{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2021-32810",
        "STATE": "PUBLIC",
        "TITLE": "Data race in crossbeam-deque"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "crossbeam",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "< 0.7.4"
                                        },
                                        {
                                            "version_value": ">= 0.8.0, < 0.8.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "crossbeam-rs"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "crossbeam-deque is a package of work-stealing deques for building task schedulers when programming in Rust. In versions prior to 0.7.4 and 0.8.0, the result of the race condition is that one or more tasks in the worker queue can be popped twice instead of other tasks that are forgotten and never popped. If tasks are allocated on the heap, this can cause double free and a memory leak. If not, this still can cause a logical bug. Crates using `Stealer::steal`, `Stealer::steal_batch`, or `Stealer::steal_batch_and_pop` are affected by this issue. This has been fixed in crossbeam-deque 0.8.1 and 0.7.4."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/crossbeam-rs/crossbeam/security/advisories/GHSA-pqqp-xmhj-wgcw",
                "refsource": "CONFIRM",
                "url": "https://github.com/crossbeam-rs/crossbeam/security/advisories/GHSA-pqqp-xmhj-wgcw"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-a5161737c3",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EW5B2VTDVMJ6B3DA4VLMAMW2GGDCE2BK/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-537541ceae",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LCIBFGBSL3JSVJQTNEDEIMZGZF23N2KE/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-5e99655cca",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VQZIEJQBV3S72BHD5GKJQF3NVYNRV5CF/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-2db6c84087",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RRPKBRXCRNGNMVFQPFD4LM3QKPEMBQQR/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-60f0e1bb35",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7EZILHZDRGDPOBQ4KTW3E5PPMKLHGH5N/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-3cf88e44b4",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XFBZWCLG7AGLJO4A7K5IMJVPLSWZ5TJP/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-67d6c34e5b",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WGB2H35CTZDHOV3VLC5BM6VFGURLLVRP/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-32c9adf002",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CY5T3FCE4MUYSPKEWICLVJBBODGJ6SZE/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-e37a366b00",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AWHNNBJCU4EHA2X5ZAMJMGLDUYS5FEPP/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-af2eb94426",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U3LSN3B43TJSFIOB3QLPBI3RCHRU5BLO/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-9dc0bd0072",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZQDIBB7VR3ER52FMSMNJPAWNDO5SITCE/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-0f82e9d6d5",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OCLMH7B7B2MF55ET4NQNPH7JWISFX4RT/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-e5ec6d55bf",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AYBSLIYFANZLCYWOGTIYZUM26TJRH7WU/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-79ce3cb64a",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TFUBWBYCPSSXTJGEAQ67CJUNQJBOCM26/"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-pqqp-xmhj-wgcw",
        "discovery": "UNKNOWN"
    }
}