SB20260928284 - Improper handling of exceptional conditions in Linux kernel trace
Published: September 28, 2026 Updated: September 30, 2026
Security Bulletin ID
SB20260928284
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper handling of exceptional conditions (CVE-ID: CVE-2026-97924)
CWE-ID: CWE-755 - Improper Handling of Exceptional Conditions
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a local user to leave a registered trace event in an inconsistent state.
The vulnerability exists due to improper handling of event-removal failures in destroy_user_event() when removing an enabled user event. A local user can attempt to remove an enabled user event to leave a registered trace event in an inconsistent state.
Remediation
Install update from vendor's website.