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CVE-2024-47696
high
CVSS 7.8
Use-After-Free in c (CVE-2024-47696)
Summary
vulnerability in c (CVE-2024-47696). Successful exploitation can lead to full system takeover.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2024-47696** has been found in c.
Successful exploitation can lead to full system takeover. CVSS score: 7.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "c CVE-2024-47696" on the vendor's site.
CVE-2024-47696 (c) — CWE-416 / CVSS v3 7.8
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 c.
📍 Affected scope
c — .
🔥 Severity
Severity: High (CVSS 7.8/10). 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 'c' .` 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 'c' . | 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 `c` 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/29b3bbd912b8db86df7a3c180b910ccb621f5635
- web https://git.kernel.org/stable/c/2efe8da2ddbf873385b4bc55366d09350b408df6
- web https://git.kernel.org/stable/c/86dfdd8288907f03c18b7fb462e0e232c4f98d89
- web https://git.kernel.org/stable/c/8b7df76356d098f85f3bd2c7cf6fb43f531893d7
- web https://git.kernel.org/stable/c/a09dc967b3c58899e259c0aea092f421d22a0b04
- web https://git.kernel.org/stable/c/a64f30db12bdc937c5108158d98c8eab1925c548
- web https://git.kernel.org/stable/c/c8b18a75282cfd27822a8cc3c1f005c1ac8d1a58
- web https://git.kernel.org/stable/c/da0392698c62397c19deb1b9e9bdf2fbb5a9420e
- web https://git.kernel.org/stable/c/da2708a19f45b4a7278adf523837c8db21d1e2b5
- web https://lists.debian.org/debian-lts-announce/2025/01/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://cert-portal.siemens.com/productcert/html/ssa-355557.html
- web https://nvd.nist.gov/vuln/detail/CVE-2024-47696
- web https://github.com/advisories/GHSA-36v8-3fmp-p728