CVE-2022-50384 (GCVE-0-2022-50384)
Vulnerability from cvelistv5
Published
2025-09-18 13:33
Modified
2025-09-18 13:33
Severity ?
VLAI Severity ?
EPSS score ?
Summary
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().
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Linux | Linux |
Version: b2383c90a9d691201b9aee557776694cde86a935 Version: b2383c90a9d691201b9aee557776694cde86a935 Version: b2383c90a9d691201b9aee557776694cde86a935 Version: b2383c90a9d691201b9aee557776694cde86a935 Version: b2383c90a9d691201b9aee557776694cde86a935 Version: b2383c90a9d691201b9aee557776694cde86a935 Version: b2383c90a9d691201b9aee557776694cde86a935 Version: b2383c90a9d691201b9aee557776694cde86a935 Version: b2383c90a9d691201b9aee557776694cde86a935 |
||
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: vme_user: Fix possible UAF in tsi148_dma_list_add\n\nSmatch report warning as follows:\n\ndrivers/staging/vme_user/vme_tsi148.c:1757 tsi148_dma_list_add() warn:\n \u0027\u0026entry-\u003elist\u0027 not removed from list\n\nIn tsi148_dma_list_add(), the error path \"goto err_dma\" will not\nremove entry-\u003elist from list-\u003eentries, but entry will be freed,\nthen list traversal may cause UAF.\n\nFix by removeing it from list-\u003eentries before free()."
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"url": "https://git.kernel.org/stable/c/357057ee55d3c99a5de5abe8150f7bca04f8e53b"
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"datePublished": "2025-09-18T13:33:05.759Z",
"dateReserved": "2025-09-17T14:53:06.997Z",
"dateUpdated": "2025-09-18T13:33:05.759Z",
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}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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