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CVE-2026-52984
medium
CVSS 5.5
Vulnerability in linux (CVE-2026-52984)
Summary
vulnerability in linux (CVE-2026-52984). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-52984** 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-2026-52984" on the vendor's site.
CVE-2026-52984 (linux) — 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** (unclassified) 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://nvd.nist.gov/vuln/detail/CVE-2026-52984
- web https://git.kernel.org/stable/c/0f875d52db4c921da610e481b72f03cc82fdcb72
- web https://git.kernel.org/stable/c/39a66e83ea41fe845631eeb8d326953de27d13f9
- web https://git.kernel.org/stable/c/4185701fcce6b426b6c3630b25330dddd9c47b0d
- web https://git.kernel.org/stable/c/54b5dbacd00dedffd5e2eed76de1c3839996b5e6
- web https://git.kernel.org/stable/c/74fcd8e127200a50ee22ba2b45c164722bdb9177
- web https://git.kernel.org/stable/c/8450462eaf91d5d2a9e863507b16d18e814baef3
- web https://git.kernel.org/stable/c/936a7dd87251f6f3e88983350833edf60fe6a80b
- web https://git.kernel.org/stable/c/ef9a41b3870fb90577da5b2de5bd140022d4021e
- web https://github.com/advisories/GHSA-29w2-r4qv-vcrw