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UBUNTU-CVE-2018-1999011
Vulnerability in oxide-qt (UBUNTU-CVE-2018-1999011)
Summary
vulnerability in oxide-qt (UBUNTU-CVE-2018-1999011). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `2b46ebdbff1d8dec7a3d8ea280a612b` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **UBUNTU-CVE-2018-1999011** has been found in oxide-qt.
Successful exploitation can lead to full system takeover. CVSS score: ?/10.
What to do: upgrade oxide-qt to **2b46ebdbff1d8dec7a3d8ea280a612b** or later.
If unsure, ask your IT team or search "oxide-qt UBUNTU-CVE-2018-1999011" on the vendor's site.
UBUNTU-CVE-2018-1999011 (oxide-qt) —
Attack vector: remote (network-reachable) / unauthenticated
Patched: `2b46ebdbff1d8dec7a3d8ea280a612b` — 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 oxide-qt.
📍 Affected scope
oxide-qt — .
🔥 Severity
Severity: ?. Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **2b46ebdbff1d8dec7a3d8ea280a612b**.
🛡️ 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 'oxide-qt' .` 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 'oxide-qt' . | 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 `oxide-qt` 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 oxide-qt to 2b46ebdbff1d8dec7a3d8ea280a612bステージング環境で 2b46ebdbff1d8dec7a3d8ea280a612b 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
Ubuntu:16.04:LTS
oxide-qt
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:16.04:LTS
gst-libav1.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS
gst-libav1.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:20.04:LTS
gst-libav1.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:20.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS
chromium-browser
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS
gst-libav1.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:24.04:LTS
chromium-browser
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:24.04:LTS
gst-libav1.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:24.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:25.10
chromium-browser
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:25.10
gst-libav1.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:25.10
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:26.04:LTS
chromium-browser
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:26.04:LTS
gst-libav1.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:26.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:18.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:20.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:22.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:24.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:26.04:LTS
qtwebengine-opensource-src
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]