CVE-2022-49239
ASoC: codecs: wcd934x: Add missing of_node_put() in wcd934x_codec_parse_data
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Description
In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: wcd934x: Add missing of_node_put() in wcd934x_codec_parse_data The device_node pointer is returned by of_parse_phandle() with refcount incremented. We should use of_node_put() on it when done. This is similar to commit 64b92de9603f ("ASoC: wcd9335: fix a leaked reference by adding missing of_node_put")
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/1f24716e38220fc9e52e208d20591d2bc9b7f020
- https://git.kernel.org/stable/c/2f44eca78cc6d4e1779eb95765ec79e433accab4
- https://git.kernel.org/stable/c/9531a631379169d57756b2411178c6238655df88
- https://git.kernel.org/stable/c/f3793eeb7b94a5eeed6f5c7a44bce403c6681a12
- https://git.kernel.org/stable/c/f8e89d84ea83c51ba3ba97ff154f7aa679326760
References (5)
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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