CVE-2026-17054 Out-of-bounds read and permanent loss of Wi-Fi reception in the ESP-hosted SPI driver's frame reassembly

The Espressif ESP-hosted Wi-Fi driver drivers/wifi/esphosted/ parses frames received over SPI from the ESP co-processor in esphostedeventtask. For control frames it took the 16-bit TLV field datalength straight off the wire and passed it to pbistreamfrombufferframe.datavalue, frame.datalength...

CVE-2026-17054 Out-of-bounds read and permanent loss of Wi-Fi reception in the ESP-hosted SPI driver's frame reassembly

The Espressif ESP-hosted Wi-Fi driver drivers/wifi/esphosted/ parses frames received over SPI from the ESP co-processor in esphostedeventtask. For control frames it took the 16-bit TLV field datalength straight off the wire and passed it to pbistreamfrombufferframe.datavalue, frame.datalength...

CVE-2026-17054: Out-of-bounds Read

The Espressif ESP-hosted Wi-Fi driver drivers/wifi/esphosted/ parses frames received over SPI from the ESP co-processor in esphostedeventtask. For control frames it took the 16-bit TLV field datalength straight off the wire and passed it to pbistreamfrombufferframe.datavalue, frame.datalength...

CVE-2025-27840-WIP

CVE-2025-27840-WIP Un trabajo en curso para CVE-2025-27840 Resumen de CVE-2025-27840 CVE-2025-27840 es una vulnerabilidad de severidad media CVSS 6.8 que afecta a los chips Bluetooth ESP32 de Espressif, integrados en más de mil millones de dispositivos IoT en todo el mundo. La falla implica 29...

gha-lab-16bfb18428

Arduino core für den ESP32, ESP32-S2, ESP32-S3, ESP32-C3, ESP32-C6 und ESP32-H2 Brauchen Sie Hilfe oder haben Sie eine Frage? Treten Sie dem Chat auf Gitter bei oder...

CVE-2026-51268

Rejected reason: DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none...

EUVD-2026-49863

schreibfaul1 ESP32-audioI2S 3.4.5 is vulnerable to Buffer Overflow. The Audio::openaispeech function in the Audio library manually constructs JSON request bodies and HTTP request headers by directly concatenating externally controllable input and instructions strings without effective length...

CVE-2026-51267

CVE-2026-51267 entry is rejected/not used; not a security issue.

CVE-2026-51254

DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none...

CVE-2026-55687

ESF-IDF is the Espressif Internet of Things IOT Development Framework. Versions 6.0.1, 5.5.4, 5.4.4, 5.3.5, and possibly prior contain an out-of-bounds write in jpegparsedqtmarker in components/espdriverjpeg/jpegparsemarker.c because the attacker-controlled DQT marker Tq nibble is used as an inde...

CVE-2026-55687

CVE-2026-55687 describes a stack-based out-of-bounds write in the Espressif ESF-IDF JPEG decoder marker parsing (jpeg_parse_dqt_marker). The attack uses the attacker-controlled DQT marker Tq nibble as an index into the qt_tbl array without validating it is within 0..3, enabling malformed JPEG inp...

CVE-2026-55687 ESF-IDF: Stack-Based Out-of-Bounds Write in JPEG Decoder DQT Marker Parsing

ESF-IDF is the Espressif Internet of Things IOT Development Framework. Versions 6.0.1, 5.5.4, 5.4.4, 5.3.5, and possibly prior contain an out-of-bounds write in jpegparsedqtmarker in components/espdriverjpeg/jpegparsemarker.c because the attacker-controlled DQT marker Tq nibble is used as an inde...

CVE-2026-55687 ESF-IDF: Stack-Based Out-of-Bounds Write in JPEG Decoder DQT Marker Parsing

ESF-IDF is the Espressif Internet of Things IOT Development Framework. Versions 6.0.1, 5.5.4, 5.4.4, 5.3.5, and possibly prior contain an out-of-bounds write in jpegparsedqtmarker in components/espdriverjpeg/jpegparsemarker.c because the attacker-controlled DQT marker Tq nibble is used as an inde...

EUVD-2026-42939

ESF-IDF is the Espressif Internet of Things IOT Development Framework. Versions 6.0.1, 5.5.4, 5.4.4, 5.3.5, and possibly prior contain an out-of-bounds write in jpegparsedqtmarker in components/espdriverjpeg/jpegparsemarker.c because the attacker-controlled DQT marker Tq nibble is used as an inde...

CVE-2026-55687 ESF-IDF: Stack-Based Out-of-Bounds Write in JPEG Decoder DQT Marker Parsing

ESF-IDF is the Espressif Internet of Things IOT Development Framework. Versions 6.0.1, 5.5.4, 5.4.4, 5.3.5, and possibly prior contain an out-of-bounds write in jpegparsedqtmarker in components/espdriverjpeg/jpegparsemarker.c because the attacker-controlled DQT marker Tq nibble is used as an inde...

PT-2026-57221

ESF-IDF is the Espressif Internet of Things IOT Development Framework. Versions 6.0.1, 5.5.4, 5.4.4, 5.3.5, and possibly prior contain an out-of-bounds write in jpeg parse dqt marker in components/esp driver jpeg/jpeg parse marker.c because the attacker-controlled DQT marker Tq nibble is used as ...

CVE-2026-46532

ESF-IDF is the Espressif Internet of Things IOT Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.3, and 6.0, an out-of-bounds read exists in the BlueDroid AVRCP vendor-command parser avrcparsvendorcmd in components/bt/host/bluedroid/stack/avrc/avrcparstg.c. This issue has been patched ...

CVE-2026-45160

ESF-IDF is the Espressif Internet of Things IOT Development Framework. In versions 5.2.7, 5.3.5, 5.4.4, 5.5.4, and 6.0.1, an out-of-bounds read flaw exists in the DHCP server option parser parseoptions in components/lwip/apps/dhcpserver/dhcpserver.c shipped with ESP-IDF's lwIP component. The pars...

CVE-2026-45541

ESF-IDF is the Espressif Internet of Things IOT Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.4, and 6.0, a NULL-pointer dereference exists in the WebSocket subprotocol-negotiation path of the esphttpserver component. While parsing the client-supplied Sec-WebSocket-Protocol request...

CVE-2026-45542

ESF-IDF is the Espressif Internet of Things IOT Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.4, and 6.0, a heap buffer overflow exists in the Security Scheme 2 SRP6a session-setup path of the protocomm component. The first-phase handler handlesessioncommand0 in...