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CVE-2025-38477
medium
CVSS 4.7
Vulnerability in linux (CVE-2025-38477)
Summary
vulnerability in linux (CVE-2025-38477). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-38477** has been found in linux.
Risk of unauthorized operations or information disclosure. CVSS score: 4.7/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "linux CVE-2025-38477" on the vendor's site.
CVE-2025-38477 (linux) — CWE-362 / CVSS v3 4.7
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-362) exists in linux.
📍 Affected scope
linux — .
🔥 Severity
Severity: Medium (CVSS 4.7/10). 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/466e10194ab81caa2ee6a332d33ba16bcceeeba6
- web https://git.kernel.org/stable/c/5e28d5a3f774f118896aec17a3a20a9c5c9dfc64
- web https://git.kernel.org/stable/c/a6d735100f602c830c16d69fb6d780eebd8c9ae1
- web https://git.kernel.org/stable/c/aa7a22c4d678bf649fd3a1d27debec583563414d
- web https://git.kernel.org/stable/c/c000a3a330d97f6c073ace5aa5faf94b9adb4b79
- web https://git.kernel.org/stable/c/c6df794000147a3a02f79984aada4ce83f8d0a1e
- web https://git.kernel.org/stable/c/d841aa5518508ab195b6781ad0d73ee378d713dd
- web https://git.kernel.org/stable/c/fbe48f06e64134dfeafa89ad23387f66ebca3527
- 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-082556.html
- web https://nvd.nist.gov/vuln/detail/CVE-2025-38477
- web https://github.com/advisories/GHSA-79vc-v8qm-8x53