CVE-2022-48775

MEDIUM
Published Jul 16, 2024 Modified Nov 21, 2024 CWE-401

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().

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CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-401 CWE-401

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel

References

Advisories & Patches

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 https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5c 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 https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5c

Frequently Asked Questions

What is CVE-2022-48775? +
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(). It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2022-48775? +
CVE-2022-48775 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2022-48775? +
CVE-2022-48775 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2022-48775? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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