common/password.c in Pengutronix barebox through 2021.07.0 leaks timing information because strncmp is used during hash comparison.

crypto/digest.c in Pengutronix barebox through 2021.07.0 leaks timing information because memcmp is used during digest verification.

The install.c module in the Pengutronix RAUC update client prior to version 1.5 has a Time-of-Check Time-of-Use vulnerability, where signature verification on an update file takes place before the file is reopened for installation. An attacker who can modify the update file just before it is reopened can install arbitrary code on the device.

Pengutronix Barebox through v2020.05.0 has an out-of-bounds read in nfs_read_reply in net/nfs.c because a field of an incoming network packet is directly used as a length field without any bounds check.

Pengutronix barebox through 2019.08.1 has a remote buffer overflow in nfs_readlink_reply in net/nfs.c because a length field is directly used for a memcpy.

Pengutronix barebox through 2019.08.1 has a remote buffer overflow in nfs_readlink_req in fs/nfs.c because a length field is directly used for a memcpy.