🛡️ UBUNTU-CVE-2025-38539
⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

In the Linux kernel, the following vulnerability has been resolved: tracing: Add down_write(trace_event_sem) when adding trace event When a module is loaded, it adds trace events defined by the module. It may also need to modify the modules trace printk formats to replace enum names with their values. If two modules are loaded at the same time, the adding of the event to the ftrace_events list can corrupt the walking of the list in the code that is modifying the printk format strings and crash the kernel. The addition of the event should take the trace_event_sem for write while it adds the new event. Also add a lockdep_assert_held() on that semaphore in __trace_add_event_dirs() as it iterates the list.

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2025-08-16
Updated 2026-06-15
Modified 2026-06-08
Fix URL N/A

Affected Packages

Software From version Fixed in
linux 6.8.0-100.100
linux-allwinner-5.19
linux-aws 6.8.0-1046.49
linux-aws-5.0
linux-aws-5.11
linux-aws-5.13
linux-aws-5.15 5.15.0-1097.104~20.04.1
linux-aws-5.19
linux-aws-5.3
linux-aws-5.4
linux-aws-5.8
linux-aws-6.14 6.14.0-1017.17~24.04.1
linux-aws-6.2
linux-aws-6.5
linux-aws-6.8 6.8.0-1046.49~22.04.1
linux-aws-fips 6.8.0-1046.49+fips1
linux-aws-hwe
linux-azure 6.8.0-1046.52
linux-azure-4.15
linux-azure-5.11
linux-azure-5.13
linux-azure-5.15 5.15.0-1102.111~20.04.1
linux-azure-5.19
linux-azure-5.3
linux-azure-5.4
linux-azure-5.8
linux-azure-6.11
linux-azure-6.14 6.14.0-1017.17~24.04.1
linux-azure-6.2
linux-azure-6.5
linux-azure-6.8 6.8.0-1051.57~22.04.1
linux-azure-edge
linux-azure-fde
linux-azure-fde-5.19
linux-azure-fde-6.14
linux-azure-fde-6.17
linux-azure-fde-6.2
linux-azure-fde-6.8
linux-azure-fips 6.8.0-1046.52+fips1
linux-azure-nvidia
linux-azure-nvidia-6.14
linux-bluefield
linux-fips 6.8.0-100.100+fips1
linux-gcp 6.8.0-1047.50
linux-gcp-4.15
linux-gcp-5.11
linux-gcp-5.13
linux-gcp-5.15 5.15.0-1097.106~20.04.1
linux-gcp-5.19
linux-gcp-5.3
linux-gcp-5.4
linux-gcp-5.8
linux-gcp-6.11
linux-gcp-6.14 6.14.0-1020.21~24.04.1
linux-gcp-6.2
linux-gcp-6.5
linux-gcp-6.8 6.8.0-1047.50~22.04.2
linux-gcp-fips 6.8.0-1047.50+fips1
linux-gke 6.8.0-1043.48
linux-gke-4.15
linux-gke-5.15
linux-gke-5.4
linux-gkeop 6.8.0-1030.33
linux-gkeop-5.15
linux-gkeop-5.4
linux-hwe
linux-hwe-5.11
linux-hwe-5.13
linux-hwe-5.15 5.15.0-163.173~20.04.1
linux-hwe-5.19
linux-hwe-5.4
linux-hwe-5.8
linux-hwe-6.11
linux-hwe-6.2
linux-hwe-6.5
linux-hwe-6.8 6.8.0-100.100~22.04.1
linux-hwe-edge
linux-ibm 6.8.0-1044.44
linux-ibm-5.15 5.15.0-1091.94~20.04.1
linux-ibm-5.4
linux-ibm-6.8 6.8.0-1044.44~22.04.1
linux-intel
linux-intel-5.13
linux-intel-iot-realtime 5.15.0-1089.91
linux-intel-iotg 5.15.0-1092.98
linux-intel-iotg-5.15 5.15.0-1092.98~20.04.1
linux-iot
linux-kvm 5.15.0-1089.94
linux-lowlatency 6.8.0-100.100.1
linux-lowlatency-hwe-5.15 5.15.0-163.173~20.04.1
linux-lowlatency-hwe-5.19
linux-lowlatency-hwe-6.11
linux-lowlatency-hwe-6.2
linux-lowlatency-hwe-6.5
linux-lowlatency-hwe-6.8 6.8.0-100.100.1~22.04.1
linux-lts-xenial
linux-nvidia 6.8.0-1046.49
linux-nvidia-6.11
linux-nvidia-6.2
linux-nvidia-6.5
linux-nvidia-6.8 6.8.0-1046.49~22.04.1
linux-nvidia-lowlatency 6.8.0-1046.49.1
linux-nvidia-tegra 6.8.0-1020.20
linux-nvidia-tegra-5.15 5.15.0-1049.49~20.04.1
linux-nvidia-tegra-igx 5.15.0-1038.38
linux-oem
linux-oem-5.10
linux-oem-5.13
linux-oem-5.14
linux-oem-5.17
linux-oem-5.6
linux-oem-6.0
linux-oem-6.1
linux-oem-6.11
linux-oem-6.14 6.14.0-1016.16
linux-oem-6.5
linux-oem-6.8
linux-oracle 6.8.0-1043.44
linux-oracle-5.0
linux-oracle-5.11
linux-oracle-5.13
linux-oracle-5.15 5.15.0-1094.100~20.04.1
linux-oracle-5.3
linux-oracle-5.4
linux-oracle-5.8
linux-oracle-6.14 6.14.0-1017.17~24.04.1
linux-oracle-6.5
linux-oracle-6.8 6.8.0-1043.44~22.04.1
linux-raspi 6.8.0-1047.51
linux-raspi-5.4
linux-raspi-realtime 6.8.0-2037.38
linux-raspi2
linux-realtime 6.8.1-1041.42
linux-realtime-6.14 6.14.0-1016.16~24.04.1
linux-realtime-6.8 6.8.1-1041.42~22.04.1
linux-riscv
linux-riscv-5.11
linux-riscv-5.15 5.15.0-1092.96~20.04.1
linux-riscv-5.19
linux-riscv-5.8
linux-riscv-6.14 6.14.0-36.36.1~24.04.1
linux-riscv-6.5
linux-riscv-6.8 6.8.0-100.100~22.04.1
linux-starfive-5.19
linux-starfive-6.2
linux-starfive-6.5
linux-xilinx 6.8.0-1023.24
linux-xilinx-zynqmp 5.15.0-1061.65

References

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