CVE-2025-68370
Linux Kernel 6.15-6.17.12, 6.18.0-6.18.1 - Denial of Service via Perf Event Handling
Title source: llmDescription
In the Linux kernel, the following vulnerability has been resolved: coresight: tmc: add the handle of the event to the path The handle is essential for retrieving the AUX_EVENT of each CPU and is required in perf mode. It has been added to the coresight_path so that dependent devices can access it from the path when needed. The existing bug can be reproduced with: perf record -e cs_etm//k -C 0-9 dd if=/dev/zero of=/dev/null Showing an oops as follows: Unable to handle kernel paging request at virtual address 000f6e84934ed19e Call trace: tmc_etr_get_buffer+0x30/0x80 [coresight_tmc] (P) catu_enable_hw+0xbc/0x3d0 [coresight_catu] catu_enable+0x70/0xe0 [coresight_catu] coresight_enable_path+0xb0/0x258 [coresight]
References (3)
Core 3
Scores
EPSS
0.0002
EPSS Percentile
6.7%
Details
Status
published
Products (10)
linux/Kernel
6.15.0 - 6.17.13linux
linux/Kernel
6.18.0 - 6.18.2linux
Linux/Linux
< 6.15
Linux/Linux
080ee83cc361451a7de7b5486c7f96ce454f7203 - aaa5abcc9d44d2c8484f779ab46d242d774cabcb
Linux/Linux
080ee83cc361451a7de7b5486c7f96ce454f7203 - d0c9effd82f2c19b92acd07d357fac5f392d549a
Linux/Linux
080ee83cc361451a7de7b5486c7f96ce454f7203 - faa8f38f7ccb344ace2c1f364efc70e3a12d32f3
Linux/Linux
6.15
Linux/Linux
6.17.13 - 6.17.*
Linux/Linux
6.18.2 - 6.18.*
Linux/Linux
6.19
Published
Dec 24, 2025
Tracked Since
Feb 18, 2026