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CVE-2025-38129
high
CVSS 7.8
Use-After-Free in c (CVE-2025-38129)
Summary
vulnerability in c (CVE-2025-38129). Successful exploitation can lead to full system takeover.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-38129** 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-2025-38129" on the vendor's site.
CVE-2025-38129 (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
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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。
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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/1a8c0b61d4cb55c5440583ec9e7f86a730369e32
- web https://git.kernel.org/stable/c/271683bb2cf32e5126c592b5d5e6a756fa374fd9
- web https://git.kernel.org/stable/c/4914c0a166540e534a0c1d43affd329d95fb56fd
- web https://git.kernel.org/stable/c/4ab8c0f8905c9c4d05e7f437e65a9a365573ff02
- web https://git.kernel.org/stable/c/c2c906142293931e33ef4be79ebc36c25c4e21dd
- web https://git.kernel.org/stable/c/d69f28ef7cdafdcf37ee310f38b1399e7d05f9a8
- web https://git.kernel.org/stable/c/e869a85acc2e60dc554579b910826a4919d8cd98
- web https://nvd.nist.gov/vuln/detail/CVE-2025-38129
- web https://github.com/advisories/GHSA-98jq-f2h2-hqf4