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CVE-2025-38727
medium
CVSS 5.5
Vulnerability in c (CVE-2025-38727)
Summary
vulnerability in c (CVE-2025-38727). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-38727** has been found in c.
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 "c CVE-2025-38727" on the vendor's site.
CVE-2025-38727 (c) — CWE-835 / 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-835) exists in c.
📍 Affected scope
c — .
🔥 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 '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/346c820ef5135cf062fa3473da955ef8c5fb6929
- web https://git.kernel.org/stable/c/44ddd7b1ae0b7edb2c832eb16798c827a05e58f0
- web https://git.kernel.org/stable/c/47d49fd07f86d1f55ea1083287303d237e9e0922
- web https://git.kernel.org/stable/c/6bee383ff83352a693d03efdf27cdd80742f71b2
- web https://git.kernel.org/stable/c/759dfc7d04bab1b0b86113f1164dc1fec192b859
- web https://git.kernel.org/stable/c/78fcd69d55c5f11d7694c547eca767a1cfd38ec4
- web https://git.kernel.org/stable/c/d42b71a34f6b8a2d5c53df81169b03b8d8b5cf4e
- web https://git.kernel.org/stable/c/e8edc7de688791a337c068693f22e8d8b869df71
- web https://git.kernel.org/stable/c/f324959ad47e62e3cadaffa65d3cff790fb48529
- web https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
- web https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- web https://cert-portal.siemens.com/productcert/html/ssa-032379.html
- web https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- web https://nvd.nist.gov/vuln/detail/CVE-2025-38727
- web https://github.com/advisories/GHSA-5j63-8q43-chww