{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-54118",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-24T13:02:52.520Z",
        "datePublished": "2025-12-24T13:06:38.998Z",
        "dateUpdated": "2026-05-11T19:55:49.586Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:55:49.586Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nserial: sc16is7xx: setup GPIO controller later in probe\n\nThe GPIO controller component of the sc16is7xx driver is setup too\nearly, which can result in a race condition where another device tries\nto utilise the GPIO lines before the sc16is7xx device has finished\ninitialising.\n\nThis issue manifests itself as an Oops when the GPIO lines are configured:\n\n    Unable to handle kernel read from unreadable memory at virtual address\n    ...\n    pc : sc16is7xx_gpio_direction_output+0x68/0x108 [sc16is7xx]\n    lr : sc16is7xx_gpio_direction_output+0x4c/0x108 [sc16is7xx]\n    ...\n    Call trace:\n    sc16is7xx_gpio_direction_output+0x68/0x108 [sc16is7xx]\n    gpiod_direction_output_raw_commit+0x64/0x318\n    gpiod_direction_output+0xb0/0x170\n    create_gpio_led+0xec/0x198\n    gpio_led_probe+0x16c/0x4f0\n    platform_drv_probe+0x5c/0xb0\n    really_probe+0xe8/0x448\n    driver_probe_device+0xe8/0x138\n    __device_attach_driver+0x94/0x118\n    bus_for_each_drv+0x8c/0xe0\n    __device_attach+0x100/0x1b8\n    device_initial_probe+0x28/0x38\n    bus_probe_device+0xa4/0xb0\n    deferred_probe_work_func+0x90/0xe0\n    process_one_work+0x1c4/0x480\n    worker_thread+0x54/0x430\n    kthread+0x138/0x150\n    ret_from_fork+0x10/0x1c\n\nThis patch moves the setup of the GPIO controller functions to later in the\nprobe function, ensuring the sc16is7xx device has already finished\ninitialising by the time other devices try to make use of the GPIO lines.\nThe error handling has also been reordered to reflect the new\ninitialisation order."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/tty/serial/sc16is7xx.c"
                    ],
                    "versions": [
                        {
                            "version": "dfeae619d781dee61666d5551b93ba3be755a86b",
                            "lessThan": "17b96b5c19bec791b433890549e44ca523dc82aa",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dfeae619d781dee61666d5551b93ba3be755a86b",
                            "lessThan": "49b326ce8a686428d8cbb82ed74fc88ed3f95a51",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dfeae619d781dee61666d5551b93ba3be755a86b",
                            "lessThan": "f57c2164d082a36d177ab7fbf54c18970df89c22",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dfeae619d781dee61666d5551b93ba3be755a86b",
                            "lessThan": "b71ff206707855ce73c04794c76f7b678b2d4f72",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dfeae619d781dee61666d5551b93ba3be755a86b",
                            "lessThan": "c8f71b49ee4d28930c4a6798d1969fa91dc4ef3e",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/tty/serial/sc16is7xx.c"
                    ],
                    "versions": [
                        {
                            "version": "3.16",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.16",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.173",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.100",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.18",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.5",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.16",
                                    "versionEndExcluding": "5.10.173"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.16",
                                    "versionEndExcluding": "5.15.100"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.16",
                                    "versionEndExcluding": "6.1.18"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.16",
                                    "versionEndExcluding": "6.2.5"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.16",
                                    "versionEndExcluding": "6.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/17b96b5c19bec791b433890549e44ca523dc82aa"
                },
                {
                    "url": "https://git.kernel.org/stable/c/49b326ce8a686428d8cbb82ed74fc88ed3f95a51"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f57c2164d082a36d177ab7fbf54c18970df89c22"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b71ff206707855ce73c04794c76f7b678b2d4f72"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c8f71b49ee4d28930c4a6798d1969fa91dc4ef3e"
                }
            ],
            "title": "serial: sc16is7xx: setup GPIO controller later in probe",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}