CVE-2023-52808
NoneCVSS
—
EPSS
0.2%
Published
May 21, 2024
CISA due date
—
Cloudanix analysis
A bug in the Linux kernel driver for certain SAS controllers could cause the whole system to crash when the hardware is removed after an earlier startup problem.
- Exploitation
- Local Privilege
- Attacker needs
- Local User
- Complexity
- High
- Impact
- Denial Of Service
- Component
- OS kernel
- Class
- Memory Corruption
- Remediation
- Patch
- Effort
- Medium
- Patch risk
- Low
What it actually does
Failure to null the debugfs_dir pointer after debugfs_remove_recursive() on init failure causes a subsequent recursive remove during device teardown to dereference a freed or invalid pointer, triggering a kernel NULL pointer dereference in down_write().
Why it matters to the business
Systems using the hisi_sas hardware may experience kernel crashes and reboots when the driver is unloaded or the device is removed after an earlier memory allocation failure during debugfs initialization, leading to unplanned downtime on affected servers.
How an attack unfolds
An attacker with local access or the ability to induce memory pressure during driver probe can force the init failure path, after which triggering device removal (via sysfs, PCI hotplug, or driver unload) executes the double-remove logic and crashes the kernel.
How to fix it
Apply the upstream fix that sets debugfs_dir to NULL after debugfs_remove_recursive(); update to a kernel containing commit f0bfc8a5561fb0b2c48183dcbfe00bdd6d973bd3 or later stable backport for the hisi_sas driver.
How to confirm the fix worked
Confirm the patch is present by inspecting the hisi_sas_debugfs_exit function for the NULL assignment after debugfs_remove_recursive(); reproduce the original failure path under memory pressure and verify no second dereference occurs on removal.
Typical attack path
- Cause memory allocation failure during hisi_sas device registration so debugfs init fails and debugfs_remove_recursive is called without nulling the pointer
- Trigger device removal through PCI stop, driver unload, or sysfs remove_store
- Execute the second debugfs_remove_recursive call that dereferences the stale pointer
- Kernel panics with NULL pointer dereference in down_write during debugfs cleanup
How to detect it
Search kernel logs and dmesg for the strings 'failed to init debugfs!' followed by 'Unable to handle kernel NULL pointer dereference' and the call trace containing hisi_sas_debugfs_exit and debugfs_remove_recursive; correlate with PCI device removal events for the hisi_sas_v3_hw driver.
- failed to init debugfs!
- hisi_sas_debugfs_exit
- debugfs_remove_recursive+0x5c/0x1b0
- Unable to handle kernel NULL pointer dereference at virtual address 00000000000000a0
What your security team should do
- Prioritize kernel updates containing the referenced commit on all systems using hisi_sas hardware
- Monitor for kernel oops involving hisi_sas_debugfs_exit and debugfs_remove_recursive in production logs
- Test driver load/unload and device removal under memory-constrained conditions before deploying to production
The record
In the Linux kernel, the following vulnerability has been resolved: scsi: hisi_sas: Set debugfs_dir pointer to NULL after removing debugfs If init debugfs failed during device registration due to memory allocation failure, debugfs_remove_recursive() is called, after which debugfs_dir is not set to NULL. debugfs_remove_recursive() will be called again during device removal. As a result, illegal pointer is accessed. [ 1665.467244] hisi_sas_v3_hw 0000:b4:02.0: failed to init debugfs! ... [ 1669.836708] Unable to handle kernel NULL pointer dereference at virtual address 00000000000000a0 [ 1669.872669] pc : down_write+0x24/0x70 [ 1669.876315] lr : down_write+0x1c/0x70 [ 1669.879961] sp : ffff000036f53a30 [ 1669.883260] x29: ffff000036f53a30 x28: ffffa027c31549f8 [ 1669.888547] x27: ffffa027c3140000 x26: 0000000000000000 [ 1669.893834] x25: ffffa027bf37c270 x24: ffffa027bf37c270 [ 1669.899122] x23: ffff0000095406b8 x22: ffff0000095406a8 [ 1669.904408] x21: 0000000000000000 x20: ffffa027bf37c310 [ 1669.909695] x19: 00000000000000a0 x18: ffff8027dcd86f10 [ 1669.914982] x17: 0000000000000000 x16: 0000000000000000 [ 1669.920268] x15: 0000000000000000 x14: ffffa0274014f870 [ 1669.925555] x13: 0000000000000040 x12: 0000000000000228 [ 1669.930842] x11: 0000000000000020 x10: 0000000000000bb0 [ 1669.936129] x9 : ffff000036f537f0 x8 : ffff80273088ca10 [ 1669.941416] x7 : 000000000000001d x6 : 00000000ffffffff [ 1669.946702] x5 : ffff000008a36310 x4 : ffff80273088be00 [ 1669.951989] x3 : ffff000009513e90 x2 : 0000000000000000 [ 1669.957276] x1 : 00000000000000a0 x0 : ffffffff00000001 [ 1669.962563] Call trace: [ 1669.965000] down_write+0x24/0x70 [ 1669.968301] debugfs_remove_recursive+0x5c/0x1b0 [ 1669.972905] hisi_sas_debugfs_exit+0x24/0x30 [hisi_sas_main] [ 1669.978541] hisi_sas_v3_remove+0x130/0x150 [hisi_sas_v3_hw] [ 1669.984175] pci_device_remove+0x48/0xd8 [ 1669.988082] device_release_driver_internal+0x1b4/0x250 [ 1669.993282] device_release_driver+0x28/0x38 [ 1669.997534] pci_stop_bus_device+0x84/0xb8 [ 1670.001611] pci_stop_and_remove_bus_device_locked+0x24/0x40 [ 1670.007244] remove_store+0xfc/0x140 [ 1670.010802] dev_attr_store+0x44/0x60 [ 1670.014448] sysfs_kf_write+0x58/0x80 [ 1670.018095] kernfs_fop_write+0xe8/0x1f0 [ 1670.022000] __vfs_write+0x60/0x190 [ 1670.025472] vfs_write+0xac/0x1c0 [ 1670.028771] ksys_write+0x6c/0xd8 [ 1670.032071] __arm64_sys_write+0x24/0x30 [ 1670.035977] el0_svc_common+0x78/0x130 [ 1670.039710] el0_svc_handler+0x38/0x78 [ 1670.043442] el0_svc+0x8/0xc To fix this, set debugfs_dir to NULL after debugfs_remove_recursive().
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Debian:11 | linux | 0 | No fix |
| Debian:12 | linux | 0 | 6.1.64-1 |
| Debian:13 | linux | 0 | 6.6.8-1 |
| Linux | Kernel | 4.5.0 | 5.15.140 |
| SUSE:Linux Enterprise High Availability Extension 12 SP5 | kernel-default | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise High Availability Extension 15 SP5 | kernel-default | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise High Availability Extension 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Live Patching 12 SP5 | kernel-default | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Live Patching 12 SP5 | kgraft-patch-SLE12-SP5_Update_58 | 0 | 1-8.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP5 | kernel-default | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Live Patching 15 SP5 | kernel-livepatch-SLE15-SP5-RT_Update_16 | 0 | 1-150500.11.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP5 | kernel-livepatch-SLE15-SP5_Update_15 | 0 | 1-150500.11.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Live Patching 15 SP6 | kernel-livepatch-SLE15-SP6-RT_Update_1 | 0 | 1-150600.1.5.1 |
| SUSE:Linux Enterprise Live Patching 15 SP6 | kernel-livepatch-SLE15-SP6_Update_2 | 0 | 1-150600.13.3.2 |
| SUSE:Linux Enterprise Micro 5.5 | kernel-default | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Micro 5.5 | kernel-default-base | 0 | 5.14.21-150500.55.68.1.150500.6.31.1 |
| SUSE:Linux Enterprise Micro 5.5 | kernel-rt | 0 | 5.14.21-150500.13.58.1 |
| SUSE:Linux Enterprise Micro 5.5 | kernel-source-rt | 0 | 5.14.21-150500.13.58.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP5 | kernel-64kb | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP5 | kernel-default | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP5 | kernel-default-base | 0 | 5.14.21-150500.55.68.1.150500.6.31.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP5 | kernel-source | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP5 | kernel-zfcpdump | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-64kb | 0 | 6.4.0-150600.23.14.