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CVE-2024-56672
high
CVSS 7.0
Use-After-Free in linux (CVE-2024-56672)
Summary
vulnerability in linux (CVE-2024-56672). Successful exploitation can lead to full system takeover.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2024-56672** has been found in linux.
Successful exploitation can lead to full system takeover. CVSS score: 7.0/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "linux CVE-2024-56672" on the vendor's site.
CVE-2024-56672 (linux) — CWE-416 / CVSS v3 7.0
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
**use-after-free** (CWE-416) exists in linux.
📍 Affected scope
linux — .
🔥 Severity
Severity: High (CVSS 7.0/10). Successful exploitation can lead to full system takeover
🔧 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/29d1e06560f0f6179062ac638b4064deb637d1ad
- web https://git.kernel.org/stable/c/5baa28569c924d9a90d036c2aaab79f791fedaf8
- web https://git.kernel.org/stable/c/64afc6fe24c9896c0153e5a199bcea241ecb0d5c
- web https://git.kernel.org/stable/c/83f5a87ee8caa76a917f59912a74d6811f773c67
- web https://git.kernel.org/stable/c/86e6ca55b83c575ab0f2e105cf08f98e58d3d7af
- web https://git.kernel.org/stable/c/8a07350fe070017a887433f4d6909433955be5f1
- web https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- web https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
- web https://cert-portal.siemens.com/productcert/html/ssa-265688.html
- web https://nvd.nist.gov/vuln/detail/CVE-2024-56672
- web https://github.com/advisories/GHSA-qgw7-mg2m-3x6f