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5.5 Medium

CVE-2023-7152 A vulnerability, which was classified as critical, has been found in MicroPython 1.21.0/1.22.0-preview

Description

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.

Affected products and versions

Product Affected versions Fixed in
MicroPython 1.22.0-preview No fix stated
MicroPython 1.21.0 No fix stated

Other CVEs of MicroPython

The 6 CVEs of MicroPython →
CVE-2026-1998 A flaw has been found in micropython up to 1.27.0 4.8 Medium CVE-2024-8948 A vulnerability was found in MicroPython 1.23.0 6.9 Medium CVE-2024-8947 A vulnerability was found in MicroPython 1.22.2 6.3 Medium CVE-2024-8946 A vulnerability was found in MicroPython 1.23.0 6.9 Medium
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