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{"id": "GHSA-PPJ3-7JW3-8VC4", "vendorId": null, "type": "github", "bulletinFamily": "software", "title": "Data races in lock_api", "description": "An issue was discovered in the lock_api crate before 0.4.2 for Rust. A data race can occur because of MappedMutexGuard unsoundness.", "published": "2021-08-25T20:49:35", "modified": "2023-01-11T05:06:00", "cvss": {"score": 2.1, "vector": "AV:L/AC:L/Au:N/C:N/I:N/A:P"}, "cvss2": {"cvssV2": {"version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1}, "severity": "LOW", "exploitabilityScore": 3.9, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "cvss3": {"cvssV3": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM"}, "exploitabilityScore": 1.8, "impactScore": 3.6}, "href": "https://github.com/advisories/GHSA-ppj3-7jw3-8vc4", "reporter": "GitHub Advisory Database", "references": ["https://nvd.nist.gov/vuln/detail/CVE-2020-35910", "https://github.com/Amanieu/parking_lot/pull/262", "https://rustsec.org/advisories/RUSTSEC-2020-0070.html", "https://github.com/advisories/GHSA-ppj3-7jw3-8vc4"], "cvelist": ["CVE-2020-35910"], "immutableFields": [], "lastseen": "2023-01-11T05:06:42", "viewCount": 4, "enchantments": {"dependencies": {"references": [{"type": "cve", "idList": ["CVE-2020-35910"]}, {"type": "debiancve", "idList": ["DEBIANCVE:CVE-2020-35910"]}, {"type": "osv", "idList": ["OSV:GHSA-PPJ3-7JW3-8VC4", "OSV:RUSTSEC-2020-0070"]}, {"type": "rustsec", "idList": ["RUSTSEC-2020-0070"]}, {"type": "ubuntucve", "idList": ["UB:CVE-2020-35910"]}]}, "score": {"value": 3.5, "vector": "NONE"}, "backreferences": {"references": [{"type": "cve", "idList": ["CVE-2020-35910"]}, {"type": "debiancve", "idList": ["DEBIANCVE:CVE-2020-35910"]}, {"type": "kitploit", "idList": ["KITPLOIT:116690769744039319"]}, {"type": "rustsec", "idList": ["RUSTSEC-2020-0070"]}, {"type": "threatpost", "idList": ["THREATPOST:99DC4B497599503D640FDFD9A2DC5FA3"]}, {"type": "ubuntucve", "idList": ["UB:CVE-2020-35910"]}]}, "exploitation": null, "affected_software": {"major_version": [{"name": "lock_api", "version": 0}]}, "epss": [{"cve": "CVE-2020-35910", "epss": "0.000440000", "percentile": "0.102060000", "modified": "2023-03-20"}], "vulnersScore": 3.5}, "_state": {"dependencies": 1673413833, "score": 1673413787, "affected_software_major_version": 1673415265, "epss": 1679323282}, "_internal": {"score_hash": "60b2123c610926d6ef31a994b13f5cbb"}, "affectedSoftware": [{"version": "0.4.2", "operator": "lt", "ecosystem": "RUST", "name": "lock_api"}]}

{"debiancve": [{"lastseen": "2023-03-13T06:08:54", "description": "An issue was discovered in the lock_api crate before 0.4.2 for Rust. A data race can occur because of MappedMutexGuard unsoundness.", "cvss3": {"exploitabilityScore": 1.8, "cvssV3": {"baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "baseScore": 5.5, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2020-12-31T09:15:00", "type": "debiancve", "title": "CVE-2020-35910", "bulletinFamily": "info", "cvss2": {"severity": "LOW", "exploitabilityScore": 3.9, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "PARTIAL", "integrityImpact": "NONE", "baseScore": 2.1, "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0", "accessVector": "LOCAL", "authentication": "NONE"}, "impactScore": 2.9, "acInsufInfo": false, "obtainUserPrivilege": false}, "cvelist": ["CVE-2020-35910"], "modified": "2020-12-31T09:15:00", "id": "DEBIANCVE:CVE-2020-35910", "href": "https://security-tracker.debian.org/tracker/CVE-2020-35910", "cvss": {"score": 2.1, "vector": "AV:L/AC:L/Au:N/C:N/I:N/A:P"}}], "cve": [{"lastseen": "2023-02-09T15:21:43", "description": "An issue was discovered in the lock_api crate before 0.4.2 for Rust. A data race can occur because of MappedMutexGuard unsoundness.", "cvss3": {"exploitabilityScore": 1.8, "cvssV3": {"baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "baseScore": 5.5, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2020-12-31T09:15:00", "type": "cve", "title": "CVE-2020-35910", "cwe": ["NVD-CWE-noinfo"], "bulletinFamily": "NVD", "cvss2": {"severity": "LOW", "exploitabilityScore": 3.9, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "PARTIAL", "integrityImpact": "NONE", "baseScore": 2.1, "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0", "accessVector": "LOCAL", "authentication": "NONE"}, "impactScore": 2.9, "acInsufInfo": false, "obtainUserPrivilege": false}, "cvelist": ["CVE-2020-35910"], "modified": "2021-01-06T16:05:00", "cpe": [], "id": "CVE-2020-35910", "href": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-35910", "cvss": {"score": 2.1, "vector": "AV:L/AC:L/Au:N/C:N/I:N/A:P"}, "cpe23": []}], "ubuntucve": [{"lastseen": "2022-10-26T13:40:37", "description": "An issue was discovered in the lock_api crate before 0.4.2 for Rust. A data\nrace can occur because of MappedMutexGuard unsoundness.