-2018-25062?

No fix has been published for CVE-2018-25062 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-25062 being exploited?

There is no known exploitation of CVE-2018-25062 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-25062 and fix it if it is affected.

What it is: CVE-2018-25062 is a low-severity denial of service vulnerability in flar2 ElementalX, published on 1 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2018-25062 in the wild and no public exploit code.

Affected product: flar2 ElementalX. 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-2018-25062/ (Markdown: https://insights.sbomify.com/CVE-2018-25062/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-25062
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-25062
- OSV: https://osv.dev/vulnerability/CVE-2018-25062

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-25062/
Summaries are generated and may contain mistakes; the official description above is the record.