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CLSA-2025-1754340109
Vulnerability in libblockdev (CLSA-2025-1754340109)
Summary
vulnerability in libblockdev (CLSA-2025-1754340109). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `2.28-4.el9.tuxcare.els1` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CLSA-2025-1754340109** has been found in libblockdev.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade libblockdev to **2.28-4.el9.tuxcare.els1** or later.
If unsure, ask your IT team or search "libblockdev CLSA-2025-1754340109" on the vendor's site.
CLSA-2025-1754340109 (libblockdev) —
Patched: `2.28-4.el9.tuxcare.els1` — 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 libblockdev.
📍 Affected scope
libblockdev — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **2.28-4.el9.tuxcare.els1**.
🛡️ 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 'libblockdev' .` 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 'libblockdev' . | 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 `libblockdev` 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 libblockdev to 2.28-4.el9.tuxcare.els1ステージング環境で 2.28-4.el9.tuxcare.els1 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
TuxCare:AlmaLinux:9.2
libblockdev
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-crypto
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-crypto-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-dm
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-dm-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-fs
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-fs-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-kbd
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-kbd-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-loop
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-loop-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-lvm
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-lvm-dbus
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-lvm-dbus-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-lvm-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-mdraid
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-mdraid-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-mpath
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-mpath-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-nvdimm
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-nvdimm-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-nvme
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-nvme-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-part
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-part-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-plugins-all
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-swap
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-swap-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-tools
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-utils
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
libblockdev-utils-devel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.2
python3-blockdev
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28-4.el9.tuxcare.els1"}]}]