[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-CVE-2022-49176":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T08:53:30.047Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":20,"aliases":21,"duplicate_of":9,"upstream":22,"downstream":23,"duplicates":44,"related":45,"reserved_at":9,"published_at":51,"modified_at":52,"state":53,"summary":54,"references_raw":63,"kevs":94,"epss":95,"epss_history":98,"metrics":368,"affected":376},"CVE-2022-49176","In the Linux kernel, the following vulnerability has been resolved:\n\nbfq: fix use-after-free in bfq_dispatch_request\n\nKASAN reports a use-after-free report when doing normal scsi-mq test\n\n[69832.239032] ==================================================================\n[69832.241810] BUG: KASAN: use-after-free in bfq_dispatch_request+0x1045/0x44b0\n[69832.243267] Read of size 8 at addr ffff88802622ba88 by task kworker/3:1H/155\n[69832.244656]\n[69832.245007] CPU: 3 PID: 155 Comm: kworker/3:1H Not tainted 5.10.0-10295-g576c6382529e #8\n[69832.246626] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014\n[69832.249069] Workqueue: kblockd blk_mq_run_work_fn\n[69832.250022] Call Trace:\n[69832.250541]  dump_stack+0x9b/0xce\n[69832.251232]  ? bfq_dispatch_request+0x1045/0x44b0\n[69832.252243]  print_address_description.constprop.6+0x3e/0x60\n[69832.253381]  ? __cpuidle_text_end+0x5/0x5\n[69832.254211]  ? vprintk_func+0x6b/0x120\n[69832.254994]  ? bfq_dispatch_request+0x1045/0x44b0\n[69832.255952]  ? bfq_dispatch_request+0x1045/0x44b0\n[69832.256914]  kasan_report.cold.9+0x22/0x3a\n[69832.257753]  ? bfq_dispatch_request+0x1045/0x44b0\n[69832.258755]  check_memory_region+0x1c1/0x1e0\n[69832.260248]  bfq_dispatch_request+0x1045/0x44b0\n[69832.261181]  ? bfq_bfqq_expire+0x2440/0x2440\n[69832.262032]  ? blk_mq_delay_run_hw_queues+0xf9/0x170\n[69832.263022]  __blk_mq_do_dispatch_sched+0x52f/0x830\n[69832.264011]  ? blk_mq_sched_request_inserted+0x100/0x100\n[69832.265101]  __blk_mq_sched_dispatch_requests+0x398/0x4f0\n[69832.266206]  ? blk_mq_do_dispatch_ctx+0x570/0x570\n[69832.267147]  ? __switch_to+0x5f4/0xee0\n[69832.267898]  blk_mq_sched_dispatch_requests+0xdf/0x140\n[69832.268946]  __blk_mq_run_hw_queue+0xc0/0x270\n[69832.269840]  blk_mq_run_work_fn+0x51/0x60\n[69832.278170]  process_one_work+0x6d4/0xfe0\n[69832.278984]  worker_thread+0x91/0xc80\n[69832.279726]  ? __kthread_parkme+0xb0/0x110\n[69832.280554]  ? process_one_work+0xfe0/0xfe0\n[69832.281414]  kthread+0x32d/0x3f0\n[69832.282082]  ? kthread_park+0x170/0x170\n[69832.282849]  ret_from_fork+0x1f/0x30\n[69832.283573]\n[69832.283886] Allocated by task 7725:\n[69832.284599]  kasan_save_stack+0x19/0x40\n[69832.285385]  __kasan_kmalloc.constprop.2+0xc1/0xd0\n[69832.286350]  kmem_cache_alloc_node+0x13f/0x460\n[69832.287237]  bfq_get_queue+0x3d4/0x1140\n[69832.287993]  bfq_get_bfqq_handle_split+0x103/0x510\n[69832.289015]  bfq_init_rq+0x337/0x2d50\n[69832.289749]  bfq_insert_requests+0x304/0x4e10\n[69832.290634]  blk_mq_sched_insert_requests+0x13e/0x390\n[69832.291629]  blk_mq_flush_plug_list+0x4b4/0x760\n[69832.292538]  