| Package | Affected versions | Patched versions |
|---|---|---|
| micropython-copy | all versions | |
| micropython-io | all versions | |
| micropython-os | all versions | |
| micropython-select | all versions | |
| micropython | = 1.21.0= 1.22.0 |
A vulnerability, which was classified as critical, has been found in MicroPython 1.21.0/1.22.0-preview. Affected by this issue is the function poll_set_add_fd of the file extmod/modselect.c. The manipulation leads to use after free. The exploit has been disclosed to the public and may be used. The patch is identified as 8b24aa36ba978eafc6114b6798b47b7bfecdca26. It is recommended to apply a patch to fix this issue. VDB-249158 is the identifier assigned to this vulnerability.
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