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CVE-2025-38699
high
CVSS 7.8
Vulnerability in linux (CVE-2025-38699)
Summary
vulnerability in linux (CVE-2025-38699). Successful exploitation can lead to full system takeover.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-38699** has been found in linux.
Successful exploitation can lead to full system takeover. CVSS score: 7.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "linux CVE-2025-38699" on the vendor's site.
CVE-2025-38699 (linux) — CWE-415 / CVSS v3 7.8
Attack vector: local / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
❓ What is the problem
**A vulnerability** (CWE-415) exists in linux.
📍 Affected scope
linux — .
🔥 Severity
Severity: High (CVSS 7.8/10). Successful exploitation can lead to full system takeover
🔧 How to fix
Update to the patched release per vendor advisory.
🛡️ Workaround
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'linux' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'linux' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で `linux` を grep し、稼働しているサービス・バージョンを把握する。
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7Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番では Step 3 と同じログクエリでアラート再発が無いか継続監視。
References
- web https://git.kernel.org/stable/c/13f613228cf3c96a038424cd97aa4d6aadc66294
- web https://git.kernel.org/stable/c/39cfe2c83146aad956318f866d0ee471b7a61fa5
- web https://git.kernel.org/stable/c/50d9bd48321038bd6e15af5a454bbcd180cf6f80
- web https://git.kernel.org/stable/c/684c92bb08a25ed3c0356bc7eb532ed5b19588dd
- web https://git.kernel.org/stable/c/8456f862cb95bcc3a831e1ba87c0c17068be0f3f
- web https://git.kernel.org/stable/c/8e03dd9fadf76db5b9799583074a1a2a54f787f1
- web https://git.kernel.org/stable/c/9337c2affbaebe00b75fdf84ea0e2fcf93c140af
- web https://git.kernel.org/stable/c/add4c4850363d7c1b72e8fce9ccb21fdd2cf5dc9
- web https://git.kernel.org/stable/c/ba024d92564580bb90ec367248ace8efe16ce815
- web https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
- web https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- web https://cert-portal.siemens.com/productcert/html/ssa-032379.html
- web https://nvd.nist.gov/vuln/detail/CVE-2025-38699
- web https://github.com/advisories/GHSA-4wc7-fq9j-gx9p