{"id":"DEBIAN-CVE-2022-50304","details":"In the Linux kernel, the following vulnerability has been resolved:  mtd: core: fix possible resource leak in init_mtd()  I got the error report while inject fault in init_mtd():  sysfs: cannot create duplicate filename '/devices/virtual/bdi/mtd-0' Call Trace:  \u003cTASK\u003e  dump_stack_lvl+0x67/0x83  sysfs_warn_dup+0x60/0x70  sysfs_create_dir_ns+0x109/0x120  kobject_add_internal+0xce/0x2f0  kobject_add+0x98/0x110  device_add+0x179/0xc00  device_create_groups_vargs+0xf4/0x100  device_create+0x7b/0xb0  bdi_register_va.part.13+0x58/0x2d0  bdi_register+0x9b/0xb0  init_mtd+0x62/0x171 [mtd]  do_one_initcall+0x6c/0x3c0  do_init_module+0x58/0x222  load_module+0x268e/0x27d0  __do_sys_finit_module+0xd5/0x140  do_syscall_64+0x37/0x90  entry_SYSCALL_64_after_hwframe+0x63/0xcd  \u003c/TASK\u003e kobject_add_internal failed for mtd-0 with -EEXIST, don't try to register \tthings with the same name in the same directory. Error registering mtd class or bdi: -17  If init_mtdchar() fails in init_mtd(), mtd_bdi will not be unregistered, as a result, we can't load the mtd module again, to fix this by calling bdi_unregister(mtd_bdi) after out_procfs label.","modified":"2026-09-01T16:05:26.015370981Z","published":"2025-09-15T15:15:41.953Z","upstream":["CVE-2022-50304"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-50304"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50304.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50304.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50304.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}