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CLSA-2026-1777633439
Vulnerability in kernel (CLSA-2026-1777633439)
Summary
vulnerability in kernel (CLSA-2026-1777633439). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `5.14.0-570.62.1.el9_6.tuxcare.1.els4` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CLSA-2026-1777633439** has been found in kernel.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade kernel to **5.14.0-570.62.1.el9_6.tuxcare.1.els4** or later.
If unsure, ask your IT team or search "kernel CLSA-2026-1777633439" on the vendor's site.
CLSA-2026-1777633439 (kernel) —
Patched: `5.14.0-570.62.1.el9_6.tuxcare.1.els4` — 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 kernel.
📍 Affected scope
kernel — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **5.14.0-570.62.1.el9_6.tuxcare.1.els4**.
🛡️ 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 'kernel' .` 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 'kernel' . | 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 `kernel` を grep し、稼働しているサービス・バージョンを把握する。
-
6Apply patch patch
Upgrade kernel to 5.14.0-570.62.1.el9_6.tuxcare.1.els4ステージング環境で 5.14.0-570.62.1.el9_6.tuxcare.1.els4 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。
-
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
TuxCare:AlmaLinux:9.6
kernel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-abi-stablelists
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-core
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-cross-headers
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-core
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-devel-matched
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-modules
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-modules-core
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-modules-extra
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-modules-internal
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-modules-partner
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-uki-virt
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-debug-uki-virt-addons
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-devel-matched
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-doc
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-headers
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-ipaclones-internal
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-modules
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-modules-core
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-modules-extra
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-modules-internal
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-modules-partner
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-core
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug-core
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug-devel-matched
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug-kvm
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug-modules
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug-modules-core
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug-modules-extra
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug-modules-internal
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-debug-modules-partner
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-devel-matched
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-kvm
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-modules
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-modules-core
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-modules-extra
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-modules-internal
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-rt-modules-partner
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-selftests-internal
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-tools
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-tools-libs
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-tools-libs-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-uki-virt
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
kernel-uki-virt-addons
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
libperf
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
libperf-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
perf
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
python3-perf
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
rtla
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]
TuxCare:AlmaLinux:9.6
rv
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-570.62.1.el9_6.tuxcare.1.els4"}]}]