Documentation for IDF v5.4.1 is available at https://docs.espressif.com/projects/esp-idf/en/v5.4.1/

ESP-IDF v5.4.1 is a bugfix update for ESP-IDF v5.4.

Obtaining v5.4.1

For full installation instructions, see the ESP-IDF Programming Guide.

The source files attached to this release will not work due to our use of git submodules. Use one of the following methods instead:

Using git

To get this release, use the following commands:

git clone -b v5.4.1 --recursive https://github.com/espressif/esp-idf.git esp-idf-v5.4.1
cd esp-idf-v5.4.1/

This is the recommended way of obtaining v5.4.1 of ESP-IDF.

Download an archive with submodules included

Attached to this release is an esp-idf-v5.4.1.zip archive. It includes .git directory and all the submodules, so can be used out of the box. This archive is provided for users who have connectivity issues preventing them from cloning from GitHub. To reduce the size of the archive, the .git directory doesn't include the history of commits older than one year. Users who need to use git checkout to access an older release of IDF will have to use git fetch first to download the remaining part of the history.

This archive can also be downloaded from Espressif's download server: https://dl.espressif.com/github_assets/espressif/esp-idf/releases/download/v5.4.1/esp-idf-v5.4.1.zip

Major changes

Major Features

• Supported ESP32-H2 revision v1.2 (57d976b)

Major Bug Fixes

• Secure Boot: Fixed secure boot verification failure when multiple keys are used to sign the bootloader and the application is signed with a key other than the first key that is used to sign the bootloader. (3144cef)
• Bluetooth Common/Controller: Disable debug vendor HCI command on ESP32. (061ba0c)

Breaking Changes

• Provisioning: Security2 scheme has been updated for AES-GCM IV usage. Please refer to security2 scheme documentation for changes required on the provisioning entity side. (f884315)
• Bluetooth Common: Starting from this version, Espressif's Bluetooth vendor-specific HCI commands and events for all ESP Bluetooth chips are disabled by default in HCI UART mode and non-ESP host mode. Please refer to esp_bt_vs.h (E.g., components/bt/include/esp32/include/esp_bt_vs.h) for detailed information. (daf8117)

Known Issues

• Power management: Occasionally crash on ESP32P4 when enabled DFS and PSRAM, where in older version, the issue was the value in PSRAM may be corrupted

Changelog

This is the list of changes since release v5.4.

802.15.4

802.15.4 MAC

• Introduced a series of APIs to set/get 15.4 O-QPSK 2.4G PHY txpower for each channels (f6c3040)
• Set 802.15.4 energy scan duration before cca (f4e4591)
• Supported IEEE802.15.4 ISR callbacks registration feature (1ceb4e4)
• Supported rx buffer and txrx statistics in 802.15.4 debugging mode (8b1b4df)
• Supported configuring 15.4 PTI at runtime (d43f647)
• Supported setting/getting ACK timeout APIs (ebd77e1)

Thread

• Added an API to to set RCP version string (5fa3e38)
• Added Thread connect support in protocol_common component (89e47be)
• Added set dns server address API for Thread network interface (2e06b60)
• Supported otPlatRadioGetPreferredChannelMask, added a configuration to set the preferred channel mask (f6c3040)
• Supported hardware reset RCP while processing RCP failure for the example ot_br (b853fc6)
• Fixed SRP server to support zero number of subtype item when updating service (3b41c1a)
• Fixed the conflict in the DNS hook when both Wi-Fi and Thread are enabled (2e06b60)

Application Utilities

ESP HTTP Client

• Include port number to the URL returned by the API esp_http_client_get_url(). (9acf088)

Provisioning

• Updated security2 scheme to fix the incorrect AES-GCM IV usage (f884315)

Bluetooth Low Energy (BLE)

• Fixed crash in BLE HID host example during logging (3146964)

