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Bluetooth: hci_sync: fix stack buffer overflow in hci_le_big_create_sync

cve-program · CVE-2026-31772

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": "91d19383b7ed035e22165ae5c836e50bb9f95fbe",
                            "lessThan": "f5d446624345d309e7a4a1b27ea9f028d6a8c5d9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "42ecf1947135110ea08abeaca39741636f9a2285",
                            "lessThan": "aba0aea354015794e8312dd7efe726967e58aefe",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "42ecf1947135110ea08abeaca39741636f9a2285",
                            "lessThan": "eaf32002ca7b1ba51c9f140991fd9febe6de79f0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "42ecf1947135110ea08abeaca39741636f9a2285",
                            "lessThan": "bc39a094730ce062fa034a529c93147c096cb488",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8958e1cee4e2eac1a5b825caa4dd96ce9ed975dd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.12.2",
                            "lessThan": "6.12.81",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.11.11",
                            "lessThan": "6.12",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

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": "6.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.13",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.81",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.22",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.12",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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

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Sources read 8 Nov 21:05 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current