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Integer overflow in sequence repeat (str/bytes/list/tuple *) causes heap buffer overflow (memory corruption / crash)

bug

Status: Open.

#19314 In micropython/micropython;

· P4P3R-HAK opened on Jun 5, 2026

docs: Lack of documentation about configuring the micropython before compiling.

docs

Status: Open.

#19283 In micropython/micropython;

· Doomslayer256 opened on May 30, 2026

mp_obj_new_float returns 0

bug

port-rp2

Status: Open.

#19279 In micropython/micropython;

· hlovatt opened on May 30, 2026

It is not possible to call a function from an inherited class in a callback.

bug

Status: Open.

#19278 In micropython/micropython;

· IhorNehrutsa opened on May 29, 2026

mpy-ld incorrectly merging literals (esp32) across source files

bug

toolsRelates to tools/ directory in source, or other toolingRelates to tools/ directory in source, or other tooling

Status: Open.

#19276 In micropython/micropython;

· odewdney opened on May 28, 2026

Starred imports do not behave as CPython (regression)

bug

Status: Open.

#19265 In micropython/micropython;

· peterhinch opened on May 25, 2026

·  

release-1.29.0

Signal constructors not consistent

bug

docs

Status: Open.

#19263 In micropython/micropython;

· hlovatt opened on May 25, 2026

NRF52840 I2C not working after nrfx update.

bug

port-nrf

Status: Open.

#19214 In micropython/micropython;

· ricksorensen opened on May 12, 2026

rp2: Upstream PSRAM support in Pico SDK

enhancementFeature requests, new feature implementationsFeature requests, new feature implementations

port-rp2

Status: Open.

#19209 In micropython/micropython;

· Gadgetoid opened on May 11, 2026

·  

release-1.29.0

esp32.gpio_deep_sleep_hold not defined for esp32c6

bug

port-esp32

Status: Open.

#19208 In micropython/micropython;

· nmattia opened on May 10, 2026

mpremote rm -r : behavior in the presence of ROMFS

enhancementFeature requests, new feature implementationsFeature requests, new feature implementations

toolsRelates to tools/ directory in source, or other toolingRelates to tools/ directory in source, or other tooling

Status: Open.

#19199 In micropython/micropython;

· Josverl opened on May 7, 2026

(possible) uctypes.UINT8 does not overflow

bug

Status: Open.

#19192 In micropython/micropython;

· bmmcwhirt opened on May 6, 2026