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CVE-2024-40934
medium
CVSS 5.5
Vulnerability in linux (CVE-2024-40934)
Summary
vulnerability in linux (CVE-2024-40934). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2024-40934** 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-2024-40934" on the vendor's site.
CVE-2024-40934 (linux) — CWE-401 / 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-401) 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/15122dc140d82c51c216535c57b044c4587aae45
- web https://git.kernel.org/stable/c/1df2ead5dfad5f8f92467bd94889392d53100b98
- web https://git.kernel.org/stable/c/789c99a1d7d2c8f6096d75fc2930505840ec9ea0
- web https://git.kernel.org/stable/c/a0503757947f2e46e59c1962326b53b3208c8213
- web https://git.kernel.org/stable/c/caa9c9acb93db7ad7b74b157cf101579bac9596d
- web https://git.kernel.org/stable/c/ce3af2ee95170b7d9e15fff6e500d67deab1e7b3
- web https://git.kernel.org/stable/c/f677ca8cfefee2a729ca315f660cd4868abdf8de
- web https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
- web https://cert-portal.siemens.com/productcert/html/ssa-265688.html
- web https://cert-portal.siemens.com/productcert/html/ssa-355557.html
- web https://nvd.nist.gov/vuln/detail/CVE-2024-40934
- web https://github.com/advisories/GHSA-g9fw-749r-g6j2