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-default-base | 0 | 6.4.0-150600.23.14.2.150600.12.4.3 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-source | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-zfcpdump | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP5 | kernel-docs | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP5 | kernel-obs-build | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP5 | kernel-source | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP5 | kernel-syms | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP6 | kernel-docs | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP6 | kernel-obs-build | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP6 | kernel-source | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP6 | kernel-syms | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Module for Legacy 15 SP5 | kernel-default | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Module for Legacy 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Linux Enterprise Module for Public Cloud 15 SP5 | kernel-azure | 0 | 5.14.21-150500.33.57.1 |
| SUSE:Linux Enterprise Module for Public Cloud 15 SP5 | kernel-source-azure | 0 | 5.14.21-150500.33.57.1 |
| SUSE:Linux Enterprise Module for Public Cloud 15 SP5 | kernel-syms-azure | 0 | 5.14.21-150500.33.57.1 |
| SUSE:Linux Enterprise Module for Public Cloud 15 SP6 | kernel-azure | 0 | 6.4.0-150600.8.8.2 |
| SUSE:Linux Enterprise Module for Public Cloud 15 SP6 | kernel-source-azure | 0 | 6.4.0-150600.8.8.2 |
| SUSE:Linux Enterprise Module for Public Cloud 15 SP6 | kernel-syms-azure | 0 | 6.4.0-150600.8.8.1 |
| SUSE:Linux Enterprise Real Time 12 SP5 | kernel-rt | 0 | 4.12.14-10.191.1 |
| SUSE:Linux Enterprise Real Time 12 SP5 | kernel-rt_debug | 0 | 4.12.14-10.191.1 |
| SUSE:Linux Enterprise Real Time 12 SP5 | kernel-source-rt | 0 | 4.12.14-10.191.1 |
| SUSE:Linux Enterprise Real Time 12 SP5 | kernel-syms-rt | 0 | 4.12.14-10.191.1 |
| SUSE:Linux Enterprise Server 12 SP5 | kernel-azure | 0 | 4.12.14-16.191.1 |
| SUSE:Linux Enterprise Server 12 SP5 | kernel-default | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Server 12 SP5 | kernel-source | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Server 12 SP5 | kernel-source-azure | 0 | 4.12.14-16.191.1 |
| SUSE:Linux Enterprise Server 12 SP5 | kernel-syms | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Server 12 SP5 | kernel-syms-azure | 0 | 4.12.14-16.191.1 |
| SUSE:Linux Enterprise Server for SAP Applications 12 SP5 | kernel-azure | 0 | 4.12.14-16.191.1 |
| SUSE:Linux Enterprise Server for SAP Applications 12 SP5 | kernel-default | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Server for SAP Applications 12 SP5 | kernel-source | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Server for SAP Applications 12 SP5 | kernel-source-azure | 0 | 4.12.14-16.191.1 |
| SUSE:Linux Enterprise Server for SAP Applications 12 SP5 | kernel-syms | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Server for SAP Applications 12 SP5 | kernel-syms-azure | 0 | 4.12.14-16.191.1 |
| SUSE:Linux Enterprise Software Development Kit 12 SP5 | kernel-docs | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Software Development Kit 12 SP5 | kernel-obs-build | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Workstation Extension 12 SP5 | kernel-default | 0 | 4.12.14-122.222.1 |
| SUSE:Linux Enterprise Workstation Extension 15 SP5 | kernel-default | 0 | 5.14.21-150500.55.68.1 |
| SUSE:Linux Enterprise Workstation Extension 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.14.2 |
| SUSE:Real Time Module 15 SP5 | kernel-rt | 0 | 5.14.21-150500.13.58.1 |
| SUSE:Real Time Module 15 SP5 | kernel-rt_debug | 0 | 5.14.21-150500.13.58.1 |
| SUSE:Real Time Module 15 SP5 | kernel-source-rt | 0 | 5.14.21-150500.13.58.1 |
| SUSE:Real Time Module 15 SP5 | kernel-syms-rt | 0 | 5.14.21-150500.13.58.1 |
| SUSE:Real Time Module 15 SP6 | kernel-rt | 0 | 6.4.0-150600.10.5.1 |
