CVE-2026-97499
kernel: coresight: perf: Retrieve path and source from event data
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 24, 2026
Updated · September 30, 2026
Description
A flaw was found in the Linux kernel's CoreSight subsystem. A race condition occurs in the Embedded Trace Macrocell (ETM) performance event callbacks when accessing device pointers during concurrent device registration and unregistration. A local user could exploit this vulnerability by running hardware tracing operations during device configuration changes, leading to kernel instability and a Denial of Service (DoS).
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-366 · Race Condition within a Thread