{"id":"ASB-A-291999952", "published":"2023-12-01T00:00:00Z", "modified":"2026-04-30T15:48:46.890647439Z", "aliases":["CVE-2023-21216", "A-291999952"], "details":"    In PMRChangeSparseMemOSMem of physmem_osmem_linux.c, there is a possible\n    arbitrary code execution due to a use after free. This could lead to local\n    escalation of privilege in the kernel with no additional execution\n    privileges needed. User interaction is not needed for exploitation.", "affected":[{"package":{"name":":unknown:", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":"SoCVersion:0"}, {"fixed":"SoCVersion:2023-12-05"}]}], "versions":["SoCVersion"], "ecosystem_specific":{"severity":"High", "spl":"2023-12-05", "types":["EoP"]}}], "references":[{"type":"ADVISORY", "url":"https://source.android.com/security/bulletin/2023-12-01"}]}