Vulnerability in linux-azure
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as UBUNTU-CVE-2024-0340 has been found in linux-azure.
Confidential information can be exposed externally.
What to do: upgrade linux-azure to 5.4.0-1120.130~18.04.1 or later.
If unsure, ask your IT team or search "linux-azure UBUNTU-CVE-2024-0340" on the vendor's site.
UBUNTU-CVE-2024-0340 (linux-azure)
Attack vector: local / no user interaction
Patched: 5.4.0-1120.130~18.04.1 — 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.
A vulnerability (unclassified) exists in linux-azure.
Check the vendor advisory for the affected versions of linux-azure.
Severity: ?. Confidential information can be exposed externally.
Update to 5.4.0-1120.130~18.04.1.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'linux-azure' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1
Identify exposureidentify
grep -r 'linux-azure' . | 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
linux-azureを grep し、稼働しているサービス・バージョンを把握する。 -
2
Apply patchpatch
Upgrade linux-azure to 5.4.0-1120.130~18.04.1ステージング環境で 5.4.0-1120.130~18.04.1 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を含めること。
-
3
Post-deployment verificationverify
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。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Affected packages
| Package | Affected → Fixed | |
|---|---|---|
| Ubuntu:Pro:14.04:LTSlinux-azure |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:16.04:LTSlinux-aws-hwe |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:16.04:LTSlinux-azure |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:16.04:LTSlinux-gcp |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:16.04:LTSlinux-hwe |
All versions→ Not listed |
Not listed |
| Ubuntu:16.04:LTSlinux-hwe-edge |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:16.04:LTSlinux-oracle |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-aws |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-aws-5.0 |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-aws-5.3 |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-aws-5.4 |
< 5.4.0-1120.130~18.04.1→ 5.4.0-1120.130~18.04.1 |
5.4.0-1120.130~18.04.1 |
| Ubuntu:18.04:LTSlinux-azure |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-azure-4.15 |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-azure-5.3 |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-azure-5.4 |
< 5.4.0-1126.133~18.04.1→ 5.4.0-1126.133~18.04.1 |
5.4.0-1126.133~18.04.1 |
| Ubuntu:18.04:LTSlinux-azure-edge |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-gcp |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-gcp-4.15 |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-gcp-5.3 |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-gcp-5.4 |
< 5.4.0-1124.133~18.04.1→ 5.4.0-1124.133~18.04.1 |
5.4.0-1124.133~18.04.1 |
| Ubuntu:18.04:LTSlinux-gke-4.15 |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-gke-5.4 |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-gkeop-5.4 |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-hwe |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-hwe-5.4 |
< 5.4.0-173.191~18.04.1→ 5.4.0-173.191~18.04.1 |
5.4.0-173.191~18.04.1 |
| Ubuntu:18.04:LTSlinux-hwe-edge |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-ibm-5.4 |
< 5.4.0-1067.72~18.04.1→ 5.4.0-1067.72~18.04.1 |
5.4.0-1067.72~18.04.1 |
| Ubuntu:Pro:18.04:LTSlinux-kvm |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-oem |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-oracle |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-oracle-5.0 |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-oracle-5.3 |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-oracle-5.4 |
< 5.4.0-1119.128~18.04.1→ 5.4.0-1119.128~18.04.1 |
5.4.0-1119.128~18.04.1 |
| Ubuntu:Pro:18.04:LTSlinux-raspi-5.4 |
< 5.4.0-1104.116~18.04.1→ 5.4.0-1104.116~18.04.1 |
5.4.0-1104.116~18.04.1 |
| Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-aws-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-azure-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-gcp-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS:18.04:LTSlinux-aws-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS:18.04:LTSlinux-azure-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS:18.04:LTSlinux-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS:18.04:LTSlinux-gcp-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux |
< 5.4.0-173.191→ 5.4.0-173.191 |
5.4.0-173.191 |
| Ubuntu:20.04:LTSlinux-aws |
< 5.4.0-1120.130→ 5.4.0-1120.130 |
5.4.0-1120.130 |
