{"id":"CVE-2023-53444","summary":"drm/ttm: fix bulk_move corruption when adding a entry","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/ttm: fix bulk_move corruption when adding a entry\n\nWhen the resource is the first in the bulk_move range, adding it again\n(thus moving it to the tail) will corrupt the list since the first\npointer is not moved. This eventually lead to null pointer deref in\nttm_lru_bulk_move_del()","modified":"2026-03-20T12:33:09.905142Z","published":"2025-09-18T16:04:20.572Z","related":["SUSE-SU-2025:03600-1","SUSE-SU-2025:03615-1","SUSE-SU-2025:03634-1","SUSE-SU-2025:20851-1","SUSE-SU-2025:20861-1","SUSE-SU-2025:20870-1","SUSE-SU-2025:20898-1","SUSE-SU-2025:3751-1","SUSE-SU-2025:3761-1","SUSE-SU-2025:4057-1","SUSE-SU-2025:4132-1","SUSE-SU-2025:4141-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53444.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/4481913607e58196c48a4fef5e6f45350684ec3c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/70a3015683b007a0db4a1e858791b69afd45fc83"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e7cf50e41bdc2d574056ebbfeaafc5f0e2562d5b"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53444.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53444"},{"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":"fee2ede155423b0f7a559050a39750b98fe9db69"},{"fixed":"70a3015683b007a0db4a1e858791b69afd45fc83"},{"fixed":"e7cf50e41bdc2d574056ebbfeaafc5f0e2562d5b"},{"fixed":"4481913607e58196c48a4fef5e6f45350684ec3c"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53444.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}