CVE-2022-50582
Description
In the Linux kernel, the following vulnerability has been resolved: regulator: core: Prevent integer underflow By using a ratio of delay to poll_enabled_time that is not integer time_remaining underflows and does not exit the loop as expected. As delay could be derived from DT and poll_enabled_time is defined in the driver this can easily happen. Use a signed iterator to make sure that the loop exits once the remaining time is negative.
How to fix
- Linux Linuxb051d9bf98bd9cea312b228e264eb6542a9beb67, e33da263e9658bfe870ea7836fbbd72f246d7dbd, 9f2395316e4845466cb9b5b9b15a171a2c91913c, bfe602d9a349360e60e9051c9cafb9fef204524d, 8d8e16592022c9650df8aedfe6552ed478d7135b or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5 ≤ v < b051d9bf98bd9cea312b228e264eb6542a9beb67, f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5 ≤ v < e33da263e9658bfe870ea7836fbbd72f246d7dbd, f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5 ≤ v < 9f2395316e4845466cb9b5b9b15a171a2c91913c, f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5 ≤ v < bfe602d9a349360e60e9051c9cafb9fef204524d, f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5 ≤ v < 8d8e16592022c9650df8aedfe6552ed478d7135b, 5.9 | b051d9bf98bd9cea312b228e264eb6542a9beb67, e33da263e9658bfe870ea7836fbbd72f246d7dbd, 9f2395316e4845466cb9b5b9b15a171a2c91913c, bfe602d9a349360e60e9051c9cafb9fef204524d, 8d8e16592022c9650df8aedfe6552ed478d7135b |
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