SB20250502256 - Improper Initialization in Linux kernel trace
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502256
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 Initialization (CVE-ID: CVE-2022-49802)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper initialization within the ftrace_add_mod() function in kernel/trace/ftrace.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/19ba6c8af9382c4c05dc6a0a79af3013b9a35cd0
- https://git.kernel.org/stable/c/1bea037a1abb23a6729bef36a2265a4565f5ea77
- https://git.kernel.org/stable/c/665b4c6648bf2b91f69b33817f4321cf4c3cafe9
- https://git.kernel.org/stable/c/6a14828caddad0d989495a72af678adf60992704
- https://git.kernel.org/stable/c/6e50eb4b1807017f6c2d5089064256ce2de8aef1
- https://git.kernel.org/stable/c/b5bfc61f541d3f092b13dedcfe000d86eb8e133c
- https://git.kernel.org/stable/c/f715f31559b82e3f75ce047fa476de63d8107584
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.225