{"id":"CVE-2022-49274","summary":"ocfs2: fix crash when mount with quota enabled","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix crash when mount with quota enabled\n\nThere is a reported crash when mounting ocfs2 with quota enabled.\n\n  RIP: 0010:ocfs2_qinfo_lock_res_init+0x44/0x50 [ocfs2]\n  Call Trace:\n    ocfs2_local_read_info+0xb9/0x6f0 [ocfs2]\n    dquot_load_quota_sb+0x216/0x470\n    dquot_load_quota_inode+0x85/0x100\n    ocfs2_enable_quotas+0xa0/0x1c0 [ocfs2]\n    ocfs2_fill_super.cold+0xc8/0x1bf [ocfs2]\n    mount_bdev+0x185/0x1b0\n    legacy_get_tree+0x27/0x40\n    vfs_get_tree+0x25/0xb0\n    path_mount+0x465/0xac0\n    __x64_sys_mount+0x103/0x140\n\nIt is caused by when initializing dqi_gqlock, the corresponding dqi_type\nand dqi_sb are not properly initialized.\n\nThis issue is introduced by commit 6c85c2c72819, which wants to avoid\naccessing uninitialized variables in error cases.  So make global quota\ninfo properly initialized.","modified":"2026-04-11T12:43:48.985731Z","published":"2025-02-26T01:56:19.586Z","related":["SUSE-SU-2025:1027-1","SUSE-SU-2025:1176-1","SUSE-SU-2025:1183-1","SUSE-SU-2025:1241-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49274.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/01931e1c4e3de5d777253acae64c0e8fd071a1dd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7c5312fdb1dcfdc1951b018669af88d5d6420b31"},{"type":"WEB","url":"https://git.kernel.org/stable/c/de19433423c7bedabbd4f9a25f7dbc62c5e78921"},{"type":"WEB","url":"https://git.kernel.org/stable/c/eda31f77317647b9fbf889779ee1fb6907651865"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49274.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49274"},{"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":"6c85c2c728193d19d6a908ae9fb312d0325e65ca"},{"fixed":"7c5312fdb1dcfdc1951b018669af88d5d6420b31"},{"fixed":"01931e1c4e3de5d777253acae64c0e8fd071a1dd"},{"fixed":"eda31f77317647b9fbf889779ee1fb6907651865"},{"fixed":"de19433423c7bedabbd4f9a25f7dbc62c5e78921"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49274.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.15.0"},{"fixed":"5.15.33"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"5.16.19"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.17.0"},{"fixed":"5.17.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49274.json"}}],"schema_version":"1.7.5"}