An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy when parsing a UDP packet due to a net_process_received_packet integer underflow during an nc_input_packet call.
Se detectó un problema en Das U-Boot hasta versión 2019.07. Se presenta un memcpy ilimitado cuando se analiza un paquete UDP debido a un subdesbordamiento de enteros en la función net_process_received_packet durante una llamada de nc_input_packet.
AV:N/AC:L/Au:N/C:P/I:P/A:P
| Access Vector | NETWORK |
|---|---|
| Access Complexity | LOW |
| Authentication | NONE |
| Confidentiality Impact | PARTIAL |
| Integrity Impact | PARTIAL |
| Availability Impact | PARTIAL |
| Source | Type | Description |
|---|---|---|
| [email protected] | Primary |
en
CWE-191
en
CWE-787
|
| Vendor | Product | Version | Update | Type |
|---|---|---|---|---|
| denx | u-boot | * | <built-in method update of dict object at 0x7b067dd97a40> | Application |
| Vulnerable | CPE |
|---|---|
| Yes | cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:* |