In the Linux kernel, the following vulnerability has been resolved: smb/server: cancel async requests when closing connection An async request may… (CVE-2026-98439)
Description
A vulnerability in the Linux kernel's SMB server component was resolved by ensuring asynchronous requests are canceled when closing a connection. Previously, an async request might remain pending during connection closure, preventing the connection from closing properly.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Linux kernel SMB server had a flaw where asynchronous requests could remain active when a connection was closed, causing the connection closure process to hang. The fix involves canceling active asynchronous requests before waiting for their completion, ensuring proper connection termination.
Potential Impact
If an asynchronous request remains pending when closing a connection, it can prevent the connection from closing as expected. This could lead to resource management issues or denial of service conditions related to hung connections. No further impact details or exploitation information are provided.
Mitigation Recommendations
A fix has been implemented in the Linux kernel to cancel active asynchronous requests before closing connections. Users should apply the official kernel updates that include this fix to resolve the vulnerability.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-xm6x-r8m7-4r79
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-98439"]
Threat ID: 6ad4f56d2cdf04f6568211f3
Added to database: 10/18/2026, 16:35:57 UTC
Last enriched: 10/18/2026, 16:49:04 UTC
Last updated: 10/18/2026, 20:11:55 UTC
Views: 9
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