SB2025061869 - Memory leak in Linux kernel usb host driver
Published: June 18, 2025 Updated: June 21, 2025
Security Bulletin ID
SB2025061869
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-2022-50153)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the ehci_hcd_ppc_of_probe() function in drivers/usb/host/ehci-ppc-of.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/038453b17fe30ea38f0f3c916e2ae2b7f8cef84e
- https://git.kernel.org/stable/c/3a50c917c67dd0bc39c14de4a8b75a1d50fdce66
- https://git.kernel.org/stable/c/585d22a5624ef2b540c337665c72fea8cd33db50
- https://git.kernel.org/stable/c/8cbc3870ff356366842af3228dd8e7bc278e5edd
- https://git.kernel.org/stable/c/8e51a512c1079109bec4c80915e647692d583e79
- https://git.kernel.org/stable/c/b5c5b13cb45e2c88181308186b0001992cb41954
- https://git.kernel.org/stable/c/b9c4a480cb0ada07154debf681454cbb55e30b59
- https://git.kernel.org/stable/c/c0a4b454486b23bb4d94ce49f490830ecc354040
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.61