CVE-2025-21882

net/mlx5: Fix vport QoS cleanup on error

State: Published
Severity: 7.8 High
Published: Mar 27, 2025
Updated: Aug 5, 2026
Reserved: Dec 29, 2024

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Description

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.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	Linux

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	be034baba83e2a80a0b2c0f24c08547b6eedc79a to before fead368502bce0e10bea7c0d2895b2fa0c6c10aaAffected be034baba83e2a80a0b2c0f24c08547b6eedc79a to before 7f3528f7d2f98b70e19a6bb7b130fc82c079ac54Affected
LinuxLinux	6.13Affected before 6.13Not affected 6.13.6 through 6.13.*Not affected 6.14 and laterNot affected

References

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