UnratedFix available
wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()`
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()` Commit 7a4836560a61 changes simple_write_to_buffer() with memdup_user() but it forgets to change the value to be returned that came from simple_write_to_buffer() call. It results in the following warning: warning: variable 'rc' is uninitialized when used here [-Wuninitialized] return rc; ^~ Remove rc variable and just return the passed in length if the memdup_user() succeeds.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 4.14.291, 4.19.256, 5.10.137, 5.15.61, 5.18.18, 5.19.2, 5.4.211
- CVEs
- CVE-2022-50165
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 2 Nov 2026, 20:32 UTC · Revision 1
Source evidence
wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()`
core-osv · Original sourcePublished 18 Jun 2025, 11:03 UTC
In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()` Commit 7a4836560a61 changes simple_write_to_buffer() with memdup_user() but it forgets to change the value to be returned that came from simple_write_to_buffer() call. It results in the following warning: warning: variable 'rc' is uninitialized when used here [-Wuninitialized] return rc; ^~ Remove rc variable and just return the passed in length if the memdup_user() succeeds.
osv:CVE-2022-50165
Kernel
Fixed versions: 4.14.291, 4.19.256, 5.4.211, 5.10.137, 5.15.61, 5.18.18, 5.19.2
Complete source record
{
"id": "e0924af27c5e6e5a4864e0495128deef774af208f79b2ce03ead95dfe91a448e",
"url": "https://osv.dev/vulnerability/CVE-2022-50165",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()`",
"summary": "In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()` Commit 7a4836560a61 changes simple_write_to_buffer() with memdup_user() but it forgets to change the value to be returned that came from simple_write_to_buffer() call. It results in the following warning: warning: variable 'rc' is uninitialized when used here [-Wuninitialized] return rc; ^~ Remove rc variable and just return the passed in length if the memdup_user() succeeds.",
"evidence": "osv:CVE-2022-50165",
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"modified": "2026-10-28T02:30:23.833668839Z",
"provider": "osv",
"references": [
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"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50165.json",
"https://nvd.nist.gov/vuln/detail/CVE-2022-50165",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
],
"provider_metadata": {
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"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50165.json"
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},
"related_cves": [
{
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"evidence": "/id"
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"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 489898,
"published_at": "2025-06-18T11:03:19.539+00:00"
}