Bluetooth Low Energy Controller

• Added config to enable/disable BLE channel assessment and ping procedure on ESP32. (fe24a1c)
• Fixed the issue where disconnection events were not reported as a slave on ESP32. (8deb26b)
• Fixed BLE assert in lld_evt.c at line 2353 on ESP32. (fe24a1c)
• Fixed interrupt watchdog timeout when shutting down Bluetooth controller on ESP32. (fe24a1c)
• Enhanced Access Address validation in compatibility mode on ESP32. (8deb26b)
• Added parameter validation for Periodic Advertising Enable on ESP32-C3 and ESP32-S3. (4986601)
• Added a verification step for the Access Address within the CONNECT_IND PDU on ESP32-C3 and ESP32-S3. (9909d42)
• Supported resolving peer RPA to identity address when creating connection on ESP32-C3 and ESP32-S3. (4986601)
• Fixed peer address type error in HCI LE meta event on ESP32-C3 and ESP32-S3. (4986601)
• Resolved assertion failure “assert lld_scan.c 1728, param 00000000 00000000” on ESP32-C3 and ESP32-S3. (4986601)
• Fixed BLE assert rwble.c 505 param 00400010 on ESP32-C3 and ESP32-S3. (4986601)
• Fixed setting random address failed when extended advertising is enabled on ESP32-C3 and ESP32-S3. (4986601)
• Fixed that the resolvable private address does not change when light sleep is enabled on ESP32C3 and ESP32S3 (9909d42)
• Fixed BLE assert ke_mem.c 267 on ESP32-C3 and ESP32-S3 (9909d42)
• Fixed BLE 5.0 duplicate scan issue for chained packets on ESP32-C3 and ESP32-S3. (9909d42)
• Updated the BLE rom.ld file for ESP32-C2 v1.0, v1.1, v1.2 and v2.0. (192874f)
• Fixed scan duplicate filter failure issue when receiving ADV_DIRECT_IND for ESP32-C2. (b05de81)
• Fixed an issue where the ESP32-C2 failed to establish a connection when using a resolvable private address. (192874f)
• Fixed an occasional ACL disconnect issue with long running time on ESP32-C2. (ceffa4f)
• Fixed an occasional ACL packet loss issue when Central frequently sends data on ESP32-C2. (ceffa4f)
• Fixed an occasional WDT issue with long running time on ESP32-C2. (ceffa4f)
• Added channel assessment function on ESP32-H2 and ESP32-C6. (93651dd)
• Added continuous connection function when instant pass issue triggers on ESP32-H2 and ESP32-C6. (93651dd)
• Supported for putting BLE code into flash on ESP32-C6 and ESP32-H2. (192874f)
• Fixed an occasional assertion issue when MSYS memory cannot be obtained on ESP32-C6 and ESP32-H2. (192874f)
• Fixed an issue where the default TX power of connection is incorrect after setting the scan TX power on ESP32-C6 and ESP32-H2. (192874f)
• Fixed an issue where the ESP32-C6 and ESP32-H2 failed to establish a connection when using a resolvable private address. (192874f)
• Fixed an occasional ACL disconnection issue under multiple connections on ESP32-C6 and ESP32-H2. (192874f)
• Provided DTM configuration command in HCI example for ESP32-C2, ESP32-C6, and ESP32H2. (f4138ad)
• Reduced controller bin size for ESP32-C3 and ESP32-S3 (5cbd2a3)
• Added definitions for bluetooth hci vendor commands and events (daf8117)

ESP Bluedroid Host

• Added BLE Get Started examples for Bluedroid. (05fa0e7)
• Added config for saving BLE bonding keys to NVS flash. (ae31b78)
• Supported change HID task size by Kconfig in HID example(#15320). (b9ebf6c)
• Optimized the references to BLE GATT related APIs. (aa87a69)
• Fixed the issue where the BLE channel selection algorithm event was not reported. (faca49d)
• Fixed event reporting upon completion of preferred connection parameter settings. (faca49d)

