CVE-2026-63944Published

Bluetooth: hci_sync: fix UAF in hci_le_create_cis_sync

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

Recorded JSON

cve-program · CVE-2026-63944

Published

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/bluetooth/hci_sync.c"
                    ],
                    "versions": [
                        {
                            "version": "c09b80be6ffc338634b2f5f8cfa12b6843410834",
                            "lessThan": "a55618c0f4cead9e59c63f5ee030d393fd70d861",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c09b80be6ffc338634b2f5f8cfa12b6843410834",
                            "lessThan": "a921957d39290143629eb38c4f74b9bef8035d0a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c09b80be6ffc338634b2f5f8cfa12b6843410834",
                            "lessThan": "d9019210c8c30d40eb20094274cc647e352f48f7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c09b80be6ffc338634b2f5f8cfa12b6843410834",
                            "lessThan": "380e67b1794a9a281a0cb592b4e62077fbd0c8ca",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c09b80be6ffc338634b2f5f8cfa12b6843410834",
                            "lessThan": "bfea6091e0fffb270c20e74384b660910277eb6c",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/bluetooth/hci_sync.c"
                    ],
                    "versions": [
                        {
                            "version": "6.4",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.4",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.143",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.93",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.35",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.12",
                            "lessThanOrEqual": "7.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON