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CVE-2025-38696
medium
CVSS 5.5
Vulnerability in linux (CVE-2025-38696)
Summary
vulnerability in linux (CVE-2025-38696). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-38696** has been found in linux.
Risk of unauthorized operations or information disclosure. CVSS score: 5.5/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "linux CVE-2025-38696" on the vendor's site.
CVE-2025-38696 (linux) — CWE-476 / CVSS v3 5.5
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-476) exists in linux.
📍 Affected scope
linux — .
🔥 Severity
Severity: Medium (CVSS 5.5/10). Risk of unauthorized operations or information disclosure
🔧 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。
-
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/24d098b6f69b0aa806ffcb3e18259bee31650b28
- web https://git.kernel.org/stable/c/5b6839b572b503609b9b58bc6c04a816eefa0794
- web https://git.kernel.org/stable/c/82d140f6aab5e89a9d3972697a0dbe1498752d9b
- web https://git.kernel.org/stable/c/ab18e48a503230d675e824a0d68a108bdff42503
- web https://git.kernel.org/stable/c/bd90dbd196831f5c2620736dc221db2634cf1e8e
- web https://git.kernel.org/stable/c/cddf47d20b0325dc8a4e57b833fe96e8f36c42a4
- web https://git.kernel.org/stable/c/e78033e59444d257d095b73ce5d20625294f6ec2
- web https://git.kernel.org/stable/c/e9f4a6b3421e936c3ee9d74710243897d74dbaa2
- web https://git.kernel.org/stable/c/f22de2027b206ddfb8a075800bb5d0dacf2da4b8
- 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-2025-38696
- web https://github.com/advisories/GHSA-5fwx-5j9v-m6cp