Vulnerability in linux
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-2025-23132 has been found in linux.
Risk of unauthorized operations or information disclosure.
What to do: upgrade linux to 6.8.0-1035.38 or later.
If unsure, ask your IT team or search "linux UBUNTU-CVE-2025-23132" on the vendor's site.
UBUNTU-CVE-2025-23132 (linux)
Attack vector: local / no user interaction
Patched: 6.8.0-1035.38 — 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.
Check the vendor advisory for the affected versions of linux.
Severity: ?. Risk of unauthorized operations or information disclosure.
Update to 6.8.0-1035.38.
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' . 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 6.8.0-1035.38ステージング環境で 6.8.0-1035.38 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
| Ecosystem | Package | Affected | Fixed |
|---|---|---|---|
| Ubuntu:Pro:14.04:LTS | linux |
All versions |
— |
| Ubuntu:Pro:14.04:LTS | linux-aws |
All versions |
— |
| Ubuntu:Pro:14.04:LTS | linux-azure |
All versions |
— |
| Ubuntu:Pro:14.04:LTS | linux-lts-xenial |
All versions |
— |
| Ubuntu:Pro:16.04:LTS | linux |
All versions |
— |
| Ubuntu:Pro:16.04:LTS | linux-aws |
All versions |
— |
| Ubuntu:Pro:16.04:LTS | linux-aws-hwe |
All versions |
— |
| Ubuntu:Pro:16.04:LTS | linux-azure |
All versions |
— |
| Ubuntu:Pro:16.04:LTS | linux-gcp |
All versions |
— |
| Ubuntu:Pro:16.04:LTS | linux-hwe |
All versions |
— |
| Ubuntu:16.04:LTS | linux-hwe-edge |
All versions |
— |
| Ubuntu:Pro:16.04:LTS | linux-kvm |
All versions |
— |
| Ubuntu:Pro:16.04:LTS | linux-oracle |
All versions |
— |
| Ubuntu:Pro:FIPS:16.04:LTS | linux-fips |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-aws |
All versions |
— |
| Ubuntu:18.04:LTS | linux-aws-5.0 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-aws-5.3 |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-aws-5.4 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-azure |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-azure-4.15 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-azure-5.3 |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-azure-5.4 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-azure-edge |
All versions |
— |
| Ubuntu:18.04:LTS | linux-gcp |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-gcp-4.15 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-gcp-5.3 |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-gcp-5.4 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-gke-4.15 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-gke-5.4 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-gkeop-5.4 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-hwe |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-hwe-5.4 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-hwe-edge |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-ibm-5.4 |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-kvm |
All versions |
— |
| Ubuntu:18.04:LTS | linux-oem |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-oracle |
All versions |
— |
| Ubuntu:18.04:LTS | linux-oracle-5.0 |
All versions |
— |
| Ubuntu:18.04:LTS | linux-oracle-5.3 |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-oracle-5.4 |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | linux-raspi-5.4 |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-aws-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-azure-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-gcp-fips |
All versions |
— |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-aws-fips |
All versions |
— |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-azure-fips |
All versions |
— |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-fips |
All versions |
— |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-gcp-fips |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-aws |
All versions |
— |
| Ubuntu:20.04:LTS | linux-aws-5.11 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-aws-5.13 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-aws-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-aws-5.8 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-azure |
All versions |
— |
| Ubuntu:20.04:LTS | linux-azure-5.11 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-azure-5.13 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-azure-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-azure-5.8 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-azure-fde |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-azure-fde-5.15 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-bluefield |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-gcp |
All versions |
— |
| Ubuntu:20.04:LTS | linux-gcp-5.11 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-gcp-5.13 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-gcp-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-gcp-5.8 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-gke |
All versions |
— |
| Ubuntu:20.04:LTS | linux-gke-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-gkeop |
All versions |
— |