ESP NimBLE Host

• Added support for Multiple Variable Length Notifications. (0880fc0)
• Added support for Multiple EATT bearers. (0880fc0)
• Added support for LE GATT Security Level Characteristic (0880fc0)
• Added support for PAwR feature (0880fc0)
• Added support for ATT over Enhanced L2CAP Credit Based Flow Control Mode. (0880fc0)
• Added support for AD Types Advertising Interval - Long, LE Supported Features, and Encrypted Advertising Data (0880fc0)
• Added a menuconfig option to enable L2CAP Enhanced COC (0880fc0)
• Added a host configuration option to enable/disable SC Only mode (0880fc0)
• Added fixes for CVE-2024-(47248/47249/47250/51569) vulnerabilities for nimble (ad9e0d5)
• Added a change to assign correct peer OTA address type (ad9e0d5)
• Added a function for printing HCI error definition (ad9e0d5)
• Added a check for invalid offset (ad9e0d5)
• Added menuconfig option to enable SC only mode. (0880fc0)
• Fixed an issue by clearing the IRK from the controller when clearing keys from NVS during signed write operation (0880fc0)
• Handled an issue by preventing the disconnect event from being sent if the connect event was not sent (ae5cf32)
• Added an offset in GATT server long read context (f30ee2a)
• Restarted advertising / sync when periodic sync fails due to 0x3E (15da152)
• Enhanced error handling by adding to print core error definitions (18ba5dd)
• Fixed NVS corruption due to BLE_ENV_ADV_DATA flag (9555aa0)
• Resolved a compilation issue observed when WARN_WRITE_STRINGS is set . [ PR: espressif/esp-nimble#84 ] (49262fd)
• Updated README.md by removing unclear line (#15284) (86a8f69)
• Handled nested locks when BT_NIMBLE_DEBUG enabled (#15014, #15294, #15202) (f9f71f0)
• Fixed compilation warnings in nimble examples. [ Closes #15157 ] (2ebbfef)
• Ensured proper cleanup of local and peer security records during unpairing (c6637ae)
• Additional PAwR changes support for ESP IP (c6637ae)
• Reset global variables during link disconnection (c6637ae)
• Implemented HCI Read Remote Version Information command. (c6637ae)
• Corrected method of storing csfc to nvs (92fab01)
• Changed instances of ESP_LOG prints with ESP_LOGI during memory allocation failure (ad9e0d5)
• Fixed compilation issue for combination of Ext Adv and Reattempt connection flag. (ad9e0d5)
• Fixed compilation issues when BLE_MAX_STORE_BOND is set to 0. [ #14712 ] (ad9e0d5)
• Fixed memory leak issue in BluFi Example (ad9e0d5)
• Corrected link_estab event handling parameters (ad9e0d5)
• Fixed coverity reported issues. (ad9e0d5)
• Addressed a compilation failure issue in esp_hid_host application example (ad9e0d5)
• Updated the error print function to include HCI opcode information (ad9e0d5)
• Save the GATT context in case of preemption (ad9e0d5)
• Fixed a memory leak by clearing ATT TX queue during link disconnection (ad9e0d5)
• Fixed issues with Device Information, Battery Level service and Scan Parameters (0880fc0)
• Fixed issue in L2CAP regarding incorrect comparison between SDU length and MTU/MPS (0880fc0)
• Fixed memory issue in multiple L2CAP COC connections. (0880fc0)
• Fixed issues in connection subrating request. (0880fc0)
• Fixed crash issue in read multiple variable length callback (0880fc0)

BluFi

• Enhance security in BLUFI example. (f8c10a5)
• Fixed crash issue during memcpy in example. (794d8bd)
• Fixed potential out-of-bounds memory access issue in Blufi example. (5747e16)
• Fixed crash issue in Blufi example during prepare write operation. (1937a28)
• Fixed Blufi initialization failure after deinitialization on ESP32(#14898). (3146964)

Bluetooth Common

• Add support for converting BT HCI logs to btsnoop format. (3146964)

Bluedroid

• Set default value of BT_BLUEDROID_ESP_COEX_VSC to n if software coexistence is not required, (b26d933)

Controller

• Added API to get/set low power clock source on ESP32 (cb19765)
• Disable debug vendor HCI command on ESP32. (061ba0c)

Classic Bluetooth

Classic Bluetooth Bluedroid Host

• Fixed incorrect record found when SDP searches using uuid16 (ab0e43d)
• Fixed error type returned when searching for service records of SIM Access Profile(SAP) in SDP (ab0e43d)
• Fixed memory leak issue in esp_avrc_ct_cover_art_get_image API (84053a4)
• Fixed the incorrect service UUID in the callback parameter of ESP_SDP_SEARCH_COMP_EVT due to byte alignment issues (a1c8f06)

