Bug 2355413 (CVE-2025-21882) - CVE-2025-21882 kernel: net/mlx5: Fix vport QoS cleanup on error
Summary: CVE-2025-21882 kernel: net/mlx5: Fix vport QoS cleanup on error
Keywords:
Status: NEW
Alias: CVE-2025-21882
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-03-27 16:02 UTC by OSIDB Bzimport
Modified: 2025-04-01 04:19 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2025-03-27 16:02:17 UTC 
In the Linux kernel, the following vulnerability has been resolved:

net/mlx5: Fix vport QoS cleanup on error

When enabling vport QoS fails, the scheduling node was never freed,
causing a leak.

Add the missing free and reset the vport scheduling node pointer to
NULL.
Comment 1 Robb Gatica 2025-03-28 02:54:28 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025032712-CVE-2025-21882-cc4d@gregkh/T
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