This page tracks the Ubuntu fix status. The vulnerability itself is described on the main CVE page.
View CVE-2023-3567 →
Unrated
Vulnerability in linux
UBUNTU-CVE-2023-3567
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-2023-3567 has been found in linux.
Confidential information can be exposed externally.
What to do: upgrade linux to 3.13.0-193.244 or later.
If unsure, ask your IT team or search "linux UBUNTU-CVE-2023-3567" on the vendor's site.
UBUNTU-CVE-2023-3567 (linux)
Attack vector: local / no user interaction
Patched: 3.13.0-193.244 — 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: ?. Confidential information can be exposed externally.
How to fix
Update to 3.13.0-193.244.
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 3.13.0-193.244ステージング環境で 3.13.0-193.244 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 |
< 3.13.0-193.244→ 3.13.0-193.244 |
3.13.0-193.244 |
| Ubuntu:Pro:14.04:LTSlinux-aws |
< 4.4.0-1122.128→ 4.4.0-1122.128 |
4.4.0-1122.128 |
| Ubuntu:Pro:14.04:LTSlinux-azure |
< 4.15.0-1165.180~14.04.1→ 4.15.0-1165.180~14.04.1 |
4.15.0-1165.180~14.04.1 |
| Ubuntu:Pro:14.04:LTSlinux-lts-xenial |
< 4.4.0-244.278~14.04.1→ 4.4.0-244.278~14.04.1 |
4.4.0-244.278~14.04.1 |
| Ubuntu:Pro:16.04:LTSlinux |
< 4.4.0-244.278→ 4.4.0-244.278 |
4.4.0-244.278 |
| Ubuntu:Pro:16.04:LTSlinux-aws |
< 4.4.0-1160.175→ 4.4.0-1160.175 |
4.4.0-1160.175 |
| Ubuntu:Pro:16.04:LTSlinux-aws-hwe |
< 4.15.0-1156.169~16.04.1→ 4.15.0-1156.169~16.04.1 |
4.15.0-1156.169~16.04.1 |
| Ubuntu:Pro:16.04:LTSlinux-azure |
< 4.15.0-1165.180~16.04.1→ 4.15.0-1165.180~16.04.1 |
4.15.0-1165.180~16.04.1 |
| Ubuntu:Pro:16.04:LTSlinux-gcp |
< 4.15.0-1150.166~16.04.1→ 4.15.0-1150.166~16.04.1 |
4.15.0-1150.166~16.04.1 |
| Ubuntu:Pro:16.04:LTSlinux-hwe |
< 4.15.0-211.222~16.04.1→ 4.15.0-211.222~16.04.1 |
4.15.0-211.222~16.04.1 |
| Ubuntu:16.04:LTSlinux-hwe-edge |
All versions→ Not listed |
Not listed |
| Ubuntu:Pro:16.04:LTSlinux-kvm |
< 4.4.0-1123.133→ 4.4.0-1123.133 |
4.4.0-1123.133 |
| Ubuntu:Pro:16.04:LTSlinux-oracle |
< 4.15.0-1119.130~16.04.1→ 4.15.0-1119.130~16.04.1 |
4.15.0-1119.130~16.04.1 |
| Ubuntu:Pro:FIPS:16.04:LTSlinux-fips |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux |
< 4.15.0-211.222→ 4.15.0-211.222 |
4.15.0-211.222 |
| Ubuntu:18.04:LTSlinux-aws |
< 4.15.0-1156.169→ 4.15.0-1156.169 |
4.15.0-1156.169 |
| Ubuntu:18.04:LTSlinux-aws-5.4 |
< 5.4.0-1103.111~18.04.1→ 5.4.0-1103.111~18.04.1 |
5.4.0-1103.111~18.04.1 |
| Ubuntu:18.04:LTSlinux-azure-4.15 |
< 4.15.0-1165.180→ 4.15.0-1165.180 |
4.15.0-1165.180 |
| Ubuntu:18.04:LTSlinux-azure-5.4 |
< 5.4.0-1108.114~18.04.1→ 5.4.0-1108.114~18.04.1 |
5.4.0-1108.114~18.04.1 |
| Ubuntu:18.04:LTSlinux-gcp-4.15 |
< 4.15.0-1150.166→ 4.15.0-1150.166 |
4.15.0-1150.166 |
| Ubuntu:18.04:LTSlinux-gcp-5.4 |
< 5.4.0-1105.114~18.04.1→ 5.4.0-1105.114~18.04.1 |
5.4.0-1105.114~18.04.1 |
| Ubuntu:18.04:LTSlinux-hwe-5.4 |
< 5.4.0-149.166~18.04.1→ 5.4.0-149.166~18.04.1 |
5.4.0-149.166~18.04.1 |
| Ubuntu:18.04:LTSlinux-ibm-5.4 |
< 5.4.0-1049.54~18.04.1→ 5.4.0-1049.54~18.04.1 |
5.4.0-1049.54~18.04.1 |
| Ubuntu:18.04:LTSlinux-kvm |
< 4.15.0-1140.145→ 4.15.0-1140.145 |
4.15.0-1140.145 |
| Ubuntu:18.04:LTSlinux-oracle |
< 4.15.0-1119.130→ 4.15.0-1119.130 |
4.15.0-1119.130 |
| Ubuntu:18.04:LTSlinux-oracle-5.4 |
< 5.4.0-1101.110~18.04.1→ 5.4.0-1101.110~18.04.1 |