\n\n#### Bugs\n\n * <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=975319>\n", "cvss3": {"exploitabilityScore": 1.8, "cvssV3": {"baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "baseScore": 5.5, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2020-12-31T00:00:00", "type": "ubuntucve", "title": "CVE-2020-35910", "bulletinFamily": "info", "cvss2": {"severity": "LOW", "exploitabilityScore": 3.9, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "PARTIAL", "integrityImpact": "NONE", "baseScore": 2.1, "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0", "accessVector": "LOCAL", "authentication": "NONE"}, "impactScore": 2.9, "acInsufInfo": false, "obtainUserPrivilege": false}, "cvelist": ["CVE-2020-35910"], "modified": "2020-12-31T00:00:00", "id": "UB:CVE-2020-35910", "href": "https://ubuntu.com/security/CVE-2020-35910", "cvss": {"score": 2.1, "vector": "AV:L/AC:L/Au:N/C:N/I:N/A:P"}}], "osv": [{"lastseen": "2022-05-11T21:48:19", "description": "An issue was discovered in the lock_api crate before 0.4.2 for Rust. A data race can occur because of MappedMutexGuard unsoundness.", "cvss3": {"exploitabilityScore": 1.8, "cvssV3": {"baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "baseScore": 5.5, "privilegesRequired": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "userInteraction": "NONE", "version": "3.1"}, "impactScore": 3.6}, "published": "2021-08-25T20:49:35", "type": "osv", "title": "Data races in lock_api", "bulletinFamily": "software", "cvss2": {"severity": "LOW", "exploitabilityScore": 3.9, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "PARTIAL", "integrityImpact": "NONE", "baseScore": 2.1, "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0", "accessVector": "LOCAL", "authentication": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "obtainUserPrivilege": false}, "cvelist": ["CVE-2020-35910"], "modified": "2021-08-19T20:53:30", "id": "OSV:GHSA-PPJ3-7JW3-8VC4", "href": "https://osv.dev/vulnerability/GHSA-ppj3-7jw3-8vc4", "cvss": {"score": 2.1, "vector": "AV:L/AC:L/Au:N/C:N/I:N/A:P"}}, {"lastseen": "2022-05-12T01:21:15", "description": "Affected versions of lock_api had unsound implementations of the `Send` or\n`Sync` traits for some guard objects, namely:\n\n* MappedMutexGuard\n* MappedRwLockReadGuard\n* MappedRwLockWriteGuard\n* RwLockReadGuard\n* RwLockWriteGuard\n\nThese guards could allow data races through types that are not safe to `Send`\nacross thread boundaries in safe Rust code.\n\nThis issue was fixed by changing the trait bounds on the `Mapped` guard types\nand removing the `Sync` trait for the `RwLock` guards.", "cvss3": {"exploitabilityScore": 1.8, "cvssV3": {"baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "baseScore": 5.5, "privilegesRequired": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "userInteraction": "NONE", "version": "3.1"}, "impactScore": 3.6}, "published": "2020-11-08T12:00:00", "type": "osv", "title": "Some lock_api lock guard objects can cause data races", "bulletinFamily": "software", "cvss2": {"severity": "LOW", "exploitabilityScore": 3.9, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "PARTIAL", "integrityImpact": "NONE", "baseScore": 2.1, "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0", "accessVector": "LOCAL", "authentication": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "obtainUserPrivilege": false}, "cvelist": ["CVE-2020-35912", "CVE-2020-35911", "CVE-2020-35914", "CVE-2020-35910", "CVE-2020-35913"], "modified": "2021-01-31T04:02:50", "id": "OSV:RUSTSEC-2020-0070", "href": "https://osv.dev/vulnerability/RUSTSEC-2020-0070", "cvss": {"score": 2.1, "vector": "AV:L/AC:L/Au:N/C:N/I:N/A:P"}}], "rustsec": [{"lastseen": "2021-12-27T16:52:37", "description": "Affected versions of lock_api had unsound implementations of the `Send` or\n`Sync` traits for some guard objects, namely:\n\n* MappedMutexGuard\n* MappedRwLockReadGuard\n* MappedRwLockWriteGuard\n* RwLockReadGuard\n* RwLockWriteGuard\n\nThese guards could allow data races through types that are not safe to `Send`\nacross thread boundaries in safe Rust code.\n\nThis issue was fixed by changing the trait bounds on the `Mapped` guard types\nand removing the `Sync` trait for the `RwLock` guards.", "cvss3": {"exploitabilityScore": 1.8, "cvssV3": {"baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "baseScore": 5.5, "privilegesRequired": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "userInteraction": "NONE", "version": "3.1"}, "impactScore": 3.6}, "published": "2020-11-08T12:00:00", "type": "rustsec", "title": "Some lock_api lock guard objects can cause data races", "bulletinFamily": "software", "cvss2": {"severity": "LOW", "exploitabilityScore": 3.9, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "PARTIAL", "integrityImpact": "NONE", "baseScore": 2.1, "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0", "accessVector": "LOCAL", "authentication": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "obtainUserPrivilege": false}, "cvelist": ["CVE-2020-35910", "CVE-2020-35911", "CVE-2020-35912", "CVE-2020-35913", "CVE-2020-35914"], "modified": "2021-01-31T04:02:50", "id": "RUSTSEC-2020-0070", "href": "https://rustsec.org/advisories/RUSTSEC-2020-0070", "cvss": {"score": 2.1, "vector": "AV:L/AC:L/Au:N/C:N/I:N/A:P"}}]}