{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-0459","assignerOrgId":"14ed7db2-1595-443d-9d34-6215bf890778","state":"PUBLISHED","assignerShortName":"Google","dateReserved":"2023-01-24T09:43:39.956Z","datePublished":"2023-05-25T13:22:38.338Z","dateUpdated":"2024-09-26T18:39:17.009Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","packageName":"kernel","platforms":["64 bit"],"product":"Linux Kernel","repo":"https://git.kernel.org","vendor":"Linux","versions":[{"lessThanOrEqual":"74e19ef0ff8061ef55957c3abd71614ef0f42f47","status":"affected","version":"4b842e4e25b12951fa10dedb4bc16bc47e3b850c","versionType":"git"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Copy_from_user on 64-bit versions of the Linux kernel does not implement the __uaccess_begin_nospec allowing a user to bypass the \"access_ok\" check and pass a kernel pointer to copy_from_user(). This would allow an attacker to leak information. We recommend upgrading beyond commit 74e19ef0ff8061ef55957c3abd71614ef0f42f47"}],"value":"Copy_from_user on 64-bit versions of the Linux kernel does not implement the __uaccess_begin_nospec allowing a user to bypass the \"access_ok\" check and pass a kernel pointer to copy_from_user(). This would allow an attacker to leak information. We recommend upgrading beyond commit 74e19ef0ff8061ef55957c3abd71614ef0f42f47"}],"impacts":[{"capecId":"CAPEC-129","descriptions":[{"lang":"en","value":"CAPEC-129 Pointer Manipulation"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-763","description":"CWE-763 Release of Invalid Pointer or Reference","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"14ed7db2-1595-443d-9d34-6215bf890778","shortName":"Google","dateUpdated":"2023-05-25T13:22:38.338Z"},"references":[{"url":"https://github.com/torvalds/linux/commit/4b842e4e25b12951fa10dedb4bc16bc47e3b850c"},{"url":"https://github.com/torvalds/linux/commit/74e19ef0ff8061ef55957c3abd71614ef0f42f47"}],"source":{"discovery":"UNKNOWN"},"title":"Copy_from_user Spectre-V1 Gadget in Linux Kernel","x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T05:10:56.155Z"},"title":"CVE Program Container","references":[{"url":"https://github.com/torvalds/linux/commit/4b842e4e25b12951fa10dedb4bc16bc47e3b850c","tags":["x_transferred"]},{"url":"https://github.com/torvalds/linux/commit/74e19ef0ff8061ef55957c3abd71614ef0f42f47","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-26T18:39:01.829060Z","id":"CVE-2023-0459","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-26T18:39:17.009Z"}}]}}