CVE-2023-54244
ACPI: EC: Fix oops when removing custom query handlers
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: ACPI: EC: Fix oops when removing custom query handlers When removing custom query handlers, the handler might still be used inside the EC query workqueue, causing a kernel oops if the module holding the callback function was already unloaded. Fix this by flushing the EC query workqueue when removing custom query handlers. Tested on a Acer Travelmate 4002WLMi
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 30, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
a62e8f1978f49e52f87a711ff6711b323d4b12ff < 130e3eac51912f2c866e7d035992ede25f8feac0 a62e8f1978f49e52f87a711ff6711b323d4b12ff < 0d528a7c421b1f1772fc1d29370b3b5fc0f42b19 a62e8f1978f49e52f87a711ff6711b323d4b12ff < ccae2233e9935a038a35fe8cfd703df905f700e7 a62e8f1978f49e52f87a711ff6711b323d4b12ff < 066b90bca755f0b876e7b027b75d1796861d6db0 a62e8f1978f49e52f87a711ff6711b323d4b12ff < f4a573eed6377d356f835a4b00099d5dacee0da0 a62e8f1978f49e52f87a711ff6711b323d4b12ff < 86a159fd5bdb01ec34b160cfda1a313b616d9302 a62e8f1978f49e52f87a711ff6711b323d4b12ff < fd2c99e81ae0dbdd62a154ef9c77fc01715cc020 a62e8f1978f49e52f87a711ff6711b323d4b12ff < e5b492c6bb900fcf9722e05f4a10924410e170c1 1ff7b99e4983d9e93d25e98ba1ce303ad4e4909e
Linux / Linux
2.6.33
References
git.kernel.org: https://git.kernel.org/stable/c/130e3eac51912f2c866e7d035992ede25f8feac0 git.kernel.org: https://git.kernel.org/stable/c/0d528a7c421b1f1772fc1d29370b3b5fc0f42b19 git.kernel.org: https://git.kernel.org/stable/c/ccae2233e9935a038a35fe8cfd703df905f700e7 git.kernel.org: https://git.kernel.org/stable/c/066b90bca755f0b876e7b027b75d1796861d6db0 git.kernel.org: https://git.kernel.org/stable/c/f4a573eed6377d356f835a4b00099d5dacee0da0 git.kernel.org: https://git.kernel.org/stable/c/86a159fd5bdb01ec34b160cfda1a313b616d9302 git.kernel.org: https://git.kernel.org/stable/c/fd2c99e81ae0dbdd62a154ef9c77fc01715cc020 git.kernel.org: https://git.kernel.org/stable/c/e5b492c6bb900fcf9722e05f4a10924410e170c1