| Ubuntu:20.04:LTS | linux-gkeop-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-hwe-5.11 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-hwe-5.13 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-hwe-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-hwe-5.8 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-ibm |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-ibm-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-intel-5.13 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-intel-iotg-5.15 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-iot |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-kvm |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-lowlatency-hwe-5.15 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-nvidia-tegra-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-oem-5.10 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-oem-5.13 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-oem-5.14 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-oem-5.6 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-oracle |
All versions |
— |
| Ubuntu:20.04:LTS | linux-oracle-5.11 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-oracle-5.13 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-oracle-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-oracle-5.8 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-raspi |
All versions |
— |
| Ubuntu:20.04:LTS | linux-raspi2 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-riscv |
All versions |
— |
| Ubuntu:20.04:LTS | linux-riscv-5.11 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-riscv-5.15 |
All versions |
— |
| Ubuntu:20.04:LTS | linux-riscv-5.8 |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | linux-xilinx-zynqmp |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-aws-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-azure-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-gcp-fips |
All versions |
— |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-aws-fips |
All versions |
— |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-azure-fips |
All versions |
— |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-fips |
All versions |
— |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-gcp-fips |
All versions |
— |
| Ubuntu:22.04:LTS | linux |
All versions |
— |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-aws |
All versions |
— |
| Ubuntu:22.04:LTS | linux-aws-5.19 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-aws-6.2 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-aws-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-aws-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-azure |
All versions |
— |
| Ubuntu:22.04:LTS | linux-azure-5.19 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-azure-6.2 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-azure-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-azure-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-azure-fde |
All versions |
— |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-azure-fde-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-gcp |
All versions |
— |
| Ubuntu:22.04:LTS | linux-gcp-5.19 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-gcp-6.2 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-gcp-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-gcp-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-gke |
All versions |
— |
| Ubuntu:22.04:LTS | linux-gkeop |
All versions |
— |
| Ubuntu:22.04:LTS | linux-hwe-5.19 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-hwe-6.2 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-hwe-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-hwe-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-ibm |
All versions |
— |
| Ubuntu:22.04:LTS | linux-ibm-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime |
All versions |
— |
| Ubuntu:22.04:LTS | linux-intel-iotg |
All versions |
— |
| Ubuntu:22.04:LTS | linux-kvm |
All versions |
— |
| Ubuntu:22.04:LTS | linux-lowlatency |
All versions |
— |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-nvidia |
All versions |
— |
| Ubuntu:22.04:LTS | linux-nvidia-6.2 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-nvidia-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-nvidia-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-nvidia-tegra |
All versions |
— |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx |
All versions |
— |
| Ubuntu:22.04:LTS | linux-oem-5.17 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-oem-6.0 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-oem-6.1 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-oem-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-oracle |
All versions |
— |
| Ubuntu:22.04:LTS | linux-oracle-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-oracle-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-raspi |
All versions |
— |
| Ubuntu:22.04:LTS | linux-realtime |
All versions |
— |
| Ubuntu:22.04:LTS | linux-riscv |
All versions |
— |
