[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-DEBIAN-CVE-2022-50673":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T14:53:31.930Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":11,"aliases":12,"duplicate_of":9,"upstream":13,"downstream":16,"duplicates":17,"related":18,"reserved_at":9,"published_at":19,"modified_at":20,"state":9,"summary":21,"references_raw":23,"kevs":30,"epss":9,"epss_history":31,"metrics":32,"affected":33},"DEBIAN-CVE-2022-50673","In the Linux kernel, the following vulnerability has been resolved:  ext4: fix use-after-free in ext4_orphan_cleanup  I caught a issue as follows: ==================================================================  BUG: KASAN: use-after-free in __list_add_valid+0x28/0x1a0  Read of size 8 at addr ffff88814b13f378 by task mount/710   CPU: 1 PID: 710 Comm: mount Not tainted 6.1.0-rc3-next #370  Call Trace:   \u003CTASK>   dump_stack_lvl+0x73/0x9f   print_report+0x25d/0x759   kasan_report+0xc0/0x120   __asan_load8+0x99/0x140   __list_add_valid+0x28/0x1a0   ext4_orphan_cleanup+0x564/0x9d0 [ext4]   __ext4_fill_super+0x48e2/0x5300 [ext4]   ext4_fill_super+0x19f/0x3a0 [ext4]   get_tree_bdev+0x27b/0x450   ext4_get_tree+0x19/0x30 [ext4]   vfs_get_tree+0x49/0x150   path_mount+0xaae/0x1350   do_mount+0xe2/0x110   __x64_sys_mount+0xf0/0x190   do_syscall_64+0x35/0x80   entry_SYSCALL_64_after_hwframe+0x63/0xcd   \u003C/TASK>  [...] ==================================================================  Above issue may happen as follows: ------------------------------------- ext4_fill_super   ext4_orphan_cleanup    --- loop1: assume last_orphan is 12 ---     list_add(&EXT4_I(inode)->i_orphan, &EXT4_SB(sb)->s_orphan)     ext4_truncate --> return 0       ext4_inode_attach_jinode --> return -ENOMEM     iput(inode) --> free inode\u003C12>    --- loop2: last_orphan is still 12 ---     list_add(&EXT4_I(inode)->i_orphan, &EXT4_SB(sb)->s_orphan);     // use inode\u003C12> and trigger UAF  To solve this issue, we need to propagate the return value of ext4_inode_attach_jinode() appropriately.",null,[],[],[],[14],{"_key":15},"CVE-2022-50673",[],[],[],"2025-12-09T16:17:19.473Z","2026-04-28T20:25:40.469352Z",{"cisa_kev":22,"cisa_ransomware":22,"cisa_vendor":9,"epss_severity":9,"epss_score":9,"severity":9,"severity_score":9,"severity_version":9,"severity_source":9,"severity_vector":9,"severity_status":9},false,[24],{"url":25,"sources":26,"tags":28},"https://security-tracker.debian.org/tracker/CVE-2022-50673",[27],"osv_debian",[29],"Advisory",[],[],[],[34],{"ecosystem":35,"name":36,"vendor":37,"product":36,"cpe_part":9,"purl_type":38,"purl_namespace":37,"purl_name":36,"source":9,"versions":39},"Debian","linux","debian","deb",[40,46,49,50],{"version":41,"is_range":42,"range_type":43,"version_start":9,"version_start_type":9,"version_end":44,"version_end_type":45,"fixed_in":9},"lt5_10_178_1",true,"ecosystem","5.10.178-1","excluding",{"version":47,"is_range":42,"range_type":43,"version_start":9,"version_start_type":9,"version_end":48,"version_end_type":45,"fixed_in":9},"lt6_1_4_1","6.1.4-1",{"version":47,"is_range":42,"range_type":43,"version_start":9,"version_start_type":9,"version_end":48,"version_end_type":45,"fixed_in":9},{"version":47,"is_range":42,"range_type":43,"version_start":9,"version_start_type":9,"version_end":48,"version_end_type":45,"fixed_in":9}]