CVE-2022-48775
Last modified
CVE-2022-48775 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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().. EPSS estimates a 0.23% chance of exploitation in the next 30 days.
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().
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.15, < 4.19.231 |
| Linux | Linux Kernel | >= 4.20, < 5.4.181 |
| Linux | Linux Kernel | >= 5.5, < 5.10.102 |
| Linux | Linux Kernel | >= 5.11, < 5.15.25 |
| Linux | Linux Kernel | >= 5.16, < 5.16.11 |
References
- https://git.kernel.org/stable/c/417947891bd5ae327f15efed1a0da2b12ef24962Mailing List, Patch
- https://git.kernel.org/stable/c/8bc69f86328e87a0ffa79438430cc82f3aa6a194Mailing List, Patch
- https://git.kernel.org/stable/c/91d8866ca55232d21995a3d54fac96de33c9e20cMailing List, Patch
- https://git.kernel.org/stable/c/92e25b637cd4e010f776c86e4810300e773eac5cMailing List, Patch
- https://git.kernel.org/stable/c/c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9Mailing List, Patch
- https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5cMailing List, Patch
- https://git.kernel.org/stable/c/417947891bd5ae327f15efed1a0da2b12ef24962Mailing List, Patch
- https://git.kernel.org/stable/c/8bc69f86328e87a0ffa79438430cc82f3aa6a194Mailing List, Patch
- https://git.kernel.org/stable/c/91d8866ca55232d21995a3d54fac96de33c9e20cMailing List, Patch
- https://git.kernel.org/stable/c/92e25b637cd4e010f776c86e4810300e773eac5cMailing List, Patch
- https://git.kernel.org/stable/c/c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9Mailing List, Patch
- https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5cMailing List, Patch
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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