CVE-2022-34835

critical

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.

References

https://cert-portal.siemens.com/productcert/html/ssa-577017.html

https://source.denx.de/u-boot/u-boot/-/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409

https://lists.denx.de/pipermail/u-boot/2022-June/486113.html

https://lists.debian.org/debian-lts-announce/2025/05/msg00001.html

https://github.com/u-boot/u-boot/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409

Details

Source: Mitre, NVD

Published: 2022-06-30

Updated: 2026-05-12

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00223

Detections

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