{"id":"CVE-2023-52785","summary":"scsi: ufs: core: Fix racing issue between ufshcd_mcq_abort() and ISR","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: ufs: core: Fix racing issue between ufshcd_mcq_abort() and ISR\n\nIf command timeout happens and cq complete IRQ is raised at the same time,\nufshcd_mcq_abort clears lprb-\u003ecmd and a NULL pointer deref happens in the\nISR. Error log:\n\nufshcd_abort: Device abort task at tag 18\nUnable to handle kernel NULL pointer dereference at virtual address\n0000000000000108\npc : [0xffffffe27ef867ac] scsi_dma_unmap+0xc/0x44\nlr : [0xffffffe27f1b898c] ufshcd_release_scsi_cmd+0x24/0x114","modified":"2026-05-18T05:55:32.856870191Z","published":"2024-05-21T15:31:03.040Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52785.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/27900d7119c464b43cd9eac69c85884d17bae240"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8f15a7e3c054d960bbd1521110700450bbf798a1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f84d461f33a6b27304d468d9cfb56c0cefdb4ee7"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52785.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-52785"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"f1304d4420777f82a1d844c606db3d9eca841765"},{"fixed":"8f15a7e3c054d960bbd1521110700450bbf798a1"},{"fixed":"f84d461f33a6b27304d468d9cfb56c0cefdb4ee7"},{"fixed":"27900d7119c464b43cd9eac69c85884d17bae240"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52785.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.5.0"},{"fixed":"6.5.13"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.6.0"},{"fixed":"6.6.3"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52785.json"}}],"schema_version":"1.7.5"}