{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2023-0459", "ASSIGNER": "security@google.com", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "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\u00a074e19ef0ff8061ef55957c3abd71614ef0f42f47" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-763 Release of Invalid Pointer or Reference", "cweId": "CWE-763" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Linux", "product": { "product_data": [ { "product_name": "Linux Kernel", "version": { "version_data": [ { "version_affected": "<=", "version_name": "4b842e4e25b12951fa10dedb4bc16bc47e3b850c", "version_value": "74e19ef0ff8061ef55957c3abd71614ef0f42f47" } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://github.com/torvalds/linux/commit/4b842e4e25b12951fa10dedb4bc16bc47e3b850c", "refsource": "MISC", "name": "https://github.com/torvalds/linux/commit/4b842e4e25b12951fa10dedb4bc16bc47e3b850c" }, { "url": "https://github.com/torvalds/linux/commit/74e19ef0ff8061ef55957c3abd71614ef0f42f47", "refsource": "MISC", "name": "https://github.com/torvalds/linux/commit/74e19ef0ff8061ef55957c3abd71614ef0f42f47" } ] }, "generator": { "engine": "Vulnogram 0.1.0-dev" }, "source": { "discovery": "UNKNOWN" }, "impact": { "cvss": [ { "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" } ] } }