Classic Bluetooth Controller

• Fixed missing critical protections on linked-list structure of (e)SCO buffers on ESP32 (054a0be)
• Fixed the issue that the create_conn_cancel_cmd was rejected to cancel connection creation process and returned inappropriate error code in some states on ESP32 (b8044d0)
• Fixed the issue where the pause and resume encryption requests were not initiated after the link key upgrade completion on ESP32 (b8044d0)
• Fixed assessing NULL pointer in case of handling earlier message when Bluetooth Classic connection gets disconnected (061ba0c)
• Avoid accessing released ACL resources in SCO logic on ESP32 (061ba0c)

PHY

• Optimization of RX calibration for Wi-Fi in high-interference environments (6d455fe)
• Supported PHY changes for ESP32-H2 ECO5 (9309dc5)

Coexistence

• Added coexistence scheme for BT Inquiry/Page coexist with WIFI (e347bdd)
• Updated coexistence power management period when Wi-Fi ps type being changed (fbd9751)
• Fixed disable external coexist fail issue. (0ba139c)

Wi-Fi

• Added the missing brackets for the C++ guards for a few header files. (#14991) (30307f6)
• Added support for the ESP32-C5 BETA5 (e347bdd)
• Added support for the ESP32-C61 revision v0.2. (e347bdd)
• Removed support for the ESP32-C61 revision v0.1. (e347bdd)
• Added new event 'WIFI_EVENT_AP_WRONG_PASSWORD' in softAP to indicate stations trying to connect with wrong password. Applicable for authentication modes WPA-PSK, WPA2-PSK and WPA3-PSK(SAE). (fbd9751)
• Added GPIO output set command for cert test. (0ba139c)
• Enabled WiFi Aware (NAN) on ESP32-C5 & ESP32-C61 (69bd12d)
• Fixed the issue of inaccurate calibration warning information.(#14963) (805b4d3)
• Fixed the issue of Blufi connecting to WPA or WEP routers failing. (805b4d3)

Wi-Fi MAC

• Added support for 2040 coexist for SoftAP (fbd9751)
• Added support for transition disable for SoftAP (fbd9751)
• Fixed issue that esp_wifi_set_tx_done_cb() should not process frames sent using esp_now_send(). (2fe702e)
• Modified authmode to negotiated result in `wifi_event_sta_connected_t`(2fe702e)
• Fixed the issue of failing to connect to a shared WEP AP. (69bd12d)
• Fixed issue of increased stack usage when failure_retry_cnt is set in station configuration and Wi-Fi driver internally re-tries connection attempts (69bd12d)
• Fixed ESP32-C6 max_idle period is 1 cause watchdog issue (69bd12d)
• Fixed incorrect ESP_WIFI_SLP_DEFAULT_MIN_ACTIVE_TIME (fbd9751)
• Extended bit width of channel in esp_wifi_rxctrl_t for ESP32-C5/ESP32-C61 (fbd9751)
• Fixed channel in esp_wifi_rxctrl_t is zero when using sniffer (7c0e10b)

Wi-Fi Supplicant

• Added some implementation changes in roaming. (e347bdd)
• Enabled EAP workarounds by default (6345fd7)
• Fixed memory leak occurring in SAE PK connection. (7277071)
• Fixed memory corruption in Wi-Fi enterprise, fixed #15370 (266f7e8)
• Fixed issues reported by the static analyzer on GitHub (#15097, #15098, #15099). (f8ed34f)
• Reduced WPS scan frequency to make it easier for users to enter the PIN on the AP. (c7a66c0)
• Resolved WPS connectivity issue that caused failures when the station was already connected (4f39b24)

ESP-WIFI-MESH

• Fixed the mesh connection failure in WPA3 mode after erasing flash (#14095) (e347bdd)

ESP Vendor Feature

• Fixed the delete queue error in ESP-NOW example (#15383) (c3044ca)
• Supported esp_wifi_80211_tx using 11ax or 11ac rate to send (fbd9751)

