This page tracks the Ubuntu fix status. The vulnerability itself is described on the main CVE page.
View CVE-2023-7192 →
Unrated
Vulnerability in linux
UBUNTU-CVE-2023-7192
First seen on SecPulse
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-2023-7192 has been found in linux.
Risk of unauthorized operations or information disclosure.
What to do: upgrade linux to 3.13.0-196.247 or later.
If unsure, ask your IT team or search "linux UBUNTU-CVE-2023-7192" on the vendor's site.
UBUNTU-CVE-2023-7192 (linux)
Attack vector: local / no user interaction
Patched: 3.13.0-196.247 — 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 linux.
Affected scope
Check the vendor advisory for the affected versions of linux.
Severity
Severity: ?. Risk of unauthorized operations or information disclosure.
How to fix
Update to 3.13.0-196.247.
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 'linux' . 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' . | 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 to 3.13.0-196.247ステージング環境で 3.13.0-196.247 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 |
< 3.13.0-196.247→ 3.13.0-196.247 |
3.13.0-196.247 |
| Ubuntu:Pro:14.04:LTSlinux-aws |
< 4.4.0-1128.134→ 4.4.0-1128.134 |
4.4.0-1128.134 |
| Ubuntu:Pro:14.04:LTSlinux-azure |
< 4.15.0-1174.189~14.04.1→ 4.15.0-1174.189~14.04.1 |
4.15.0-1174.189~14.04.1 |
| Ubuntu:Pro:14.04:LTSlinux-lts-xenial |
< 4.4.0-251.285~14.04.1→ 4.4.0-251.285~14.04.1 |
4.4.0-251.285~14.04.1 |
| Ubuntu:Pro:16.04:LTSlinux |
< 4.4.0-251.285→ 4.4.0-251.285 |
4.4.0-251.285 |
| Ubuntu:Pro:16.04:LTSlinux-aws |
< 4.4.0-1166.181→ 4.4.0-1166.181 |
4.4.0-1166.181 |
| Ubuntu:Pro:16.04:LTSlinux-aws-hwe |
< 4.15.0-1165.178~16.04.1→ 4.15.0-1165.178~16.04.1 |
4.15.0-1165.178~16.04.1 |
| Ubuntu:Pro:16.04:LTSlinux-azure |
< 4.15.0-1174.189~16.04.1→ 4.15.0-1174.189~16.04.1 |
4.15.0-1174.189~16.04.1 |
| Ubuntu:Pro:16.04:LTSlinux-gcp |
< 4.15.0-1159.176~16.04.1→ 4.15.0-1159.176~16.04.1 |
4.15.0-1159.176~16.04.1 |
| Ubuntu:Pro:16.04:LTSlinux-hwe |
< 4.15.0-222.233~16.04.1→ 4.15.0-222.233~16.04.1 |
4.15.0-222.233~16.04.1 |
| Ubuntu:16.04:LTSlinux-hwe-edge |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:16.04:LTSlinux-kvm |
< 4.4.0-1129.139→ 4.4.0-1129.139 |
4.4.0-1129.139 |
| Ubuntu:Pro:16.04:LTSlinux-oracle |
< 4.15.0-1128.139~16.04.1→ 4.15.0-1128.139~16.04.1 |
4.15.0-1128.139~16.04.1 |
| Ubuntu:Pro:FIPS:16.04:LTSlinux-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux |
< 4.15.0-222.233→ 4.15.0-222.233 |
4.15.0-222.233 |
| Ubuntu:Pro:18.04:LTSlinux-aws |
< 4.15.0-1165.178→ 4.15.0-1165.178 |
4.15.0-1165.178 |
| 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 |
< 5.4.0-1104.112~18.04.1→ 5.4.0-1104.112~18.04.1 |
5.4.0-1104.112~18.04.1 |
| Ubuntu:18.04:LTSlinux-azure |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-azure-4.15 |
< 4.15.0-1174.189→ 4.15.0-1174.189 |
4.15.0-1174.189 |
| Ubuntu:18.04:LTSlinux-azure-5.3 |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-azure-5.4 |
< 5.4.0-1110.116~18.04.1→ 5.4.0-1110.116~18.04.1 |
5.4.0-1110.116~18.04.1 |
| 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 |
< 4.15.0-1159.176→ 4.15.0-1159.176 |
4.15.0-1159.176 |
| Ubuntu:18.04:LTSlinux-gcp-5.3 |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-gcp-5.4 |
