CVE Database›CVE-2022-48848

CVE-2022-48848

kernel: tracing/osnoise: Do not unregister events twice

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · July 16, 2024

Updated · April 28, 2026

Description

A vulnerability was found in the Linux kernel in the trace_osnoise function in kernel/trace/trace_osnoise.c where an issue occurs when events are unregistered twice, triggered by certain commands that switch trace modes, leading to kernel warnings and potential instability. The improper handling of tracepoint unregistration can disrupt the tracing process in kernel operations.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-832 · Unlock of a Resource that is not Locked