Ethernet

• Fixed second Ethernet device not getting IP address in Ethernet basic example (462ed83)

Security

• Fixed Memory protection interrupt check for ESP32-S2 (PERI1 bus) (8a44211)

Flash Encryption

• Support XTS-AES pseudo round function on ESP32-H2 chip version v1.2 (649f9a7)

MbedTLS

• Support AES pseudo round function on ESP32-H2 chip version v1.2 (649f9a7)

ESP Cert Bundle

• Added entry for "Sectigo - Comodo AAA Services root" in the common CA cert authority list. This fixes problem with server verification with GitHub endpoint. Regression introduced in e174fc9. (74eadef)

Peripheral Drivers

• Supported to skip legacy driver conflict check (#13938) (edb344b)

ADC

• Fixed ADC function register not reset issue on ESP32H2/C6 (15e75f2)
• Fixed adc_cali_check_scheme return wrong supported scheme issue on ESP32-C2/H2/C6 (8da1069)

Camera

• Added camera/dvp_isp_dsi example that uses a camera sensor with ISP_DVP interface (8379cd7)

DMA

• External memory encryption should not affect internal memory alignment (#15228) (85a53f9)
• The asynchronous memory copy driver now supports destination addresses that are not aligned to the cache line size. (7d07fe5)
• Improved the CP-DMA performance from 480MB/s to 520MB/s on ESP32-S2. (f708e43)

GPIO

• Fixed the issue that configuring RTCIO as GPIO causes other initialized RTCIO to function abnormally on ESP32-S2/S3. (#10404) (#12681) (0ba5356)
• Fixed wrong register write when calling esp_rom_gpio_connect_out_signal for IO number over 31 on ESP32/ESP32-S2 (#15209) (3ecfa81)
• Fixed gpio_dump_io_configuration API name typo in programming guide (#15031) (098ecb1)

I2C

• Added api for customize I2C transaction interface for nonstandard I2C device (5054e0c)
• Added 10bit address support on ESP32 (fd31502)
• Fixed clock speed is wrong on ESP32-S2 with legacy I2C driver (#15301) (5054e0c)

I2S

• Refactored I2S example common dependencies, make them an example common component (#14751) (e293123)
• Supported to choose PA_CTRL gpio for i2s_es8311 example. (e293123)
• Fixed i2s_std initializer order for cpp compiler and guarantee all initializers cpp compatible (#15405) (aa97a0f)
• Fixed uninitialize warning for the default macros (#15271) (737cce3)
• Fixed clock not update issue when re-configure the slot (#15256) (737cce3)
• Fixed incorrect DMA buf size calculation for 8-bit & 24-bit data width. (e293123)
• Report error when the division from clock source to MCLK is less than 2 (because mclk_div at least to be 2 in hardware). (e293123)
• Removed the least 2 slots limitation for the PCM short format in TDM mode (#14879) (e293123)
• The max TDM frame bits have limitation on the chips ESP32-C3/S3/C6, add check for the TDM frame bits number to make sure it is valid. (e293123)

ISP

• Fixed the issue that calling esp_isp_demosaic_disable for non-RAW output format would cause data incorrectness (8379cd7)

LCD

• Increased the upper limit of PCLK frequency for RGB LCD (0646301)
• Fixed the issue that when Flash encryption is enabled, PSRAM buffer fail to mount to the DMA (#15228) (7d07fe5)
• Fixed the drift issue caused by restart of the LCD screen (#15013) (5aee72a)
• Fixed the issue that RGB_LCD stops working occasionally after software restart (cf1692c)
• Fixed wrong calculation for the pixel clock in the ESP32-P4 LCD_CAM (0646301)
• Fine tune MIPI DPHY PLL setting to generate the closest frequency (cd1ce61)
• Speed up the DC signal toggling in the SPI LCD IO driver (#15160) (d79e743)

LDO

• LDO can output the voltage reached to power rail 3.3V (a45778a)

LEDC

• Fixed ledc_get_freq returned frequency error due to calculation overflow (#14882) (2ad251b)

Modbus

• Minor fix in the modbus slave setup mode (#14878) (f04f21b)

PARL_IO

• Fixed line address error in simple rgb matrix example. (6011f69)

