CVE-2022-34835 Information

Description

In Das U-Boot through 2022.07-rc5 an integer signedness error and resultant stack-based buffer overflow in the \i2c md\ command enables the corruption of the return address pointer of the do_i2c_md function.

Reference

https://source.denx.de/u-boot/u-boot/-/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409 https://lists.denx.de/pipermail/u-boot/2022-June/486113.html https://github.com/u-boot/u-boot/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409