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ECHO-915c-a579-c425
Vulnerability in llvm-toolchain-19 (ECHO-915c-a579-c425)
Summary
vulnerability in llvm-toolchain-19 (ECHO-915c-a579-c425). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `1:19.1.7-3` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **ECHO-915c-a579-c425** has been found in llvm-toolchain-19.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade llvm-toolchain-19 to **1:19.1.7-3** or later.
If unsure, ask your IT team or search "llvm-toolchain-19 ECHO-915c-a579-c425" on the vendor's site.
ECHO-915c-a579-c425 (llvm-toolchain-19) —
Patched: `1:19.1.7-3` — apply immediately
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** (unclassified) exists in llvm-toolchain-19.
📍 Affected scope
llvm-toolchain-19 — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **1:19.1.7-3**.
🛡️ 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 'llvm-toolchain-19' .` 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 'llvm-toolchain-19' . | 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 `llvm-toolchain-19` 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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6Apply patch patch
Upgrade llvm-toolchain-19 to 1:19.1.7-3ステージング環境で 1:19.1.7-3 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスと、Step 3 で見つけた異常検知の続報チェックを含めること。
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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。
Affected packages
Echo
llvm-toolchain-19
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:19.1.7-3"}]}]