CVE-2026-64557Published

Bluetooth: L2CAP: Fix use-after-free in l2cap_sock_new_connection_cb()

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-2026-64557

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": [
                        "include/net/bluetooth/l2cap.h",
                        "net/bluetooth/6lowpan.c",
                        "net/bluetooth/l2cap_core.c",
                        "net/bluetooth/l2cap_sock.c",
                        "net/bluetooth/smp.c"
                    ],
                    "versions": [
                        {
                            "version": "8ffb929098a56939ac71509302eeab5b207bf262",
                            "lessThan": "b39298044e5534612511a2ff5de03ba5f6e7a820",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8ffb929098a56939ac71509302eeab5b207bf262",
                            "lessThan": "8c37e4338c801ebb8cee52436c01c41e009f6e87",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8ffb929098a56939ac71509302eeab5b207bf262",
                            "lessThan": "84e718b6a814edc84159361f9f454a4e92ae91ae",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8ffb929098a56939ac71509302eeab5b207bf262",
                            "lessThan": "36da806f7fbaee56ad9e81859deec203f9728700",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8ffb929098a56939ac71509302eeab5b207bf262",
                            "lessThan": "733e76e74e406c1d1ddc7369420dd8a47f48bb8a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8ffb929098a56939ac71509302eeab5b207bf262",
                            "lessThan": "6fef032af0092ed5ccb767239a9ac1bc38c08a40",
                            "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": [
                        "include/net/bluetooth/l2cap.h",
                        "net/bluetooth/6lowpan.c",
                        "net/bluetooth/l2cap_core.c",
                        "net/bluetooth/l2cap_sock.c",
                        "net/bluetooth/smp.c"
                    ],
                    "versions": [
                        {
                            "version": "3.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.13",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.178",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.145",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.97",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.40",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.5",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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