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CLSA-2026-1779581056
Vulnerability in qemu-guest-agent (CLSA-2026-1779581056)
Summary
vulnerability in qemu-guest-agent (CLSA-2026-1779581056). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CLSA-2026-1779581056** has been found in qemu-guest-agent.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade qemu-guest-agent to **17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1** or later.
If unsure, ask your IT team or search "qemu-guest-agent CLSA-2026-1779581056" on the vendor's site.
CLSA-2026-1779581056 (qemu-guest-agent) —
Patched: `17:9.1.0-15.el9_6.9.alma.1.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 qemu-guest-agent.
📍 Affected scope
qemu-guest-agent — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **17:9.1.0-15.el9_6.9.alma.1.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 'qemu-guest-agent' .` 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 'qemu-guest-agent' . | 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 `qemu-guest-agent` 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 qemu-guest-agent to 17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1ステージング環境で 17:9.1.0-15.el9_6.9.alma.1.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:9.6
qemu-guest-agent
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-img
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-audio-dbus
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-audio-pa
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-block-blkio
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-block-curl
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-block-rbd
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-common
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-core
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-device-display-virtio-gpu
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-device-display-virtio-gpu-pci
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-device-display-virtio-vga
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-device-usb-host
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-device-usb-redirect
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-docs
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-tests
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-tools
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-ui-dbus
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-ui-egl-headless
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-kvm-ui-opengl
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]
TuxCare:AlmaLinux:9.6
qemu-pr-helper
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17:9.1.0-15.el9_6.9.alma.1.tuxcare.els1"}]}]