< 5.4.0-1107.116~18.04.1→ 5.4.0-1107.116~18.04.1 |
5.4.0-1107.116~18.04.1 |
| 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 |
< 5.4.0-152.169~18.04.1→ 5.4.0-152.169~18.04.1 |
5.4.0-152.169~18.04.1 |
| Ubuntu:18.04:LTSlinux-hwe-edge |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-ibm-5.4 |
< 5.4.0-1051.56~18.04.1→ 5.4.0-1051.56~18.04.1 |
5.4.0-1051.56~18.04.1 |
| Ubuntu:Pro:18.04:LTSlinux-kvm |
< 4.15.0-1149.154→ 4.15.0-1149.154 |
4.15.0-1149.154 |
| Ubuntu:18.04:LTSlinux-oem |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:18.04:LTSlinux-oracle |
< 4.15.0-1128.139→ 4.15.0-1128.139 |
4.15.0-1128.139 |
| 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 |
< 5.4.0-1103.112~18.04.1→ 5.4.0-1103.112~18.04.1 |
5.4.0-1103.112~18.04.1 |
| Ubuntu:Pro:18.04:LTSlinux-raspi-5.4 |
< 5.4.0-1088.99~18.04.1→ 5.4.0-1088.99~18.04.1 |
5.4.0-1088.99~18.04.1 |
| Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-aws-fips |
< 4.15.0-2104.110→ 4.15.0-2104.110 |
4.15.0-2104.110 |
| Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-gcp-fips |
< 4.15.0-2067.72→ 4.15.0-2067.72 |
4.15.0-2067.72 |
| 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 |
< 5.4.0-152.169→ 5.4.0-152.169 |
5.4.0-152.169 |
| Ubuntu:20.04:LTSlinux-aws |
< 5.4.0-1104.112→ 5.4.0-1104.112 |
5.4.0-1104.112 |
| Ubuntu:20.04:LTSlinux-aws-5.15 |
< 5.15.0-1041.46~20.04.1→ 5.15.0-1041.46~20.04.1 |
5.15.0-1041.46~20.04.1 |
| Ubuntu:20.04:LTSlinux-azure |
< 5.4.0-1110.116→ 5.4.0-1110.116 |
5.4.0-1110.116 |
| Ubuntu:20.04:LTSlinux-azure-5.15 |
< 5.15.0-1045.52~20.04.1→ 5.15.0-1045.52~20.04.1 |
5.15.0-1045.52~20.04.1 |
| Ubuntu:20.04:LTSlinux-bluefield |
< 5.4.0-1065.71→ 5.4.0-1065.71 |
5.4.0-1065.71 |
| Ubuntu:20.04:LTSlinux-gcp |
< 5.4.0-1107.116→ 5.4.0-1107.116 |
5.4.0-1107.116 |
| Ubuntu:20.04:LTSlinux-gcp-5.15 |
< 5.15.0-1039.47~20.04.1→ 5.15.0-1039.47~20.04.1 |
5.15.0-1039.47~20.04.1 |
| Ubuntu:20.04:LTSlinux-gkeop |
< 5.4.0-1071.75→ 5.4.0-1071.75 |
5.4.0-1071.75 |
| Ubuntu:20.04:LTSlinux-gkeop-5.15 |
< 5.15.0-1025.30~20.04.1→ 5.15.0-1025.30~20.04.1 |
5.15.0-1025.30~20.04.1 |
| Ubuntu:20.04:LTSlinux-hwe-5.15 |
< 5.15.0-79.86~20.04.2→ 5.15.0-79.86~20.04.2 |
5.15.0-79.86~20.04.2 |
| Ubuntu:20.04:LTSlinux-ibm |
< 5.4.0-1051.56→ 5.4.0-1051.56 |
5.4.0-1051.56 |
| Ubuntu:20.04:LTSlinux-ibm-5.15 |
< 5.15.0-1036.39~20.04.1→ 5.15.0-1036.39~20.04.1 |
5.15.0-1036.39~20.04.1 |
| Ubuntu:20.04:LTSlinux-intel-iotg-5.15 |
< 5.15.0-1037.42~20.04.1→ 5.15.0-1037.42~20.04.1 |
5.15.0-1037.42~20.04.1 |
| Ubuntu:20.04:LTSlinux-iot |
< 5.4.0-1017.18→ 5.4.0-1017.18 |
5.4.0-1017.18 |
| Ubuntu:20.04:LTSlinux-kvm |
< 5.4.0-1093.99→ 5.4.0-1093.99 |
5.4.0-1093.99 |
| Ubuntu:20.04:LTSlinux-lowlatency-hwe-5.15 |
< 5.15.0-79.88~20.04.1→ 5.15.0-79.88~20.04.1 |
5.15.0-79.88~20.04.1 |
| Ubuntu:20.04:LTSlinux-nvidia-tegra-5.15 |
< 5.15.0-1016.16~20.04.1→ 5.15.0-1016.16~20.04.1 |
5.15.0-1016.16~20.04.1 |
| Ubuntu:20.04:LTSlinux-oracle |
< 5.4.0-1103.112→ 5.4.0-1103.112 |
5.4.0-1103.112 |
| Ubuntu:20.04:LTSlinux-oracle-5.15 |
< 5.15.0-1040.46~20.04.1→ 5.15.0-1040.46~20.04.1 |
5.15.0-1040.46~20.04.1 |
| Ubuntu:20.04:LTSlinux-raspi |
< 5.4.0-1088.99→ 5.4.0-1088.99 |
5.4.0-1088.99 |
| Ubuntu:20.04:LTSlinux-riscv-5.15 |
< 5.15.0-1038.42~20.04.2→ 5.15.0-1038.42~20.04.2 |
5.15.0-1038.42~20.04.2 |
| Ubuntu:20.04:LTSlinux-xilinx-zynqmp |
