{"schema_version":"1.9.0","id":"CVE-2023-53786","published":"2025-12-09T00:00:41.426Z","modified":"2026-08-12T03:51:48.840648488Z","related":["SUSE-SU-2026:0263-1","SUSE-SU-2026:0316-1","SUSE-SU-2026:0317-1","SUSE-SU-2026:0411-1","SUSE-SU-2026:0617-1"],"summary":"dm flakey: fix a crash with invalid table line","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndm flakey: fix a crash with invalid table line\n\nThis command will crash with NULL pointer dereference:\n dmsetup create flakey --table \\\n  \"0 `blockdev --getsize /dev/ram0` flakey /dev/ram0 0 0 1 2 corrupt_bio_byte 512\"\n\nFix the crash by checking if arg_name is non-NULL before comparing it.","affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"a3998799fb4df0b0af8271a7d50c4269032397aa"},{"fixed":"f95cb1526669ccdf7eb12eefd57a893953e3595f"},{"fixed":"12849ed107c0b2869fb775c81208050899006f07"},{"fixed":"337b7af273562b73c46ef77a724604ad139ca762"},{"fixed":"a1e3fffe02e05c05357af91364ac0fc1ed425b5b"},{"fixed":"f76fcb9d43ec014ac4a1bb983768696d5b032df9"},{"fixed":"cb874a190f3f7c3c3fa5b979bee7a3b8cc3a19cc"},{"fixed":"83b4e3d878ea6be9aec1d5a1ab177c766c64d1a0"},{"fixed":"8258d84a7917aeece773716518deadb7ad776cb7"},{"fixed":"98dba02d9a93eec11bffbb93c7c51624290702d2"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53786.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.1.0"},{"fixed":"4.14.315"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"4.19.283"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.20.0"},{"fixed":"5.4.243"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.180"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.111"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.28"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.2.15"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.3.0"},{"fixed":"6.3.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53786.json"}}],"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/12849ed107c0b2869fb775c81208050899006f07"},{"type":"WEB","url":"https://git.kernel.org/stable/c/337b7af273562b73c46ef77a724604ad139ca762"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8258d84a7917aeece773716518deadb7ad776cb7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/83b4e3d878ea6be9aec1d5a1ab177c766c64d1a0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/98dba02d9a93eec11bffbb93c7c51624290702d2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a1e3fffe02e05c05357af91364ac0fc1ed425b5b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cb874a190f3f7c3c3fa5b979bee7a3b8cc3a19cc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f76fcb9d43ec014ac4a1bb983768696d5b032df9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f95cb1526669ccdf7eb12eefd57a893953e3595f"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53786.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53786"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53786.json"}}