CVE-2022-49439
powerpc/fsl_rio: Fix refcount leak in fsl_rio_setup
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Description
In the Linux kernel, the following vulnerability has been resolved: powerpc/fsl_rio: Fix refcount leak in fsl_rio_setup of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/46fd994763cf6884b88a2da712af918f3ed54d7b
- https://git.kernel.org/stable/c/51e25fbf20c9152d84a34b7afac15a41fe5c9116
- https://git.kernel.org/stable/c/5607a77a365df8c0fd5ff43ac424812b95775527
- https://git.kernel.org/stable/c/5b8aa2ba38c010f47c965dd9bb5a8561813ed649
- https://git.kernel.org/stable/c/7b668a59ddfb32727e39b06fdf52b28e58c684e0
References (8)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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