https://vulnerability.circl.lu/sightings/feed 2026-05-30T15:49:56.641006+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent sightings. https://vulnerability.circl.lu/sighting/8abfa2f3-5ad6-4684-84c1-b020d143c5f4/export 2026-05-30T15:49:57.065905+00:00 Automation user https://cve.circl.lu/user/automation {"uuid": "8abfa2f3-5ad6-4684-84c1-b020d143c5f4", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2022-48919", "type": "seen", "source": "https://t.me/cvedetector/3862", "content": "{\n \"Source\": \"CVE FEED\",\n \"Title\": \"CVE-2022-48919 - Microsoft CIFS Double Free Use After Free\", \n \"Content\": \"CVE ID : CVE-2022-48919 \nPublished : Aug. 22, 2024, 2:15 a.m. | 37\u00a0minutes ago \nDescription : In the Linux kernel, the following vulnerability has been resolved: \n \ncifs: fix double free race when mount fails in cifs_get_root() \n \nWhen cifs_get_root() fails during cifs_smb3_do_mount() we call \ndeactivate_locked_super() which eventually will call delayed_free() which \nwill free the context. \nIn this situation we should not proceed to enter the out: section in \ncifs_smb3_do_mount() and free the same resources a second time. \n \n[Thu Feb 10 12:59:06 2022] BUG: KASAN: use-after-free in rcu_cblist_dequeue+0x32/0x60 \n[Thu Feb 10 12:59:06 2022] Read of size 8 at addr ffff888364f4d110 by task swapper/1/0 \n \n[Thu Feb 10 12:59:06 2022] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G OE 5.17.0-rc3+ #4 \n[Thu Feb 10 12:59:06 2022] Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.0 12/17/2019 \n[Thu Feb 10 12:59:06 2022] Call Trace: \n[Thu Feb 10 12:59:06 2022] \n[Thu Feb 10 12:59:06 2022] dump_stack_lvl+0x5d/0x78 \n[Thu Feb 10 12:59:06 2022] print_address_description.constprop.0+0x24/0x150 \n[Thu Feb 10 12:59:06 2022] ? rcu_cblist_dequeue+0x32/0x60 \n[Thu Feb 10 12:59:06 2022] kasan_report.cold+0x7d/0x117 \n[Thu Feb 10 12:59:06 2022] ? rcu_cblist_dequeue+0x32/0x60 \n[Thu Feb 10 12:59:06 2022] __asan_load8+0x86/0xa0 \n[Thu Feb 10 12:59:06 2022] rcu_cblist_dequeue+0x32/0x60 \n[Thu Feb 10 12:59:06 2022] rcu_core+0x547/0xca0 \n[Thu Feb 10 12:59:06 2022] ? call_rcu+0x3c0/0x3c0 \n[Thu Feb 10 12:59:06 2022] ? __this_cpu_preempt_check+0x13/0x20 \n[Thu Feb 10 12:59:06 2022] ? lock_is_held_type+0xea/0x140 \n[Thu Feb 10 12:59:06 2022] rcu_core_si+0xe/0x10 \n[Thu Feb 10 12:59:06 2022] __do_softirq+0x1d4/0x67b \n[Thu Feb 10 12:59:06 2022] __irq_exit_rcu+0x100/0x150 \n[Thu Feb 10 12:59:06 2022] irq_exit_rcu+0xe/0x30 \n[Thu Feb 10 12:59:06 2022] sysvec_hyperv_stimer0+0x9d/0xc0 \n... \n[Thu Feb 10 12:59:07 2022] Freed by task 58179: \n[Thu Feb 10 12:59:07 2022] kasan_save_stack+0x26/0x50 \n[Thu Feb 10 12:59:07 2022] kasan_set_track+0x25/0x30 \n[Thu Feb 10 12:59:07 2022] kasan_set_free_info+0x24/0x40 \n[Thu Feb 10 12:59:07 2022] ____kasan_slab_free+0x137/0x170 \n[Thu Feb 10 12:59:07 2022] __kasan_slab_free+0x12/0x20 \n[Thu Feb 10 12:59:07 2022] slab_free_freelist_hook+0xb3/0x1d0 \n[Thu Feb 10 12:59:07 2022] kfree+0xcd/0x520 \n[Thu Feb 10 12:59:07 2022] cifs_smb3_do_mount+0x149/0xbe0 [cifs] \n[Thu Feb 10 12:59:07 2022] smb3_get_tree+0x1a0/0x2e0 [cifs] \n[Thu Feb 10 12:59:07 2022] vfs_get_tree+0x52/0x140 \n[Thu Feb 10 12:59:07 2022] path_mount+0x635/0x10c0 \n[Thu Feb 10 12:59:07 2022] __x64_sys_mount+0x1bf/0x210 \n[Thu Feb 10 12:59:07 2022] do_syscall_64+0x5c/0xc0 \n[Thu Feb 10 12:59:07 2022] entry_SYSCALL_64_after_hwframe+0x44/0xae \n \n[Thu Feb 10 12:59:07 2022] Last potentially related work creation: \n[Thu Feb 10 12:59:07 2022] kasan_save_stack+0x26/0x50 \n[Thu Feb 10 12:59:07 2022] __kasan_record_aux_stack+0xb6/0xc0 \n[Thu Feb 10 12:59:07 2022] kasan_record_aux_stack_noalloc+0xb/0x10 \n[Thu Feb 10 12:59:07 2022] call_rcu+0x76/0x3c0 \n[Thu Feb 10 12:59:07 2022] cifs_umount+0xce/0xe0 [cifs] \n[Thu Feb 10 12:59:07 2022] cifs_kill_sb+0xc8/0xe0 [cifs] \n[Thu Feb 10 12:59:07 2022] deactivate_locked_super+0x5d/0xd0 \n[Thu Feb 10 12:59:07 2022] cifs_smb3_do_mount+0xab9/0xbe0 [cifs] \n[Thu Feb 10 12:59:07 2022] smb3_get_tree+0x1a0/0x2e0 [cifs] \n[Thu Feb 10 12:59:07 2022] vfs_get_tree+0x52/0x140 \n[Thu Feb 10 12:59:07 2022] path_mount+0x635/0x10c0 \n[Thu Feb 10 12:59:07 2022] __x64_sys_mount+0x1bf/0x210 \n[Thu Feb 10 12:59:07 2022] do_syscall_64+0x5c/0xc0 \n[Thu Feb 10 12:59:07 2022] entry_SYSCALL_64_after_hwframe+0x44/0xae \nSeverity: 0.0 | NA \nVisit the link for more details, such as CVSS details, affected products, timeline, and more...\",\n \"Detection Date\": \"22 Aug 2024\",\n \"Type\": \"Vulnerability\"\n}\n\ud83d\udd39 t.me/cvedetector \ud83d\udd39", "creation_timestamp": "2024-08-22T05:08:04.000000Z"} 2024-08-22T05:08:04+00:00