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CVE-2023-54244

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CVE-2023-54244

Published: Dec 30, 2025

Modified: May 23, 2026

PUBLISHED

Description

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

VendorProductVersions

Linux

Linux

affected
a62e8f1978f49e52f87a711ff6711b323d4b12ff - < 130e3eac51912f2c866e7d035992ede25f8feac0
affected
a62e8f1978f49e52f87a711ff6711b323d4b12ff - < 0d528a7c421b1f1772fc1d29370b3b5fc0f42b19
affected
a62e8f1978f49e52f87a711ff6711b323d4b12ff - < ccae2233e9935a038a35fe8cfd703df905f700e7
affected
a62e8f1978f49e52f87a711ff6711b323d4b12ff - < 066b90bca755f0b876e7b027b75d1796861d6db0
affected
a62e8f1978f49e52f87a711ff6711b323d4b12ff - < f4a573eed6377d356f835a4b00099d5dacee0da0

+5 more versions

Linux

Linux

affected
2.6.33
unaffected
0 - < 2.6.33
unaffected
4.14.316 - <= 4.14.*
unaffected
4.19.284 - <= 4.19.*
unaffected
5.4.244 - <= 5.4.*

+5 more versions

References

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