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Merge branch 'fix/ecdsa_ecc_hw_input_validation_v6.1' into 'release/v6.1'

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Validate ECDSA signature range and harden ECC memory power-down (v6.1)

See merge request espressif/esp-idf!49427
This commit is contained in:
Mahavir Jain
2026-06-10 14:39:49 +05:30
parent 3664bd2d7e 7984290258
commit d460486ab4
47 changed files with 427 additions and 61 deletions
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components/esp_hal_security/esp32c61/include/hal/ecc_ll.h
+4 -2
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -12,6 +12,7 @@
#include "soc/ecc_mult_reg.h"
#include "soc/pcr_struct.h"
#include "soc/pcr_reg.h"
#include "esp_fault.h"
#ifdef __cplusplus
extern "C" {
@@ -49,9 +50,10 @@ static inline void ecc_ll_reset_register(void)
static inline void ecc_ll_power_up(void)
{
/* Power up the ECC peripheral (default state is power-down) */
/* Power up the ECC peripheral (default state is power-up) */
REG_CLR_BIT(PCR_ECC_PD_CTRL_REG, PCR_ECC_MEM_PD);
REG_CLR_BIT(PCR_ECC_PD_CTRL_REG, PCR_ECC_MEM_FORCE_PD);
ESP_FAULT_ASSERT(REG_GET_BIT(PCR_ECC_PD_CTRL_REG, PCR_ECC_MEM_FORCE_PD) == 0);
}
static inline void ecc_ll_power_down(void)