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CVE-2024-49890
medium
CVSS 5.5
Vulnerability in linux (CVE-2024-49890)
Summary
vulnerability in linux (CVE-2024-49890). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2024-49890** has been found in linux.
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 "linux CVE-2024-49890" on the vendor's site.
CVE-2024-49890 (linux) — CWE-476 / 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-476) exists in linux.
📍 Affected scope
linux — .
🔥 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 '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
-
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。
-
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/016bf0294b401246471c6710c6bf9251616228b6
- web https://git.kernel.org/stable/c/186fb12e7a7b038c2710ceb2fb74068f1b5d55a4
- web https://git.kernel.org/stable/c/29f388945770bd0a6c82711436b2bc98b0dfac92
- web https://git.kernel.org/stable/c/8adf4408d482faa51b2c14e60bfd9946ec1911a4
- web https://git.kernel.org/stable/c/9550d8d6f19fac7623f044ae8d9503825b325497
- web https://git.kernel.org/stable/c/b511474f49588cdca355ebfce54e7eddbf7b75a5
- web https://git.kernel.org/stable/c/fd5f4ac1a986f0e7e9fa019201b5890554f87bcf
- 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-2024-49890
- web https://github.com/advisories/GHSA-4rgx-hjqw-p9f3