CVE-2026-23373
Improper Error Handling in Linux RSI WiFi Driver Causes Kernel Warning
Publication date: 2026-03-25
Last updated on: 2026-04-24
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | 6.9 |
| linux | linux_kernel | From 6.19 (inc) to 6.19.7 (exc) |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | 7.0 |
| linux | linux_kernel | From 6.13 (inc) to 6.18.17 (exc) |
| linux | linux_kernel | From 6.9.1 (inc) to 6.12.77 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is in the Linux kernel's wifi driver, specifically in the rsi driver. The issue is that the driver defaults to returning the error code -EOPNOTSUPP in the function rsi_mac80211_config, which triggers a warning (WARN_ON) in the ieee80211_hw_conf_init function. This behavior is unexpected because other wifi drivers default to returning 0 in this situation.
How can this vulnerability impact me? :
The vulnerability causes an unexpected warning in the Linux kernel's wifi driver during hardware configuration initialization. While the exact impact is not detailed, such warnings can lead to instability or improper handling of wifi hardware configuration, potentially affecting wireless connectivity or system reliability.