5.4.0-1101.110~18.04.1 |
| Ubuntu:18.04:LTSlinux-raspi-5.4 |
< 5.4.0-1085.96~18.04.1→ 5.4.0-1085.96~18.04.1 |
5.4.0-1085.96~18.04.1 |
| 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:18.04:LTSlinux-azure |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-azure-5.3 |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-azure-edge |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-gcp |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-gcp-5.3 |
All versions→ Not listed |
Not listed |
| 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:18.04:LTSlinux-hwe-edge |
All versions→ Not listed |
Not listed |
| Ubuntu:18.04:LTSlinux-oem |
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:FIPS-updates:18.04:LTSlinux-aws-fips |
< 4.15.0-2095.101→ 4.15.0-2095.101 |
4.15.0-2095.101 |
| Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-azure-fips |
< 4.15.0-2074.80→ 4.15.0-2074.80 |
4.15.0-2074.80 |
| Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-fips |
< 4.15.0-1111.122→ 4.15.0-1111.122 |
4.15.0-1111.122 |
| Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-gcp-fips |
< 4.15.0-2058.63→ 4.15.0-2058.63 |
4.15.0-2058.63 |
| 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 |
< 5.4.0-149.166→ 5.4.0-149.166 |
5.4.0-149.166 |
| Ubuntu:20.04:LTSlinux-aws |
< 5.4.0-1102.110→ 5.4.0-1102.110 |
5.4.0-1102.110 |
| Ubuntu:20.04:LTSlinux-aws-5.15 |
< 5.15.0-1036.40~20.04.1→ 5.15.0-1036.40~20.04.1 |
5.15.0-1036.40~20.04.1 |
| Ubuntu:20.04:LTSlinux-azure |
< 5.4.0-1108.114→ 5.4.0-1108.114 |
5.4.0-1108.114 |
| Ubuntu:20.04:LTSlinux-azure-5.15 |
< 5.15.0-1038.45~20.04.1→ 5.15.0-1038.45~20.04.1 |
5.15.0-1038.45~20.04.1 |
| Ubuntu:20.04:LTSlinux-bluefield |
< 5.4.0-1064.70→ 5.4.0-1064.70 |
5.4.0-1064.70 |
| Ubuntu:20.04:LTSlinux-gcp |
< 5.4.0-1105.114→ 5.4.0-1105.114 |
5.4.0-1105.114 |
| Ubuntu:20.04:LTSlinux-gcp-5.15 |
< 5.15.0-1034.42~20.04.1→ 5.15.0-1034.42~20.04.1 |
5.15.0-1034.42~20.04.1 |
| Ubuntu:20.04:LTSlinux-gke |
< 5.4.0-1099.106→ 5.4.0-1099.106 |
5.4.0-1099.106 |
| Ubuntu:20.04:LTSlinux-gkeop |
< 5.4.0-1069.73→ 5.4.0-1069.73 |
5.4.0-1069.73 |
| Ubuntu:20.04:LTSlinux-gkeop-5.15 |
< 5.15.0-1020.25~20.04.1→ 5.15.0-1020.25~20.04.1 |
5.15.0-1020.25~20.04.1 |
| Ubuntu:20.04:LTSlinux-hwe-5.15 |
< 5.15.0-72.79~20.04.1→ 5.15.0-72.79~20.04.1 |
5.15.0-72.79~20.04.1 |
| Ubuntu:20.04:LTSlinux-ibm |
< 5.4.0-1049.54→ 5.4.0-1049.54 |
5.4.0-1049.54 |
| Ubuntu:20.04:LTSlinux-intel-iotg-5.15 |
< 5.15.0-1030.35~20.04.1→ 5.15.0-1030.35~20.04.1 |
5.15.0-1030.35~20.04.1 |
| 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 |
< 5.4.0-1091.97→ 5.4.0-1091.97 |
5.4.0-1091.97 |
| Ubuntu:20.04:LTSlinux-lowlatency-hwe-5.15 |
< 5.15.0-72.79~20.04.1→ 5.15.0-72.79~20.04.1 |
5.15.0-72.79~20.04.1 |
| Ubuntu:20.04:LTSlinux-nvidia-tegra-5.15 |
< 5.15.0-1014.14~20.04.1→ 5.15.0-1014.14~20.04.1 |
5.15.0-1014.14~20.04.1 |
| Ubuntu:20.04:LTSlinux-oracle |
< 5.4.0-1101.110→ 5.4.0-1101.110 |
5.4.0-1101.110 |
| Ubuntu:20.04:LTSlinux-oracle-5.15 |
< 5.15.0-1035.41~20.04.1→ 5.15.0-1035.41~20.04.1 |
5.15.0-1035.41~20.04.1 |
| Ubuntu:20.04:LTSlinux-raspi |
< 5.4.0-1085.96→ 5.4.0-1085.96 |
5.4.0-1085.96 |
| Ubuntu:20.04:LTSlinux-riscv-5.15 |
< 5.15.0-1033.37~20.04.1→ 5.15.0-1033.37~20.04.1 |
5.15.0-1033.37~20.04.1 |
