CVE-2018-19333

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2018-11-17T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "pkg/sentry/kernel/shm/shm.go in Google gVisor before 2018-11-01 allows attackers to overwrite memory locations in processes running as root (but not escape the sandbox) via vectors involving IPC_RMID shmctl calls, because reference counting is mishandled."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-11-17T17:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://justi.cz/security/2018/11/14/gvisor-lpe.html"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-19333", "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": "pkg/sentry/kernel/shm/shm.go in Google gVisor before 2018-11-01 allows attackers to overwrite memory locations in processes running as root (but not escape the sandbox) via vectors involving IPC_RMID shmctl calls, because reference counting is mishandled."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://justi.cz/security/2018/11/14/gvisor-lpe.html", "refsource": "MISC", "url": "https://justi.cz/security/2018/11/14/gvisor-lpe.html"}, {"name": "https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca", "refsource": "MISC", "url": "https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T11:37:10.624Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://justi.cz/security/2018/11/14/gvisor-lpe.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-19333", "datePublished": "2018-11-17T17:00:00.000Z", "dateReserved": "2018-11-17T00:00:00.000Z", "dateUpdated": "2024-08-05T11:37:10.624Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:google:gvisor:*:*:*:*:*:*:*:*", "matchCriteriaId": "63294ECB-847A-4190-84E3-679773AB2CBF", "versionEndExcluding": "2018-11-01", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "pkg/sentry/kernel/shm/shm.go in Google gVisor before 2018-11-01 allows attackers to overwrite memory locations in processes running as root (but not escape the sandbox) via vectors involving IPC_RMID shmctl calls, because reference counting is mishandled."}, {"lang": "es", "value": "pkg/sentry/kernel/shm/shm.go en Google gVisor en versiones anteriores a la 2018-11-01 permite que los atacantes sobrescriban ubicaciones de memoria en procesos que se ejecutan como root (pero que no escapan del sandbox) mediante vectores relacionados con las llamadas shmctl IPC_RMID. Esto se debe a que el conteo de referencias se gestiona de manera incorrecta."}], "id": "CVE-2018-19333", "lastModified": "2026-06-17T01:49:09.217", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-11-17T17:29:00.227", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://justi.cz/security/2018/11/14/gvisor-lpe.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://justi.cz/security/2018/11/14/gvisor-lpe.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}