CVE-2022-48775
Drivers: hv: vmbus: Fix memory leak in vmbus_add_channel_kobj
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Description
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fix memory leak in vmbus_add_channel_kobj kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add()： If this function returns an error, kobject_put() must be called to properly clean up the memory associated with the object. Fix memory leak by calling kobject_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/417947891bd5ae327f15efed1a0da2b12ef24962
- https://git.kernel.org/stable/c/8bc69f86328e87a0ffa79438430cc82f3aa6a194
- https://git.kernel.org/stable/c/91d8866ca55232d21995a3d54fac96de33c9e20c
- https://git.kernel.org/stable/c/92e25b637cd4e010f776c86e4810300e773eac5c
- https://git.kernel.org/stable/c/c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9
References (6)
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
Quick Info
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