CVE-2022-49011
hwmon: (coretemp) fix pci device refcount leak in nv1a_ram_new()
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Description
In the Linux kernel, the following vulnerability has been resolved: hwmon: (coretemp) fix pci device refcount leak in nv1a_ram_new() As comment of pci_get_domain_bus_and_slot() says, it returns a pci device with refcount increment, when finish using it, the caller must decrement the reference count by calling pci_dev_put(). So call it after using 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/0dd1da5a15eeecb2fe4cf131b3216fb455af783c
- https://git.kernel.org/stable/c/2f74cffc7c85f770b1b1833dccb03b8cde3be102
- https://git.kernel.org/stable/c/6e035d5a2a6b907cfce9a80c5f442c2e459cd34e
- https://git.kernel.org/stable/c/7dec14537c5906b8bf40fd6fd6d9c3850f8df11d
- https://git.kernel.org/stable/c/bb75a0d1223d43f97089841aecb28a9b4de687a9
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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