| Ubuntu:20.04:LTSlinux-aws-5.15 |
< 5.15.0-1056.61~20.04.1→ 5.15.0-1056.61~20.04.1 |
5.15.0-1056.61~20.04.1 |
| Ubuntu:20.04:LTSlinux-azure |
< 5.4.0-1126.133→ 5.4.0-1126.133 |
5.4.0-1126.133 |
| Ubuntu:20.04:LTSlinux-azure-5.15 |
< 5.15.0-1058.66~20.04.2→ 5.15.0-1058.66~20.04.2 |
5.15.0-1058.66~20.04.2 |
| Ubuntu:20.04:LTSlinux-bluefield |
< 5.4.0-1080.87→ 5.4.0-1080.87 |
5.4.0-1080.87 |
| Ubuntu:20.04:LTSlinux-gcp |
< 5.4.0-1124.133→ 5.4.0-1124.133 |
5.4.0-1124.133 |
| Ubuntu:20.04:LTSlinux-gcp-5.15 |
< 5.15.0-1053.61~20.04.1→ 5.15.0-1053.61~20.04.1 |
5.15.0-1053.61~20.04.1 |
| Ubuntu:20.04:LTSlinux-gkeop |
< 5.4.0-1087.91→ 5.4.0-1087.91 |
5.4.0-1087.91 |
| Ubuntu:20.04:LTSlinux-gkeop-5.15 |
< 5.15.0-1038.44~20.04.1→ 5.15.0-1038.44~20.04.1 |
5.15.0-1038.44~20.04.1 |
| Ubuntu:20.04:LTSlinux-hwe-5.15 |
< 5.15.0-100.110~20.04.1→ 5.15.0-100.110~20.04.1 |
5.15.0-100.110~20.04.1 |
| Ubuntu:20.04:LTSlinux-ibm |
< 5.4.0-1067.72→ 5.4.0-1067.72 |
5.4.0-1067.72 |
| Ubuntu:20.04:LTSlinux-ibm-5.15 |
< 5.15.0-1048.51~20.04.1→ 5.15.0-1048.51~20.04.1 |
5.15.0-1048.51~20.04.1 |
| Ubuntu:20.04:LTSlinux-intel-iotg-5.15 |
< 5.15.0-1050.56~20.04.1→ 5.15.0-1050.56~20.04.1 |
5.15.0-1050.56~20.04.1 |
| Ubuntu:20.04:LTSlinux-iot |
< 5.4.0-1032.33→ 5.4.0-1032.33 |
5.4.0-1032.33 |
| Ubuntu:20.04:LTSlinux-kvm |
< 5.4.0-1108.115→ 5.4.0-1108.115 |
5.4.0-1108.115 |
| Ubuntu:20.04:LTSlinux-lowlatency-hwe-5.15 |
< 5.15.0-100.110~20.04.1→ 5.15.0-100.110~20.04.1 |
5.15.0-100.110~20.04.1 |
| Ubuntu:20.04:LTSlinux-nvidia-tegra-5.15 |
< 5.15.0-1025.25~20.04.1→ 5.15.0-1025.25~20.04.1 |
5.15.0-1025.25~20.04.1 |
| Ubuntu:20.04:LTSlinux-oracle |
< 5.4.0-1119.128→ 5.4.0-1119.128 |
5.4.0-1119.128 |
| Ubuntu:20.04:LTSlinux-oracle-5.15 |
< 5.15.0-1053.59~20.04.1→ 5.15.0-1053.59~20.04.1 |
5.15.0-1053.59~20.04.1 |
| Ubuntu:20.04:LTSlinux-raspi |
< 5.4.0-1104.116→ 5.4.0-1104.116 |
5.4.0-1104.116 |
| Ubuntu:20.04:LTSlinux-riscv-5.15 |
< 5.15.0-1051.55~20.04.1→ 5.15.0-1051.55~20.04.1 |
5.15.0-1051.55~20.04.1 |
| Ubuntu:20.04:LTSlinux-xilinx-zynqmp |
< 5.4.0-1039.43→ 5.4.0-1039.43 |
5.4.0-1039.43 |
| Ubuntu:20.04:LTSlinux-aws-5.11 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-aws-5.13 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-aws-5.8 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-azure-5.11 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-azure-5.13 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-azure-5.8 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-azure-fde |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-gcp-5.11 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-gcp-5.13 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-gcp-5.8 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-gke |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-gke-5.15 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-hwe-5.11 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-hwe-5.13 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-hwe-5.8 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-intel-5.13 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-oem-5.10 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-oem-5.13 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-oem-5.14 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-oem-5.6 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-oracle-5.11 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-oracle-5.13 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-oracle-5.8 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-raspi2 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-riscv |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-riscv-5.11 |
All versions→ Not listed |
Not listed |
| Ubuntu:20.04:LTSlinux-riscv-5.8 |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-aws-fips |
< 5.4.0-1120.130+fips1→ 5.4.0-1120.130+fips1 |
5.4.0-1120.130+fips1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-azure-fips |
< 5.4.0-1126.133+fips1→ 5.4.0-1126.133+fips1 |
5.4.0-1126.133+fips1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-fips |
< 5.4.0-1094.104→ 5.4.0-1094.104 |
5.4.0-1094.104 |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-gcp-fips |
< 5.4.0-1124.133+fips1→ 5.4.0-1124.133+fips1 |
5.4.0-1124.133+fips1 |
| Ubuntu:Pro:FIPS:20.04:LTSlinux-aws-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS:20.04:LTSlinux-azure-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS:20.04:LTSlinux-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS:20.04:LTSlinux-gcp-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux |
