{"id":"AZL-52051","summary":"CVE-2024-50078 affecting package kernel for versions less than 6.6.64.2-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Call iso_exit() on module unload\n\nIf iso_init() has been called, iso_exit() must be called on module\nunload. Without that, the struct proto that iso_init() registered with\nproto_register() becomes invalid, which could cause unpredictable\nproblems later. In my case, with CONFIG_LIST_HARDENED and\nCONFIG_BUG_ON_DATA_CORRUPTION enabled, loading the module again usually\ntriggers this BUG():\n\n  list_add corruption. next-\u003eprev should be prev (ffffffffb5355fd0),\n    but was 0000000000000068. (next=ffffffffc0a010d0).\n  ------------[ cut here ]------------\n  kernel BUG at lib/list_debug.c:29!\n  Oops: invalid opcode: 0000 [#1] PREEMPT SMP PTI\n  CPU: 1 PID: 4159 Comm: modprobe Not tainted 6.10.11-4+bt2-ao-desktop #1\n  RIP: 0010:__list_add_valid_or_report+0x61/0xa0\n  ...\n    __list_add_valid_or_report+0x61/0xa0\n    proto_register+0x299/0x320\n    hci_sock_init+0x16/0xc0 [bluetooth]\n    bt_init+0x68/0xd0 [bluetooth]\n    __pfx_bt_init+0x10/0x10 [bluetooth]\n    do_one_initcall+0x80/0x2f0\n    do_init_module+0x8b/0x230\n    __do_sys_init_module+0x15f/0x190\n    do_syscall_64+0x68/0x110\n  ...","modified":"2026-04-01T05:20:46.282353Z","published":"2024-10-29T01:15:04Z","upstream":["CVE-2024-50078"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50078"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.64.2-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-52051.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"}]}