{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2023-31084",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An issue was discovered in drivers/media/dvb-core/dvb_frontend.c in the Linux kernel 6.2. There is a blocking operation when a task is in !TASK_RUNNING. In dvb_frontend_get_event, wait_event_interruptible is called; the condition is dvb_frontend_test_event(fepriv,events). In dvb_frontend_test_event, down(&fepriv->sem) is called. However, wait_event_interruptible would put the process to sleep, and down(&fepriv->sem) may block the process."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://lore.kernel.org/all/CA+UBctCu7fXn4q41O_3=id1+OdyQ85tZY1x+TkT-6OVBL6KAUw@mail.gmail.com/",
                "refsource": "MISC",
                "name": "https://lore.kernel.org/all/CA+UBctCu7fXn4q41O_3=id1+OdyQ85tZY1x+TkT-6OVBL6KAUw@mail.gmail.com/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2023-75b22000cd",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AOATNX5UFL7V7W2QDIQKOHFFHYKWFP4W/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2023-4426b7005f",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6HIEOLEOURP4BJZMIL7UGGPYRRB44UDN/"
            },
            {
                "refsource": "DEBIAN",
                "name": "DSA-5448",
                "url": "https://www.debian.org/security/2023/dsa-5448"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20230727 [SECURITY] [DLA 3508-1] linux security update",
                "url": "https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html"
            },
            {
                "refsource": "DEBIAN",
                "name": "DSA-5480",
                "url": "https://www.debian.org/security/2023/dsa-5480"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20230929-0003/",
                "url": "https://security.netapp.com/advisory/ntap-20230929-0003/"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20231019 [SECURITY] [DLA 3623-1] linux-5.10 security update",
                "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"
            },
            {
                "refsource": "MISC",
                "name": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b8c75e4a1b325ea0a9433fa8834be97b5836b946",
                "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b8c75e4a1b325ea0a9433fa8834be97b5836b946"
            }
        ]
    }
}