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CVE-2026-53325
medium
CVSS 5.5
Vulnerability in linux (CVE-2026-53325)
Summary
vulnerability in linux (CVE-2026-53325). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-53325** 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-2026-53325" on the vendor's site.
CVE-2026-53325 (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。
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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://nvd.nist.gov/vuln/detail/CVE-2026-53325
- web https://git.kernel.org/stable/c/0aa9b27c454c53074cde592eaceb442d30341585
- web https://git.kernel.org/stable/c/53483a9f4ee9eeb18aa866ec16cce79e136987e1
- web https://git.kernel.org/stable/c/b08472db93b1ccff84a7adec5779d47f0e9d3a30
- web https://git.kernel.org/stable/c/cefe535a60a2e00e09f4b2689b0c8ffc6912459a
- web https://github.com/advisories/GHSA-vhjq-v866-4c7f
- web https://git.kernel.org/stable/c/1d7d45050e14083c1de1460c93f4063c1f0bca7b
- web https://git.kernel.org/stable/c/3e844a63668d1c3d10a9d347d7ebf161b2f91c84
- web https://git.kernel.org/stable/c/564b3b3f6565313eb6fa5355ffd037d6fb27897f
- web https://git.kernel.org/stable/c/ce800993af477fc24187349c6a20d3073140b759
- web https://git.kernel.org/stable/c/eb045714bc6a2bbb0befb7a31b996a196e188869