CVE-2022-50384
staging: vme_user: Fix possible UAF in tsi148_dma_list_add
Description
In the Linux kernel, the following vulnerability has been resolved: staging: vme_user: Fix possible UAF in tsi148_dma_list_add Smatch report warning as follows: drivers/staging/vme_user/vme_tsi148.c:1757 tsi148_dma_list_add() warn: '&entry->list' not removed from list In tsi148_dma_list_add(), the error path "goto err_dma" will not remove entry->list from list->entries, but entry will be freed, then list traversal may cause UAF. Fix by removeing it from list->entries before free().
INFO
Published Date :
Sept. 18, 2025, 2:15 p.m.
Last Modified :
Sept. 18, 2025, 2:15 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2022-50384
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Remove entry->list from list->entries in the error path.
- Ensure the entry is removed before freeing memory.
- Apply the provided kernel patch.
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-2022-50384.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-50384 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-2022-50384
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).
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The following list is the news that have been mention
CVE-2022-50384 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-50384 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
Sep. 18, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: staging: vme_user: Fix possible UAF in tsi148_dma_list_add Smatch report warning as follows: drivers/staging/vme_user/vme_tsi148.c:1757 tsi148_dma_list_add() warn: '&entry->list' not removed from list In tsi148_dma_list_add(), the error path "goto err_dma" will not remove entry->list from list->entries, but entry will be freed, then list traversal may cause UAF. Fix by removeing it from list->entries before free(). Added Reference https://git.kernel.org/stable/c/1f5661388f43df3ac106ce93e67d8d22b16a78ff Added Reference https://git.kernel.org/stable/c/357057ee55d3c99a5de5abe8150f7bca04f8e53b Added Reference https://git.kernel.org/stable/c/51c0ad3b7c5b01f9314758335a13f157b05fa56d Added Reference https://git.kernel.org/stable/c/5cc4eea715a3fcf4e516662f736dfee63979465f Added Reference https://git.kernel.org/stable/c/5d2b286eb034af114f67d9967fc3fbc1829bb712 Added Reference https://git.kernel.org/stable/c/85db68fc901da52314ded80aace99f8b684c7815 Added Reference https://git.kernel.org/stable/c/a45ba33d398a821147d7e5f16ead7eb125e331e2 Added Reference https://git.kernel.org/stable/c/cf138759a7e92c75cfc1b7ba705e4108fe330edf Added Reference https://git.kernel.org/stable/c/e6b0adff99edf246ba1f8d464530a0438cb1cbda