< 5.4.0-1024.28→ 5.4.0-1024.28 |
5.4.0-1024.28 |
| 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 |
< 5.4.0-1104.112+fips1→ 5.4.0-1104.112+fips1 |
5.4.0-1104.112+fips1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-azure-fips |
< 5.4.0-1110.116+fips1→ 5.4.0-1110.116+fips1 |
5.4.0-1110.116+fips1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-fips |
< 5.4.0-1079.88→ 5.4.0-1079.88 |
5.4.0-1079.88 |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-gcp-fips |
< 5.4.0-1107.116+fips1→ 5.4.0-1107.116+fips1 |
5.4.0-1107.116+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 |
< 5.15.0-79.86→ 5.15.0-79.86 |
5.15.0-79.86 |
| Ubuntu:22.04:LTSlinux-allwinner-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-aws |
< 5.15.0-1042.47→ 5.15.0-1042.47 |
5.15.0-1042.47 |
| Ubuntu:22.04:LTSlinux-aws-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-azure |
< 5.15.0-1045.52→ 5.15.0-1045.52 |
5.15.0-1045.52 |
| Ubuntu:22.04:LTSlinux-azure-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-azure-fde |
< 5.15.0-1044.51.1→ 5.15.0-1044.51.1 |
5.15.0-1044.51.1 |
| Ubuntu:22.04:LTSlinux-azure-fde-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-gcp |
< 5.15.0-1039.47→ 5.15.0-1039.47 |
5.15.0-1039.47 |
| Ubuntu:22.04:LTSlinux-gcp-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-gke |
< 5.15.0-1039.44→ 5.15.0-1039.44 |
5.15.0-1039.44 |
| Ubuntu:22.04:LTSlinux-gkeop |
< 5.15.0-1025.30→ 5.15.0-1025.30 |
5.15.0-1025.30 |
| Ubuntu:22.04:LTSlinux-hwe-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-ibm |
< 5.15.0-1035.38→ 5.15.0-1035.38 |
5.15.0-1035.38 |
| Ubuntu:22.04:LTSlinux-intel-iotg |
< 5.15.0-1037.42→ 5.15.0-1037.42 |
5.15.0-1037.42 |
| Ubuntu:22.04:LTSlinux-kvm |
< 5.15.0-1039.44→ 5.15.0-1039.44 |
5.15.0-1039.44 |
| Ubuntu:22.04:LTSlinux-lowlatency |
< 5.15.0-79.88→ 5.15.0-79.88 |
5.15.0-79.88 |
| Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-nvidia |
< 5.15.0-1030.30→ 5.15.0-1030.30 |
5.15.0-1030.30 |
| Ubuntu:22.04:LTSlinux-nvidia-tegra |
< 5.15.0-1016.16→ 5.15.0-1016.16 |
5.15.0-1016.16 |
| Ubuntu:22.04:LTSlinux-nvidia-tegra-igx |
< 5.15.0-1002.2→ 5.15.0-1002.2 |
5.15.0-1002.2 |
| 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 |
< 6.1.0-1009.9→ 6.1.0-1009.9 |
6.1.0-1009.9 |
| Ubuntu:22.04:LTSlinux-oracle |
< 5.15.0-1040.46→ 5.15.0-1040.46 |
5.15.0-1040.46 |
| Ubuntu:22.04:LTSlinux-raspi |
< 5.15.0-1035.38→ 5.15.0-1035.38 |
5.15.0-1035.38 |
| 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 |
< 5.15.0-1025.29→ 5.15.0-1025.29 |
5.15.0-1025.29 |
| Ubuntu:Nvidia-BlueField:22.04:LTSlinux-bluefield |
< 5.15.0-1022.24→ 5.15.0-1022.24 |
5.15.0-1022.24 |
| Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:Realtime:22.04:LTSlinux-intel-iot-realtime |
< 5.15.0-1036.38→ 5.15.0-1036.38 |
5.15.0-1036.38 |
| Ubuntu:Pro:Realtime:22.04:LTSlinux-realtime |
< 5.15.0-1043.48→ 5.15.0-1043.48 |
5.15.0-1043.48 |
| 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 memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Kernel. This issue may allow a local attacker with CAP_NET_ADMIN privileges to cause a denial of service (DoS) attack due to a refcount overflow.
Source: OSV.dev (Open Source Vulnerabilities) OSV
References
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- report ubuntu.com
- report git.kernel.org
- report cve.org