CVE-2022-50140
Linux Kernel Memstick ms_block Memory Leak Vulnerability
Description
In the Linux kernel, the following vulnerability has been resolved: memstick/ms_block: Fix a memory leak 'erased_blocks_bitmap' is never freed. As it is allocated at the same time as 'used_blocks_bitmap', it is likely that it should be freed also at the same time. Add the corresponding bitmap_free() in msb_data_clear().
INFO
Published Date :
June 18, 2025, 11:15 a.m.
Last Modified :
June 18, 2025, 1:47 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
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-2022-50140.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-50140 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-2022-50140
weaknesses.
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-50140 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-50140 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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New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jun. 18, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: memstick/ms_block: Fix a memory leak 'erased_blocks_bitmap' is never freed. As it is allocated at the same time as 'used_blocks_bitmap', it is likely that it should be freed also at the same time. Add the corresponding bitmap_free() in msb_data_clear(). Added Reference https://git.kernel.org/stable/c/16e07966638717416abf45393d6a80a5a1034429 Added Reference https://git.kernel.org/stable/c/37958980eb4cd71ae594ace093c11b6a91e165e8 Added Reference https://git.kernel.org/stable/c/39be95d1ff7b44c1e969af72ba9da7332dfcc1da Added Reference https://git.kernel.org/stable/c/54eb7a55be6779c4d0c25eaf5056498a28595049 Added Reference https://git.kernel.org/stable/c/9260a154b3b5e387dbceec7c0ac441470646bc6f Added Reference https://git.kernel.org/stable/c/961d7d12080fe70847f944d656e36cd0dd0214ba Added Reference https://git.kernel.org/stable/c/9d8b911fe3c3ed788c66edba7c90e32a4a7a5f53 Added Reference https://git.kernel.org/stable/c/efd675246aec045507b9425c67b548cc2d782d8f