CVE-2023-54294
Published Dec 30, 2025
Modified Apr 15, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix memleak of md thread In raid10_run(), if setup_conf() succeed and raid10_run() failed before setting 'mddev->thread', then in the error path 'conf->thread' is not freed. Fix the problem by setting 'mddev->thread' right after setup_conf().
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References
Other References
https://git.kernel.org/stable/c/2a65555f7e0f4a05b663879908a991e6d9f81e51
https://git.kernel.org/stable/c/36ba0c7b86acd9c2ea80a273204d52c21c955471
https://git.kernel.org/stable/c/3725b35fc0e5e4eea0434ef625f3d92f3059d080
https://git.kernel.org/stable/c/5d763f708b0f918fb87799e33c25113ae6081216
https://git.kernel.org/stable/c/abf4d67060c8f63caff096e5fca1564bfef1e5d4
https://git.kernel.org/stable/c/d6cfcf98b824591cffa4c1e9889fb4fa619359fe
https://git.kernel.org/stable/c/ec473e82e10d39a02eb59b0b95e546119a3bdb79
https://git.kernel.org/stable/c/f0ddb83da3cbbf8a1f9087a642c448ff52ee9abd
Frequently Asked Questions
What is CVE-2023-54294? +
In the Linux kernel, the following vulnerability has been resolved:
md/raid10: fix memleak of md thread
In raid10_run(), if setup_conf() succeed and raid10_run() failed before
setting 'mddev->thread', then in the error path 'conf->thread' is not
freed.
Fix the problem by setting 'mddev->thread' right after setup_conf().
How do I check if I'm vulnerable to CVE-2023-54294? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.