| Ubuntu:22.04:LTS | linux-riscv-5.19 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-riscv-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-riscv-6.8 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-starfive-5.19 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-starfive-6.2 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-starfive-6.5 |
All versions |
— |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp |
All versions |
— |
| Ubuntu:Nvidia-BlueField:22.04:LTS | linux-bluefield |
All versions |
— |
| Ubuntu:Pro:FIPS-preview:22.04:LTS | linux-aws-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-preview:22.04:LTS | linux-azure-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-preview:22.04:LTS | linux-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-preview:22.04:LTS | linux-gcp-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:22.04:LTS | linux-aws-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:22.04:LTS | linux-azure-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:22.04:LTS | linux-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:22.04:LTS | linux-gcp-fips |
All versions |
— |
| Ubuntu:Pro:Realtime:22.04:LTS | linux-intel-iot-realtime |
All versions |
— |
| Ubuntu:Pro:Realtime:22.04:LTS | linux-realtime |
All versions |
— |
| Ubuntu:Pro:Realtime:22.04:LTS | linux-realtime-6.8 |
All versions |
— |
| Ubuntu:24.04:LTS | linux |
All versions |
— |
| Ubuntu:24.04:LTS | linux-aws |
All versions |
— |
| Ubuntu:24.04:LTS | linux-azure |
All versions |
— |
| Ubuntu:24.04:LTS | linux-azure-6.11 |
All versions |
— |
| Ubuntu:24.04:LTS | linux-azure-fde |
All versions |
— |
| Ubuntu:24.04:LTS | linux-azure-fde-6.17 |
All versions |
— |
| Ubuntu:24.04:LTS | linux-azure-nvidia |
All versions |
— |
| Ubuntu:24.04:LTS | linux-gcp |
All versions |
— |
| Ubuntu:24.04:LTS | linux-gcp-6.11 |
All versions |
— |
| Ubuntu:24.04:LTS | linux-gke |
All versions |
— |
| Ubuntu:24.04:LTS | linux-gkeop |
All versions |
— |
| Ubuntu:24.04:LTS | linux-hwe-6.11 |
All versions |
— |
| Ubuntu:24.04:LTS | linux-ibm |
All versions |
— |
| Ubuntu:24.04:LTS | linux-intel |
All versions |
— |
| Ubuntu:24.04:LTS | linux-lowlatency |
All versions |
— |
| Ubuntu:24.04:LTS | linux-lowlatency-hwe-6.11 |
All versions |
— |
| Ubuntu:24.04:LTS | linux-nvidia |
All versions |
— |
| Ubuntu:24.04:LTS | linux-nvidia-6.11 |
All versions |
— |
| Ubuntu:24.04:LTS | linux-nvidia-lowlatency |
All versions |
— |
| Ubuntu:24.04:LTS | linux-nvidia-tegra |
< 6.8.0-1035.38 |
6.8.0-1035.38 |
| Ubuntu:24.04:LTS | linux-oem-6.11 |
All versions |
— |
| Ubuntu:24.04:LTS | linux-oem-6.8 |
All versions |
— |
| Ubuntu:24.04:LTS | linux-oracle |
All versions |
— |
| Ubuntu:24.04:LTS | linux-raspi |
All versions |
— |
| Ubuntu:24.04:LTS | linux-raspi-realtime |
All versions |
— |
| Ubuntu:24.04:LTS | linux-realtime |
All versions |
— |
| Ubuntu:24.04:LTS | linux-riscv |
All versions |
— |
| Ubuntu:24.04:LTS | linux-xilinx |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:24.04:LTS | linux-aws-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:24.04:LTS | linux-azure-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:24.04:LTS | linux-fips |
All versions |
— |
| Ubuntu:Pro:FIPS-updates:24.04:LTS | linux-gcp-fips |
All versions |
— |
| Ubuntu:Pro:Realtime:24.04:LTS | linux-raspi-realtime |
All versions |
— |
| Ubuntu:Pro:Realtime:24.04:LTS | linux-realtime |
All versions |
— |
| Ubuntu:25.10 | linux-azure-fde |
All versions |
— |
| Ubuntu:26.04 | linux-nvidia |
All versions |
— |
| Ubuntu:Nvidia-BlueField:24.04:LTS | linux-bluefield |
All versions |
— |
| Ubuntu:24.04:LTS | linux-vmware |
All versions |
— |
Original description The description as published by the source.
In the Linux kernel, the following vulnerability has been resolved: f2fs: quota: fix to avoid warning in dquot_writeback_dquots() F2FS-fs (dm-59): checkpoint=enable has some unwritten data. ------------[ cut here ]------------ WARNING: CPU: 6 PID: 8013 at fs/quota/dquot.c:691 dquot_writeback_dquots+0x2fc/0x308 pc : dquot_writeback_dquots+0x2fc/0x308 lr : f2fs_quota_sync+0xcc/0x1c4 Call trace: dquot_writeback_dquots+0x2fc/0x308 f2fs_quota_sync+0xcc/0x1c4 f2fs_write_checkpoint+0x3d4/0x9b0 f2fs_issue_checkpoint+0x1bc/0x2c0 f2fs_sync_fs+0x54/0x150 f2fs_do_sync_file+0x2f8/0x814 __f2fs_ioctl+0x1960/0x3244 f2fs_ioctl+0x54/0xe0 __arm64_sys_ioctl+0xa8/0xe4 invoke_syscall+0x58/0x114 checkpoint and f2fs_remount may race as below, resulting triggering warning in dquot_writeback_dquots(). atomic write remount - do_remount - down_write(&sb->s_umount); - f2fs_remount - ioctl - f2fs_do_sync_file - f2fs_sync_fs - f2fs_write_checkpoint - block_operations - locked = down_read_trylock(&sbi->sb->s_umount) : fail to lock due to the write lock was held by remount - up_write(&sb->s_umount); - f2fs_quota_sync - dquot_writeback_dquots - WARN_ON_ONCE(!rwsem_is_locked(&sb->s_umount)) : trigger warning because s_umount lock was unl…
Source: OSV.dev (Open Source Vulnerabilities) OSV
References
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- advisory ubuntu.com
- report ubuntu.com
- report cve.org
- report git.kernel.org
- report git.kernel.org
- report git.kernel.org