SB20250502233 - Improper error handling in Linux kernel events
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502233
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper error handling (CVE-ID: CVE-2022-49782)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the __perf_event_overflow() function in kernel/events/core.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/35c60b4e8ca76712dd03bafe2598e31578248916
- https://git.kernel.org/stable/c/b09221f1b4944d2866d06ac35e59d7a6f8916c9f
- https://git.kernel.org/stable/c/bb88f9695460bec25aa30ba9072595025cf6c8af
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.80
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1