| 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-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-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 |
< 5.4.0-1102.110+fips1→ 5.4.0-1102.110+fips1 |
5.4.0-1102.110+fips1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-azure-fips |
< 5.4.0-1108.114+fips1→ 5.4.0-1108.114+fips1 |
5.4.0-1108.114+fips1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-fips |
< 5.4.0-1077.86→ 5.4.0-1077.86 |
5.4.0-1077.86 |
| Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-gcp-fips |
< 5.4.0-1105.114+fips1→ 5.4.0-1105.114+fips1 |
5.4.0-1105.114+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 |
< 5.15.0-72.79→ 5.15.0-72.79 |
5.15.0-72.79 |
| Ubuntu:22.04:LTSlinux-allwinner-5.19 |
< 5.19.0-1012.12~22.04.1→ 5.19.0-1012.12~22.04.1 |
5.19.0-1012.12~22.04.1 |
| Ubuntu:22.04:LTSlinux-aws |
< 5.15.0-1036.40→ 5.15.0-1036.40 |
5.15.0-1036.40 |
| Ubuntu:22.04:LTSlinux-aws-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-azure |
< 5.15.0-1038.45→ 5.15.0-1038.45 |
5.15.0-1038.45 |
| Ubuntu:22.04:LTSlinux-azure-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-azure-fde |
< 5.15.0-1038.45.1→ 5.15.0-1038.45.1 |
5.15.0-1038.45.1 |
| Ubuntu:22.04:LTSlinux-azure-fde-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-gcp |
< 5.15.0-1034.42→ 5.15.0-1034.42 |
5.15.0-1034.42 |
| Ubuntu:22.04:LTSlinux-gcp-5.19 |
All versions→ Not listed |
Not listed |
| Ubuntu:22.04:LTSlinux-gke |
< 5.15.0-1033.38→ 5.15.0-1033.38 |
5.15.0-1033.38 |
| Ubuntu:22.04:LTSlinux-gkeop |
< 5.15.0-1020.25→ 5.15.0-1020.25 |
5.15.0-1020.25 |
| Ubuntu:22.04:LTSlinux-hwe-5.19 |
< 5.19.0-42.43~22.04.1→ 5.19.0-42.43~22.04.1 |
5.19.0-42.43~22.04.1 |
| Ubuntu:22.04:LTSlinux-ibm |
< 5.15.0-1030.33→ 5.15.0-1030.33 |
5.15.0-1030.33 |
| Ubuntu:22.04:LTSlinux-intel-iotg |
< 5.15.0-1030.35→ 5.15.0-1030.35 |
5.15.0-1030.35 |
| Ubuntu:22.04:LTSlinux-kvm |
< 5.15.0-1033.38→ 5.15.0-1033.38 |
5.15.0-1033.38 |
| Ubuntu:22.04:LTSlinux-lowlatency |
< 5.15.0-72.79→ 5.15.0-72.79 |
5.15.0-72.79 |
| Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19 |
< 5.19.0-1024.25~22.04.1→ 5.19.0-1024.25~22.04.1 |
5.19.0-1024.25~22.04.1 |
| Ubuntu:22.04:LTSlinux-nvidia |
< 5.15.0-1025.25→ 5.15.0-1025.25 |
5.15.0-1025.25 |
| 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 |
< 6.1.0-1008.8→ 6.1.0-1008.8 |
6.1.0-1008.8 |
| Ubuntu:22.04:LTSlinux-oracle |
< 5.15.0-1035.41→ 5.15.0-1035.41 |
5.15.0-1035.41 |
| Ubuntu:22.04:LTSlinux-raspi |
< 5.15.0-1029.31→ 5.15.0-1029.31 |
5.15.0-1029.31 |
| 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:Nvidia-BlueField:22.04:LTSlinux-bluefield |
< 5.15.0-1017.19→ 5.15.0-1017.19 |
5.15.0-1017.19 |
| Ubuntu:Pro:Realtime:22.04:LTSlinux-intel-iot-realtime |
< 5.15.0-1028.33→ 5.15.0-1028.33 |
5.15.0-1028.33 |
| Ubuntu:Pro:Realtime:22.04:LTSlinux-realtime |
< 5.15.0-1038.41→ 5.15.0-1038.41 |
5.15.0-1038.41 |
| 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:Pro:FIPS-updates:16.04:LTSlinux-fips |
< 4.4.0-1092.99→ 4.4.0-1092.99 |
4.4.0-1092.99 |
| Ubuntu:26.04:LTSlinux-vmware |
All versions→ Not listed |
Not listed |
Original description The description as published by the source.
A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.
Source: OSV.dev (Open Source Vulnerabilities) OSV
References
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- report ubuntu.com
- report git.kernel.org
- report spinics.net
- report cve.org