{"schema_version":"1.7.5","id":"CVE-2023-2008","published":"2023-04-14T00:00:00Z","modified":"2026-07-15T01:48:57.607835822Z","related":["SUSE-SU-2023:2140-1","SUSE-SU-2023:2141-1","SUSE-SU-2023:2146-1","SUSE-SU-2023:2147-1","SUSE-SU-2023:2148-1","SUSE-SU-2023:2231-1"],"details":"A flaw was found in the Linux kernel's udmabuf device driver. The specific flaw exists within a fault handler. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an array. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the kernel.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/torvalds/linux","events":[{"introduced":"03c765b0e3b4cb5063276b086c76f7a612856a9a"},{"last_affected":"03c765b0e3b4cb5063276b086c76f7a612856a9a"}],"database_specific":{"extracted_events":[{"introduced":"Fixed in kernel v5.19-rc4"},{"last_affected":"Fixed in kernel v5.19-rc4"}],"source":"AFFECTED_FIELD"}}],"versions":["Fixed in kernel v5.19-rc4","v5.19-rc4"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-2008.json"}}],"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2008.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2008"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20230517-0007/"},{"type":"ADVISORY","url":"https://www.zerodayinitiative.com/advisories/ZDI-23-441/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2186862"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/05b252cccb2e5c3f56119d25de684b4f810ba4"}],"database_specific":{"cna_assigner":"redhat","cwe_ids":["CWE-129"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2008.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}