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Race condition on shared HCI TX descriptor in the Infineon PSOC 6 BLESS Bluetooth driver can leak adjacent memory over the air

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2026-78117

Published

zephyr

https://github.com/zephyrproject-rtos/zephyr

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "zephyrproject",
                    "product": "zephyr",
                    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
                    "packageName": "zephyr",
                    "defaultStatus": "unaffected",
                    "programFiles": [
                        "drivers/bluetooth/hci/hci_ifx_psoc6_bless.c",
                        "drivers/bluetooth/hci/hci_infineon_psoc6_bless.c",
                        "drivers/bluetooth/hci/hci_psoc6_bless.c"
                    ],
                    "programRoutines": [
                        {
                            "name": "psoc6_bless_send"
                        }
                    ],
                    "versions": [
                        {
                            "version": "3.4.0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "4.4.2"
                        }
                    ]
                }
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Sources read 26 Oct 15:44 UTC · 272 of 272 readable · 270 fully read · documentation 469/469 current