blk_flush_plug_list+0x2c5/0x480\n[69832.293392]  io_schedule_prepare+0xb2/0xd0\n[69832.294209]  io_schedule_timeout+0x13/0x80\n[69832.295014]  wait_for_common_io.constprop.1+0x13c/0x270\n[69832.296137]  submit_bio_wait+0x103/0x1a0\n[69832.296932]  blkdev_issue_discard+0xe6/0x160\n[69832.297794]  blk_ioctl_discard+0x219/0x290\n[69832.298614]  blkdev_common_ioctl+0x50a/0x1750\n[69832.304715]  blkdev_ioctl+0x470/0x600\n[69832.305474]  block_ioctl+0xde/0x120\n[69832.306232]  vfs_ioctl+0x6c/0xc0\n[69832.306877]  __se_sys_ioctl+0x90/0xa0\n[69832.307629]  do_syscall_64+0x2d/0x40\n[69832.308362]  entry_SYSCALL_64_after_hwframe+0x44/0xa9\n[69832.309382]\n[69832.309701] Freed by task 155:\n[69832.310328]  kasan_save_stack+0x19/0x40\n[69832.311121]  kasan_set_track+0x1c/0x30\n[69832.311868]  kasan_set_free_info+0x1b/0x30\n[69832.312699]  __kasan_slab_free+0x111/0x160\n[69832.313524]  kmem_cache_free+0x94/0x460\n[69832.314367]  bfq_put_queue+0x582/0x940\n[69832.315112]  __bfq_bfqd_reset_in_service+0x166/0x1d0\n[69832.317275]  bfq_bfqq_expire+0xb27/0x2440\n[69832.318084]  bfq_dispatch_request+0x697/0x44b0\n[69832.318991]  __blk_mq_do_dispatch_sched+0x52f/0x830\n[69832.319984]  __blk_mq_sched_dispatch_requests+0x398/0x4f0\n[69832.321087]  blk_mq_sched_dispatch_requests+0xdf/0x140\n[69832.322225]  __blk_mq_run_hw_queue+0xc0/0x270\n[69832.323114]  blk_mq_run_work_fn+0x51/0x6\n---truncated---",null,[11],{"_key":12,"id":12,"name":13,"description":14,"type":15,"status":16,"abstraction":17,"likelihood_of_exploit":18,"capec":19},"CWE-416","Use After Free","The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory \"belongs\" to the code that operates on the new pointer.","weakness","Stable","Variant","High",[],[],[],[],[24,26,28,30,32,34,36,38,40,42],{"_key":25},"SUSE-SU-2025:01600-1",{"_key":27},"SUSE-SU-2025:1027-1",{"_key":29},"SUSE-SU-2025:1176-1",{"_key":31},"SUSE-SU-2025:1183-1",{"_key":33},"SUSE-SU-2025:1241-1",{"_key":35},"DEBIAN-CVE-2022-49176",{"_key":37},"UBUNTU-CVE-2022-49176",{"_key":39},"USN-7627-1",{"_key":41},"USN-7627-2",{"_key":43},"LSN-0114-1",[],[46,47,48,49,50],{"_key":25},{"_key":27},{"_key":29},{"_key":31},{"_key":33},"2025-02-26T01:55:30.586Z","2026-05-11T18:54:36.427Z","Analyzed",{"cisa_kev":55,"cisa_ransomware":55,"cisa_vendor":9,"epss_severity":56,"epss_score":57,"severity":58,"severity_score":59,"severity_version":60,"severity_source":61,"severity_vector":62,"severity_status":53},false,"low",0.00014,"high",7.8,"v3.1","cve.org","CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",[64,70,74,78,82,86,90],{"url":65,"sources":66,"tags":68},"https://git.kernel.org/stable/c/74e610b5ee0d95e751280567100509eb11517efa",[61,67],"nvd",[69],"Patch",{"url":71,"sources":72,"tags":73},"https://git.kernel.org/stable/c/5117c9ff4c2ebae0f5c2c262d42a25a8fbc086e6",[61,67],[69],{"url":75,"sources":76,"tags":77},"https://git.kernel.org/stable/c/df6e00b1a53c57dca82c63b5ecbcad5452231bc7",[61,67],[69],{"url":79,"sources":80,"tags":81},"https://git.kernel.org/stable/c/080665e2c3cbfc68359b9a348a3546ed9b908e7a",[61,67],[69],{"url":83