CVE-2022-49881
wifi: cfg80211: fix memory leak in query_regdb_file()
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix memory leak in query_regdb_file() In the function query_regdb_file() the alpha2 parameter is duplicated using kmemdup() and subsequently freed in regdb_fw_cb(). However, request_firmware_nowait() can fail without calling regdb_fw_cb() and thus leak memory.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 1, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
007f6c5e6eb45c81ee89368a5f226572ae638831 < 219446396786330937bcd382a7bc4ccd767383bc 007f6c5e6eb45c81ee89368a5f226572ae638831 < 0ede1a988299e95d54bd89551fd635980572e920 007f6c5e6eb45c81ee89368a5f226572ae638831 < e1e12180321f416d83444f2cdc9259e0f5093d35 007f6c5e6eb45c81ee89368a5f226572ae638831 < 38c9fa2cc6bf4b6e1a74057aef8b5cffd23d3264 007f6c5e6eb45c81ee89368a5f226572ae638831 < e9b5a4566d5bc71cc901be50d1fa24da00613120 007f6c5e6eb45c81ee89368a5f226572ae638831 < 57b962e627ec0ae53d4d16d7bd1033e27e67677a
Linux / Linux
4.15
References
git.kernel.org: https://git.kernel.org/stable/c/219446396786330937bcd382a7bc4ccd767383bc git.kernel.org: https://git.kernel.org/stable/c/0ede1a988299e95d54bd89551fd635980572e920 git.kernel.org: https://git.kernel.org/stable/c/e1e12180321f416d83444f2cdc9259e0f5093d35 git.kernel.org: https://git.kernel.org/stable/c/38c9fa2cc6bf4b6e1a74057aef8b5cffd23d3264 git.kernel.org: https://git.kernel.org/stable/c/e9b5a4566d5bc71cc901be50d1fa24da00613120 git.kernel.org: https://git.kernel.org/stable/c/57b962e627ec0ae53d4d16d7bd1033e27e67677a