< 5.15.0-100.110→ 5.15.0-100.110 |
5.15.0-100.110 |
| Ubuntu:22.04:LTSlinux-allwinner-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-aws |
< 5.15.0-1056.61→ 5.15.0-1056.61 |
5.15.0-1056.61 |
| Ubuntu:22.04:LTSlinux-aws-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-aws-6.2 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-azure |
< 5.15.0-1058.66→ 5.15.0-1058.66 |
5.15.0-1058.66 |
| Ubuntu:22.04:LTSlinux-azure-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-azure-6.2 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-azure-fde |
< 5.15.0-1058.66.1→ 5.15.0-1058.66.1 |
5.15.0-1058.66.1 |
| Ubuntu:22.04:LTSlinux-azure-fde-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-azure-fde-6.2 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-gcp |
< 5.15.0-1053.61→ 5.15.0-1053.61 |
5.15.0-1053.61 |
| Ubuntu:22.04:LTSlinux-gcp-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-gcp-6.2 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-gke |
< 5.15.0-1052.57→ 5.15.0-1052.57 |
5.15.0-1052.57 |
| Ubuntu:22.04:LTSlinux-gkeop |
< 5.15.0-1038.44→ 5.15.0-1038.44 |
5.15.0-1038.44 |
| Ubuntu:22.04:LTSlinux-hwe-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-hwe-6.2 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-ibm |
< 5.15.0-1048.51→ 5.15.0-1048.51 |
5.15.0-1048.51 |
| Ubuntu:22.04:LTSlinux-intel-iotg |
< 5.15.0-1050.56→ 5.15.0-1050.56 |
5.15.0-1050.56 |
| Ubuntu:22.04:LTSlinux-kvm |
< 5.15.0-1052.57→ 5.15.0-1052.57 |
5.15.0-1052.57 |
| Ubuntu:22.04:LTSlinux-lowlatency |
< 5.15.0-100.110→ 5.15.0-100.110 |
5.15.0-100.110 |
| Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-nvidia |
< 5.15.0-1046.46→ 5.15.0-1046.46 |
5.15.0-1046.46 |
| Ubuntu:22.04:LTSlinux-nvidia-6.2 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-nvidia-tegra |
< 5.15.0-1025.25→ 5.15.0-1025.25 |
5.15.0-1025.25 |
| Ubuntu:22.04:LTSlinux-nvidia-tegra-igx |
< 5.15.0-1012.12→ 5.15.0-1012.12 |
5.15.0-1012.12 |
| Ubuntu:22.04:LTSlinux-oem-5.17 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-oem-6.0 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-oem-6.1 |
< 6.1.0-1035.35→ 6.1.0-1035.35 |
6.1.0-1035.35 |
| Ubuntu:22.04:LTSlinux-oracle |
< 5.15.0-1053.59→ 5.15.0-1053.59 |
5.15.0-1053.59 |
| Ubuntu:22.04:LTSlinux-raspi |
< 5.15.0-1048.51→ 5.15.0-1048.51 |
5.15.0-1048.51 |
| Ubuntu:22.04:LTSlinux-realtime |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-riscv |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-riscv-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-starfive-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-starfive-6.2 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-xilinx-zynqmp |
< 5.15.0-1030.34→ 5.15.0-1030.34 |
5.15.0-1030.34 |
| Ubuntu:Nvidia-BlueField:22.04:LTSlinux-bluefield |
< 5.15.0-1037.39→ 5.15.0-1037.39 |
5.15.0-1037.39 |
| Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-aws-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-azure-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-gcp-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:FIPS-updates:22.04:LTSlinux-aws-fips |
< 5.15.0-1056.61+fips1→ 5.15.0-1056.61+fips1 |
5.15.0-1056.61+fips1 |
| Ubuntu:Pro:FIPS-updates:22.04:LTSlinux-fips |
< 5.15.0-100.110+fips1→ 5.15.0-100.110+fips1 |
5.15.0-100.110+fips1 |
| Ubuntu:Pro:FIPS-updates:22.04:LTSlinux-gcp-fips |
< 5.15.0-1055.63+fips2→ 5.15.0-1055.63+fips2 |
5.15.0-1055.63+fips2 |
| Ubuntu:Pro:Realtime:22.04:LTSlinux-intel-iot-realtime |
< 5.15.0-1048.50→ 5.15.0-1048.50 |
5.15.0-1048.50 |
| Ubuntu:Pro:Realtime:22.04:LTSlinux-realtime |
< 5.15.0-1056.63→ 5.15.0-1056.63 |
5.15.0-1056.63 |
| Ubuntu:24.04:LTSlinux-raspi-realtime |
All versions→ Not listed |
Not listed |
| Ubuntu:26.04linux-nvidia |
All versions→ Not listed |
Not listed |
| Ubuntu:Nvidia-BlueField:24.04:LTSlinux-bluefield |
All versions→ Not listed |
Not listed |
| Ubuntu:26.04:LTSlinux-vmware |
All versions→ Not listed |
Not listed |
Original description The description as published by the source.
A vulnerability was found in vhost_new_msg in drivers/vhost/vhost.c in the Linux kernel, which does not properly initialize memory in messages passed between virtual guests and the host operating system in the vhost/vhost.c:vhost_new_msg() function. This issue can allow local privileged users to read some kernel memory contents when reading from the /dev/vhost-net device file.
Source: OSV.dev (Open Source Vulnerabilities) OSV
References
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- report ubuntu.com
- report git.kernel.org
- report access.redhat.com
- report lore.kernel.org
- report cve.org