| SUSE:Real Time Module 15 SP6 | kernel-rt_debug | 0 | 6.4.0-150600.10.5.1 |
| SUSE:Real Time Module 15 SP6 | kernel-source-rt | 0 | 6.4.0-150600.10.5.1 |
| SUSE:Real Time Module 15 SP6 | kernel-syms-rt | 0 | 6.4.0-150600.10.5.1 |
| Ubuntu:16.04:LTS | linux-hwe-edge | 0 | No fix |
| Ubuntu:18.04:LTS | linux-aws-5.0 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-aws-5.3 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-azure | 0 | No fix |
| Ubuntu:18.04:LTS | linux-azure-5.3 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-azure-edge | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gcp | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gcp-5.3 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gke-4.15 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gke-5.4 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gkeop-5.4 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-hwe | 0 | No fix |
| Ubuntu:18.04:LTS | linux-hwe-edge | 0 | No fix |
| Ubuntu:18.04:LTS | linux-oem | 0 | No fix |
| Ubuntu:18.04:LTS | linux-oracle-5.0 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-oracle-5.3 | 0 | No fix |
| Ubuntu:20.04:LTS | linux | 0 | No fix |
| Ubuntu:20.04:LTS | linux-aws | 0 | No fix |
| Ubuntu:20.04:LTS | linux-aws-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-aws-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-aws-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-aws-5.15 | 0 | 5.15.0-1056.61~20.04.1 |
| Ubuntu:20.04:LTS | linux-aws-5.8 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-5.15 | 0 | 5.15.0-1058.66~20.04.2 |
| Ubuntu:20.04:LTS | linux-azure-5.8 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-fde | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-fde-5.15 | 0 | 5.15.0-1058.66~20.04.2.1 |
| Ubuntu:20.04:LTS | linux-bluefield | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gcp | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gcp-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gcp-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gcp-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gcp-5.15 | 0 | 5.15.0-1053.61~20.04.1 |
| Ubuntu:20.04:LTS | linux-gcp-5.8 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gke | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gke-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gkeop | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gkeop-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gkeop-5.15 | 0 | 5.15.0-1038.44~20.04.1 |
| Ubuntu:20.04:LTS | linux-hwe-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-hwe-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-hwe-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-hwe-5.15 | 0 | 5.15.0-100.110~20.04.1 |
| Ubuntu:20.04:LTS | linux-hwe-5.8 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-ibm | 0 | No fix |
| Ubuntu:20.04:LTS | linux-ibm-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-ibm-5.15 | 0 | 5.15.0-1048.51~20.04.1 |
| Ubuntu:20.04:LTS | linux-intel-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-intel-iotg-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-intel-iotg-5.15 | 0 | 5.15.0-1050.56~20.04.1 |
| Ubuntu:20.04:LTS | linux-iot | 0 | No fix |
| Ubuntu:20.04:LTS | linux-kvm | 0 | No fix |
| Ubuntu:20.04:LTS | linux-lowlatency-hwe-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-lowlatency-hwe-5.15 | 0 | 5.15.0-100.110~20.04.1 |
| Ubuntu:20.04:LTS | linux-nvidia-tegra-5.15 | 0 | 5.15.0-1025.25~20.04.1 |
| Ubuntu:20.04:LTS | linux-oem-5.10 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-oem-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-oem-5.14 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-oem-5.6 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-oracle | 0 | No fix |
| Ubuntu:20.04:LTS | linux-oracle-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-oracle-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-oracle-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-oracle-5.15 | 0 | 5.15.0-1053.59~20.04.1 |
