CVE-2025-68370

Description

In the Linux kernel, the following vulnerability has been resolved:coresight: tmc: add the handle of the event to the pathThe handle is essential for retrieving the AUX_EVENT of each CPU and isrequired in perf mode. It has been added to the coresight_path so thatdependent 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/nullShowing an oops as follows:Unable to handle kernel paging request at virtual address 000f6e84934ed19eCall 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]

Risk Information

Base Score

5.5

MODERATE

Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Score

Exploitation Probability

0.025

Associated Vulnerability

No records found

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234