CVE-2022-50708
Resource Leak in Linux Kernel HSI ssi_protocol Component
Publication date: 2025-12-24
Last updated on: 2025-12-24
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a potential resource leak in the Linux kernel's HSI subsystem, specifically in the ssip_pn_open() function. When ssip_pn_open() claims a port using hsi_claim_port(), if the subsequent call to hsi_register_port_event() fails (returns a negative value), the claimed port is not released properly. The fix involves ensuring that hsi_release_port() is called to release the port when hsi_register_port_event() fails, preventing the resource leak.
How can this vulnerability impact me? :
This vulnerability can lead to a resource leak in the Linux kernel's HSI subsystem, which may cause system instability or degraded performance over time due to unreleased ports. However, no direct impact such as privilege escalation or data corruption is described.
What immediate steps should I take to mitigate this vulnerability?
Apply the patch or update to the Linux kernel version that includes the fix for the resource leak in ssip_pn_open() by ensuring hsi_release_port() is called when hsi_register_port_event() fails.