| Ubuntu:20.04:LTS | linux-oracle-5.8 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-raspi | 0 | No fix |
| Ubuntu:20.04:LTS | linux-raspi2 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-riscv | 0 | No fix |
| Ubuntu:20.04:LTS | linux-riscv-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-riscv-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-riscv-5.15 | 0 | 5.15.0-1051.55~20.04.1 |
| Ubuntu:20.04:LTS | linux-riscv-5.8 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-xilinx-zynqmp | 0 | No fix |
| Ubuntu:22.04:LTS | linux | 0 | No fix |
| Ubuntu:22.04:LTS | linux | 0 | 5.15.0-100.110 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-aws | 0 | No fix |
| Ubuntu:22.04:LTS | linux-aws | 0 | 5.15.0-1056.61 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-aws-6.2 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-aws-6.5 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-aws-6.8 | 0 | 6.8.0-1009.9~22.04.2 |
| Ubuntu:22.04:LTS | linux-azure | 0 | No fix |
| Ubuntu:22.04:LTS | linux-azure | 0 | 5.15.0-1058.66 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-azure-6.2 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-azure-6.5 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-azure-6.8 | 0 | 6.8.0-1008.8~22.04.1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 0 | 5.15.0-1058.66.1 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-azure-fde-6.8 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-gcp | 0 | No fix |
| Ubuntu:22.04:LTS | linux-gcp | 0 | 5.15.0-1053.61 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-gcp-6.5 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-gcp-6.8 | 0 | 6.8.0-1010.11~22.04.1 |
| Ubuntu:22.04:LTS | linux-gke | 0 | No fix |
| Ubuntu:22.04:LTS | linux-gke | 0 | 5.15.0-1052.57 |
| Ubuntu:22.04:LTS | linux-gkeop | 0 | No fix |
| Ubuntu:22.04:LTS | linux-gkeop | 0 | 5.15.0-1038.44 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-hwe-6.2 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-hwe-6.5 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-hwe-6.8 | 0 | 6.8.0-38.38~22.04.1 |
| Ubuntu:22.04:LTS | linux-ibm | 0 | No fix |
| Ubuntu:22.04:LTS | linux-ibm | 0 | 5.15.0-1048.51 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | 0 | No fix |
| Ubuntu:22.04:LTS | linux-intel-iotg | 0 | No fix |
| Ubuntu:22.04:LTS | linux-intel-iotg | 0 | 5.15.0-1050.56 |
| Ubuntu:22.04:LTS | linux-kvm | 0 | No fix |
| Ubuntu:22.04:LTS | linux-kvm | 0 | 5.15.0-1052.57 |
| Ubuntu:22.04:LTS | linux-lowlatency | 0 | No fix |
| Ubuntu:22.04:LTS | linux-lowlatency | 0 | 5.15.0-100.110 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 | 0 | No fix |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.8 | 0 | 6.8.0-38.38.1~22.04.2 |
| Ubuntu:22.04:LTS | linux-nvidia | 0 | No fix |
| Ubuntu:22.04:LTS | linux-nvidia | 0 | 5.15.0-1046.46 |
| Ubuntu:22.04:LTS | linux-nvidia-6.2 | 0 | No fix |
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- CVE-2025-38562 In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null… Also affects linux
- CVE-2025-38352 In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: fix… Also affects linux
- CVE-2025-22037 In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null… Also affects linux
- CVE-2025-21760 In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU… Also affects linux
- CVE-2025-21758 In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: add RCU… Also affects linux
- CVE-2025-21664 In the Linux kernel, the following vulnerability has been resolved: dm thin: make… Also affects linux
- CVE-2024-57946 In the Linux kernel, the following vulnerability has been resolved: virtio-blk: don't… Also affects linux
- CVE-2024-57945 In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Fix the… Also affects linux