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CVE-2025-40219
Vulnerability in Kernel (CVE-2025-40219)
Summary
vulnerability in Kernel (CVE-2025-40219). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `5.4.301, 5.10.246, 5.15.195, 6.1.157, 6.6.113, 6.12.54, 6.17.4` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-40219** has been found in Kernel.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade Kernel to **5.4.301, 5.10.246, 5.15.195, 6.1.157, 6.6.113, 6.12.54, 6.17.4** or later.
If unsure, ask your IT team or search "Kernel CVE-2025-40219" on the vendor's site.
CVE-2025-40219 (Kernel) —
Patched: `5.4.301, 5.10.246, 5.15.195, 6.1.157, 6.6.113, 6.12.54, 6.17.4` — apply immediately
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** (unclassified) exists in Kernel.
📍 Affected scope
Kernel — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **5.4.301, 5.10.246, 5.15.195, 6.1.157, 6.6.113, 6.12.54, 6.17.4**.
🛡️ 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 'Kernel' .` 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 'Kernel' . | 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 `Kernel` 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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6Apply patch patch
Upgrade Kernel to 5.4.301, 5.10.246, 5.15.195, 6.1.157, 6.6.113, 6.12.54, 6.17.4ステージング環境で 5.4.301, 5.10.246, 5.15.195, 6.1.157, 6.6.113, 6.12.54, 6.17.4 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスと、Step 3 で見つけた異常検知の続報チェックを含めること。
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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。
Affected packages
Linux
Kernel
[{"type":"ECOSYSTEM","events":[{"introduced":"5.0.0"},{"fixed":"5.4.301"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.246"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.195"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.157"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.113"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.54"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.17.4"}]}]
References
- advisory https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40219.json
- package https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- web https://git.kernel.org/stable/c/05703271c3cdcc0f2a8cf6ebdc45892b8ca83520
- web https://git.kernel.org/stable/c/1e8a80290f964bdbad225221c8a1594c7e01c8fd
- web https://git.kernel.org/stable/c/36039348bca77828bf06eae41b8f76e38cd15847
- web https://git.kernel.org/stable/c/53154cd40ccf285f1d1c24367824082061d155bd
- web https://git.kernel.org/stable/c/5c1cd7d405e94dc6cb320cc0cc092b74895b6ddf
- web https://git.kernel.org/stable/c/a24219172456f035d886857e265ca24c85b167c8
- web https://git.kernel.org/stable/c/a645ca21de09e3137cbb224fa6c23cca873a1d01
- web https://git.kernel.org/stable/c/ee40e5db052d7c6f406fdb95ad639c894c74674c
- web https://nvd.nist.gov/vuln/detail/CVE-2025-40219
- web https://git.kernel.org/stable/c/1047ca2d816994f31e1475e63e0c0b7825599747
- web https://git.kernel.org/stable/c/3cddde484471c602bea04e6f384819d336a1ff84
- web https://git.kernel.org/stable/c/7c37920c96b85ef4255a7acc795e99e63dd38d59
- web https://git.kernel.org/stable/c/97c18f074ff1c12d016a0753072a3afdfa0b9611
- web https://git.kernel.org/stable/c/a5338e365c4559d7b4d7356116b0eb95b12e08d5
- web https://git.kernel.org/stable/c/bea1d373098b22d7142da48750ce5526096425bc
- web https://git.kernel.org/stable/c/d7673ac466eca37ec3e6b7cc9ccdb06de3304e9b
- web https://git.kernel.org/stable/c/f3015627b6e9ddf85cfeaf42405b3c194dde2c36
- web https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- web https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- web https://github.com/advisories/GHSA-p5jg-472w-q92f