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UBUNTU-CVE-2024-30202
Vulnerability in emacs24 (UBUNTU-CVE-2024-30202)
Summary
vulnerability in emacs24 (UBUNTU-CVE-2024-30202). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `9.5.2+dfsh-4ubuntu0.1~esm1` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **UBUNTU-CVE-2024-30202** has been found in emacs24.
Successful exploitation can lead to full system takeover. CVSS score: ?/10.
What to do: upgrade emacs24 to **9.5.2+dfsh-4ubuntu0.1~esm1** or later.
If unsure, ask your IT team or search "emacs24 UBUNTU-CVE-2024-30202" on the vendor's site.
UBUNTU-CVE-2024-30202 (emacs24) —
Attack vector: local / no user interaction
Patched: `9.5.2+dfsh-4ubuntu0.1~esm1` — 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 emacs24.
📍 Affected scope
emacs24 — .
🔥 Severity
Severity: ?. Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **9.5.2+dfsh-4ubuntu0.1~esm1**.
🛡️ 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 'emacs24' .` 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 'emacs24' . | 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 `emacs24` 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 emacs24 to 9.5.2+dfsh-4ubuntu0.1~esm1ステージング環境で 9.5.2+dfsh-4ubuntu0.1~esm1 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
Ubuntu:Pro:16.04:LTS
emacs24
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:16.04:LTS
xemacs21
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:16.04:LTS
xemacs21-packages
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:18.04:LTS
emacs25
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS
xemacs21
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS
xemacs21-packages
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:20.04:LTS
xemacs21
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:20.04:LTS
xemacs21-packages
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS
xemacs21
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS
xemacs21-packages
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:22.04:LTS
org-mode
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.5.2+dfsh-4ubuntu0.1~esm1"}]}]
Ubuntu:24.04:LTS
xemacs21
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:24.04:LTS
xemacs21-packages
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:24.04:LTS
org-mode
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.6.10+dfsg-1ubuntu0.1~esm1"}]}]
Ubuntu:25.10
xemacs21
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:25.10
xemacs21-packages
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:26.04:LTS
xemacs21
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:26.04:LTS
xemacs21-packages
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
References
- advisory https://ubuntu.com/security/notices/USN-7375-1
- report https://ubuntu.com/security/CVE-2024-30202
- report https://www.openwall.com/lists/oss-security/2024/03/24/1
- report https://lists.gnu.org/archive/html/info-gnu/2024-03/msg00005.html
- report https://git.savannah.gnu.org/cgit/emacs.git/commit/?h=emacs-29&id=befa9fcaae29a6c9a283ba371c3c5234c7f644eb
- report https://list.orgmode.org/87o7b3eczr.fsf@bzg.fr/T/#t
- report https://git.savannah.gnu.org/cgit/emacs/org-mode.git/commit/?id=003ddacf1c8d869b1858181c29ea21b731a8d8d9
- report https://git.savannah.gnu.org/cgit/emacs.git/tree/etc/NEWS?h=emacs-29
- report https://www.cve.org/CVERecord?id=CVE-2024-30202