PCNT

• Supported step notify on ESP32-H2 chip version v1.2 (92208b3)

RMT

• Added a function to return the real clock resolution of a channel (#15074) (c4b2f65)
• Fixed the channel resolution divider rounding issue (#15092) (db6e451)

SD_HOST

SDMMC

• Fixed SDMMC peripheral deinitializating GPIO pins which were defined but not used due to slot width (#15328 #15330) (bcb3c32)

SPI

• Supported master sample point adjust using spi_device_interface_config_t::sample_point on ESP32-H2 v1.2 and later. (206b3a2)
• Fixed slave_hd example and driver error with addr&len not align to 64 on ESP32-P4 (473771b)

SPI Flash

• Added a configuration to enable auto suspend status check to improve performance. (cf39293)
• New feature for software resume when auto-suspend enabled, improve performance (cf39293)
• Fixed build fail when rom_patch config disabled (#15229) (96c3f6c)
• Fixed double exception after Flash no-OS API caused by branch predictor on ESP32-P4 (ac6e134)
• Fixed Cache states not recorded issue when using Flash no-OS APIs on ESP32-H2/P4/C6 (ac6e134)

TWAI

• Fixed C++ warning of macro TWAI_GENERAL_CONFIG_DEFAULT (#15144) (bd5c6b0)

Temperature Sensor

• Fixed the temperature sensor return wrong values ​​when ESP_WIFI_ENHANCED_LIGHT_SLEEP is enabled on ESP32-C6. (e7e3d59)

UART

• Changed UART VFS read() function to directly return with the bytes available, instead of waiting for more bytes to reach the requested size (51bae98)
• Changed UART VFS read() to treat end-of-line characters as regular bytes, with no early return (#14155) (51bae98)
• Fixed the issue of UART wake-up failure caused by an incorrect UART wake-up threshold on the ESP32-C61 (1aab4bf)
• Allowed TX and RX configure to the same pin in uart_set_pin (#14787) (098ecb1)
• Fixed potential UART_SELECT_READ_NOTIF race condition (098ecb1)

USB

• Added support for OTG1.1 PHY on ESP32-P4 (d512a29)
• Changed USB CDC VFS read() function to directly return with the bytes available, instead of waiting for more bytes to reach the requested size when in non blocking mode (36ae237)

USB Host

• Fixed panic on Full Speed periodic endpoints on ESP32-P4 (724f762)
• Fixed reaction on High-Speed NYET packet (cfc878a)

System Hardware

• Supported ESP32-H2 revision v1.2 (57d976b)
• Fixed ESP32-S3 possible cache_error triggered by another core accessing flash in esp_restart ( 8e031cf)

MMU

• Supported find physical address region caps by any physical address offsets (#14988) (d65c108)
• Fixed esp_mmu_vaddr_to_paddr cannot figure out virtual addresses from PSRAM issue on ESP32-P4 (c7e8b68)

PSRAM

• Fixed bad timing when reading mode registers on Octal and Hex PSRAMs (cab5334)

MSPI

• Fixed CPU and MSPI frequency mismatch issue leading to watchdog reset during sleep flow on ESP32-P4 (e1b32b4)

Core System

ESP Event

• Fixed event profiling not logging execution time and invocation number (#15041) (5c75a99)

Heap

• Added MALLOC_CAP_SIMD flag to allocate memory that is suitable for SIMD instructions (952f1aa)
• Fixed wrong memory returned when allocating in RTC memory with MALLOC_CAP_EXEC capability (see #14835) (dd00aa1)

Interrupts

• Fixed a bug in the interrupt allocator that resulted in the level of shared interrupt being overwritten with the last level given. (c277ec9)
• Fixed wrongly reserved interrupt for WiFi on ESP32-H2 (4defdd9)

Watchdogs

• Fixed an issue on ESP32-P4 causing unexpected WDT resets and preventing halting after a panic when CONFIG_ESP_SYSTEM_PANIC_PRINT_HALT set (dc23968)

Debugging

• Moved gdbinit files generation to CMake configuration stage (5bb41c4)
• Added "--gdb-commands"/"-x"/"-ex" options for "idf.py <gdb|gdbgui|gdbtui>" to pass custom options to GDB (5bb41c4)

