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CVE-2025-38670
high
CVSS 7.1
Vulnerability in linux (CVE-2025-38670)
Summary
vulnerability in linux (CVE-2025-38670). Confidential information can be exposed externally.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-38670** has been found in linux.
Confidential information can be exposed externally. CVSS score: 7.1/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "linux CVE-2025-38670" on the vendor's site.
CVE-2025-38670 (linux) — CWE-668 / CVSS v3 7.1
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-668) exists in linux.
📍 Affected scope
linux — .
🔥 Severity
Severity: High (CVSS 7.1/10). Confidential information can be exposed externally
🔧 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
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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/0f67015d72627bad72da3c2084352e0aa134416b
- web https://git.kernel.org/stable/c/407047893a64399f2d2390ff35cc6061107d805d
- web https://git.kernel.org/stable/c/708fd522b86d2a9544c34ec6a86fa3fc23336525
- web https://git.kernel.org/stable/c/9433a5f437b0948d6a2d8a02ad7a42ab7ca27a61
- web https://git.kernel.org/stable/c/a6b0cb523eaa01efe8a3f76ced493ba60674c6e6
- web https://git.kernel.org/stable/c/d42e6c20de6192f8e4ab4cf10be8c694ef27e8cb
- web https://git.kernel.org/stable/c/f7e0231eeaa33245c649fac0303cf97209605446
- 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-2025-38670
- web https://github.com/advisories/GHSA-6v6p-g835-47x6