CVE-2022-48775
Azure HV Linux Driver Memory Leak
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().
INFO
Published Date :
July 16, 2024, 12:15 p.m.
Last Modified :
Nov. 21, 2024, 7:33 a.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-48775.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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The following list is the news that have been mention
CVE-2022-48775 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-48775 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://git.kernel.org/stable/c/417947891bd5ae327f15efed1a0da2b12ef24962 Added Reference https://git.kernel.org/stable/c/8bc69f86328e87a0ffa79438430cc82f3aa6a194 Added Reference https://git.kernel.org/stable/c/91d8866ca55232d21995a3d54fac96de33c9e20c Added Reference https://git.kernel.org/stable/c/92e25b637cd4e010f776c86e4810300e773eac5c Added Reference https://git.kernel.org/stable/c/c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9 Added Reference https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5c -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 11, 2024
Action Type Old Value New Value Changed 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(). 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(). -
Initial Analysis by [email protected]
Aug. 21, 2024
Action Type Old Value New Value Changed 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(). 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(). Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://git.kernel.org/stable/c/417947891bd5ae327f15efed1a0da2b12ef24962 No Types Assigned https://git.kernel.org/stable/c/417947891bd5ae327f15efed1a0da2b12ef24962 Mailing List, Patch Changed Reference Type https://git.kernel.org/stable/c/8bc69f86328e87a0ffa79438430cc82f3aa6a194 No Types Assigned https://git.kernel.org/stable/c/8bc69f86328e87a0ffa79438430cc82f3aa6a194 Mailing List, Patch Changed Reference Type https://git.kernel.org/stable/c/91d8866ca55232d21995a3d54fac96de33c9e20c No Types Assigned https://git.kernel.org/stable/c/91d8866ca55232d21995a3d54fac96de33c9e20c Mailing List, Patch Changed Reference Type https://git.kernel.org/stable/c/92e25b637cd4e010f776c86e4810300e773eac5c No Types Assigned https://git.kernel.org/stable/c/92e25b637cd4e010f776c86e4810300e773eac5c Mailing List, Patch Changed Reference Type https://git.kernel.org/stable/c/c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9 No Types Assigned https://git.kernel.org/stable/c/c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9 Mailing List, Patch Changed Reference Type https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5c No Types Assigned https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5c Mailing List, Patch Added CWE NIST CWE-401 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.231 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.4.181 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.102 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.25 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 5.16.11 -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Aug. 03, 2024
Action Type Old Value New Value Changed 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(). 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(). -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jul. 16, 2024
Action Type Old Value New Value Added 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(). Added Reference kernel.org https://git.kernel.org/stable/c/417947891bd5ae327f15efed1a0da2b12ef24962 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5c [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/91d8866ca55232d21995a3d54fac96de33c9e20c [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/92e25b637cd4e010f776c86e4810300e773eac5c [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/8bc69f86328e87a0ffa79438430cc82f3aa6a194 [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-48775 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-48775
weaknesses.