[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-DEBIAN-CVE-2021-47145":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T02:53:27.892Z",{"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":39},"DEBIAN-CVE-2021-47145","In the Linux kernel, the following vulnerability has been resolved:  btrfs: do not BUG_ON in link_to_fixup_dir  While doing error injection testing I got the following panic    kernel BUG at fs/btrfs/tree-log.c:1862!   invalid opcode: 0000 [#1] SMP NOPTI   CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ #305   Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014   RIP: 0010:link_to_fixup_dir+0xd5/0xe0   RSP: 0018:ffffb5800180fa30 EFLAGS: 00010216   RAX: fffffffffffffffb RBX: 00000000fffffffb RCX: ffff8f595287faf0   RDX: ffffb5800180fa37 RSI: ffff8f5954978800 RDI: 0000000000000000   RBP: ffff8f5953af9450 R08: 0000000000000019 R09: 0000000000000001   R10: 000151f408682970 R11: 0000000120021001 R12: ffff8f5954978800   R13: ffff8f595287faf0 R14: ffff8f5953c77dd0 R15: 0000000000000065   FS:  00007fc5284c8c40(0000) GS:ffff8f59bbd00000(0000) knlGS:0000000000000000   CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033   CR2: 00007fc5287f47c0 CR3: 000000011275e002 CR4: 0000000000370ee0   Call Trace:    replay_one_buffer+0x409/0x470    ? btree_read_extent_buffer_pages+0xd0/0x110    walk_up_log_tree+0x157/0x1e0    walk_log_tree+0xa6/0x1d0    btrfs_recover_log_trees+0x1da/0x360    ? replay_one_extent+0x7b0/0x7b0    open_ctree+0x1486/0x1720    btrfs_mount_root.cold+0x12/0xea    ? __kmalloc_track_caller+0x12f/0x240    legacy_get_tree+0x24/0x40    vfs_get_tree+0x22/0xb0    vfs_kern_mount.part.0+0x71/0xb0    btrfs_mount+0x10d/0x380    ? vfs_parse_fs_string+0x4d/0x90    legacy_get_tree+0x24/0x40    vfs_get_tree+0x22/0xb0    path_mount+0x433/0xa10    __x64_sys_mount+0xe3/0x120    do_syscall_64+0x3d/0x80    entry_SYSCALL_64_after_hwframe+0x44/0xae  We can get -EIO or any number of legitimate errors from btrfs_search_slot(), panicing here is not the appropriate response.  The error path for this code handles errors properly, simply return the error.",null,[],[],[],[14],{"_key":15},"CVE-2021-47145",[],[],[],"2024-03-25T09:15:08.993Z","2026-04-28T20:23:20.192224Z",{"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-2021-47145",[27],"osv_debian",[29],"Advisory",[],[],[33],{"source":27,"cvss_v2_0":9,"cvss_v3_0":9,"cvss_v3_1":34,"cvss_v4_0":9},{"baseScore":35,"baseSeverity":9,"vectorString":36,"impactScore":37,"exploitabilityScore":38},5.5,"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",6,4.6,[40],{"ecosystem":41,"name":42,"vendor":43,"product":42,"cpe_part":9,"purl_type":44,"purl_namespace":43,"purl_name":42,"source":9,"versions":45},"Debian","linux","debian","deb",[46,52,55,56],{"version":47,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":50,"version_end_type":51,"fixed_in":9},"lt5_10_46_1",true,"ecosystem","5.10.46-1","excluding",{"version":53,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":54,"version_end_type":51,"fixed_in":9},"lt5_14_6_1","5.14.6-1",{"version":53,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":54,"version_end_type":51,"fixed_in":9},{"version":53,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":54,"version_end_type":51,"fixed_in":9}]