The KEYS subsystem in the Linux kernel before 4.13.10...
High severity
Unreviewed
Published
May 17, 2022
to the GitHub Advisory Database
•
Updated Jan 27, 2023
Description
Published by the National Vulnerability Database
Oct 28, 2017
Published to the GitHub Advisory Database
May 17, 2022
Last updated
Jan 27, 2023
The KEYS subsystem in the Linux kernel before 4.13.10 does not correctly synchronize the actions of updating versus finding a key in the "negative" state to avoid a race condition, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls.
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