SB2025102323 - Memory leak in Linux kernel mtd driver
Published: October 23, 2025 Updated: October 26, 2025
Security Bulletin ID
SB2025102323
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) Memory leak (CVE-ID: CVE-2022-50566)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the add_mtd_device() function in drivers/mtd/mtdcore.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/1b172fb05d6315ecec082fd7544a3390e96f0d7e
- https://git.kernel.org/stable/c/2302e2dc42b1f84f951c725ce742fc21c5a1e151
- https://git.kernel.org/stable/c/330bc5533e8a8ed69cb951d5a8edce9bddb9db21
- https://git.kernel.org/stable/c/71212d73184845c944ef1b43f092e643e5bde003
- https://git.kernel.org/stable/c/895d68a39481a75c680aa421546931fb11942fa6
- https://git.kernel.org/stable/c/a75f45afa932bfb24a2603ebcea5efd2e7cdcfd6
- https://git.kernel.org/stable/c/bcabe1dc2a344adbb3382930a23e273ba9382277
- https://git.kernel.org/stable/c/db07fe76df01f40cb897d6e9066b84e46957beb3
- https://git.kernel.org/stable/c/fa0d32ab8407d7481450c664fd0de64f2dae9489
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.229