Core Dump

• Fixed potential checksum errors by using a buffer to write to flash. (f335a2d)

FreeRTOS

IDF Additions

• Fixed a bug in prvTaskDeleteWithCaps that resulted in a crash if the task used a coprocessor. (315f0fc)
• Fixed a bug wherein a no-split ring buffer does not receive any item if space on the buffer is acquired until the buffer is full and the acquire pointer wraps around (#14948) (8612033)

Low Power Features

Power Management

• Fixed the issue that ESP32-C2 may fail to wake up after entering deepsleep with external 32 kHz oscillator. (2ed77df)
• Added sleep duration validity check in esp_sleep_enable_timer_wakeup. (#15255) (da3f2ea)
• Fixed the issue of MMU table content loss due to default PD signal for ESP32-C61 (c93d7d0)
• Fixed wifi power save beacon timeout issue and optimize PHY sleep for ESP32-C5 eco1 and beta5. (5436955)
• Fixed the issue of abnormal leakage current caused by floating and isolation of the Flash or PSRAM CS pin during sleep (1aab4bf)
• Fixed the issue of cpu execution exception caused by floating and isolation of the Flash and PSRAM CS pin during sleep (1aab4bf)
• Fixed ESP32-P4 USB OTG PHY suspend failure causing high power consumption in light sleep. (52807c1)
• Fixed the JTAG IO current leakage issue when ESP32-P4 turns off RTC_PERIPH power domain in deepsleep (7cd2a14)
• Fixed the crash of esp_pm auto-lightsleep when PM_TRACE is enabled. (0cdeed5)
• Fixed the issue that accessing external storage (Flash/PSRAM) after waking up from light sleep may get wrong data when ESP_SLEEP_KEEP_DCDC_ALWAYS_ON is not enabled on ESP32-P4. (f9ae8df)
• Fixed the issue of WiFi BB FSM hang caused by modem system clock synchronization on ESP32-C5 (9fcb33d)

LWIP

• Fixed compilation issue with CONFIG_LWIP_DHCP_RESTORE_LAST_IP(#14582). (836b594)
• Fixed ping component to retrieve network interface name in a TCP/IP thread safe manner (#14982) (26fd34b)
• Fixed a bug in Auto IP causing retries with the same address after rate limiting (19dcf3c)

ESP Netif

• Fixed esp_netif bridge glue layer for targets with no WiFi support (4338179)

TCP Transport

• Fixed API to correctly handle error conditions when the server sends data and an error simultaneously. (#14673) (e348fdd)

Storage

NVS

• Fix NVS partition being incorrectly marked as encrypted by the build system (99601e8)

VFS

• Fixed incorrect level of log messages (#14327) (87d39ac)

Tools

• Added DFU support for ESP32-P4 (bbdc6cf)
• Fixed IDF_PATH_OLD not found in PowerShell within export.ps1 (#15396) (e9285cc)
• Avoid generating intermediate placements without sections in ldgen (dd315eb)
• Enforced UTF-8 encoding with Python open() function. (72112c3)
• Fixed a bug so creating a project or a component with idf.py preserves the file mode of ESP-IDF files (a85d7cb)
• Added detected ESP_PYTHON to execute activate.py in export.fish (#15058) (aac6f2c)
• Improved suggestion for fixing missing header file (ed9f282)
• Respect the IDF_PYTHON_ENV_PATH value in the export scripts (#15006) (1e78883)
• Added an message to install/export scripts about the current IDF_PATH being used or set (6030cf5)
• Enabled enforcement of the IDF_PATH environment variable for path detection in the export.sh script by setting IDF_PATH_FORCE=1 (6030cf5)
• idf_tools.py: pip and setuptools are upgraded separately so the setuptools version dependency would be handled by the upgraded pip (25a6b4f)

Build & Config

• Fixed ESP32-P4 linker script that was missing the arrays attribute for external RAM section. (b808062)

Documentation

• Added Bluetooth SIG Qualification information to API Guides. (5bac8a9)
• Corrected LP Core documentation about esp_idf_monitor usage (5fdc217)