,"sources":84,"tags":85},"https://git.kernel.org/stable/c/5687958bf18f84384d809f521210d0f5deed03b0",[61,67],[69],{"url":87,"sources":88,"tags":89},"https://git.kernel.org/stable/c/40b4ba0030e0b02cbacd424ebb9f4c8b0976c786",[61,67],[69],{"url":91,"sources":92,"tags":93},"https://git.kernel.org/stable/c/ab552fcb17cc9e4afe0e4ac4df95fc7b30e8490a",[61,67],[69],[],{"date":96,"score":57,"percentile":97},"2026-06-03",0.02554,[99,103,106,109,112,115,118,121,124,128,131,134,136,139,142,146,149,152,155,159,162,165,167,170,173,176,179,182,185,187,190,193,196,199,202,205,208,211,214,217,220,223,226,229,232,235,238,241,244,247,251,254,257,260,264,267,270,273,276,279,282,285,288,291,294,297,300,303,306,309,312,314,317,320,323,326,329,332,335,338,341,343,345,348,351,354,357,360,363,365],{"date":100,"score":101,"percentile":102},"2025-11-04",0.0004,0.11577,{"date":104,"score":101,"percentile":105},"2025-11-05",0.11605,{"date":107,"score":101,"percentile":108},"2025-11-06",0.11716,{"date":110,"score":101,"percentile":111},"2025-11-07",0.11733,{"date":113,"score":101,"percentile":114},"2025-11-08",0.11745,{"date":116,"score":101,"percentile":117},"2025-11-09",0.11718,{"date":119,"score":101,"percentile":120},"2025-11-10",0.11662,{"date":122,"score":101,"percentile":123},"2025-11-11",0.11687,{"date":125,"score":126,"percentile":127},"2025-11-12",0.00042,0.12514,{"date":129,"score":126,"percentile":130},"2025-11-13",0.12533,{"date":132,"score":126,"percentile":133},"2025-11-14",0.12548,{"date":135,"score":126,"percentile":130},"2025-11-15",{"date":137,"score":126,"percentile":138},"2025-11-16",0.12528,{"date":140,"score":126,"percentile":141},"2025-11-17",0.12505,{"date":143,"score":144,"percentile":145},"2025-11-18",0.00046,0.09347,{"date":147,"score":144,"percentile":148},"2025-11-19",0.0936,{"date":150,"score":144,"percentile":151},"2025-11-20",0.09381,{"date":153,"score":126,"percentile":154},"2025-11-21",0.12538,{"date":156,"score":157,"percentile":158},"2025-11-22",0.00047,0.14256,{"date":160,"score":157,"percentile":161},"2025-11-23",0.14243,{"date":163,"score":157,"percentile":164},"2025-11-24",0.14209,{"date":166,"score":157,"percentile":164},"2025-11-25",{"date":168,"score":157,"percentile":169},"2025-11-26",0.14208,{"date":171,"score":157,"percentile":172},"2025-11-27",0.14216,{"date":174,"score":157,"percentile":175},"2025-11-28",0.14196,{"date":177,"score":157,"percentile":178},"2025-11-29",0.14193,{"date":180,"score":157,"percentile":181},"2025-11-30",0.14202,{"date":183,"score":157,"percentile":184},"2025-12-01",0.14235,{"date":186,"score":157,"percentile":158},"2025-12-02",{"date":188,"score":157,"percentile":189},"2025-12-03",0.1428,{"date":191,"score":157,"percentile":192},"2025-12-04",0.14258,{"date":194,"score":157,"percentile":195},"2025-12-05",0.14322,{"date":197,"score":157,"percentile":198},"2025-12-06",0.14344,{"date":200,"score":157,"percentile":201},"2025-12-07",0.14327,{"date":203,"score":157,"percentile":204},"2025-12-08",0.14343,{"date":206,"score":157,"percentile":207},"2025-12-09",0.14399,{"date":209,"score":157,"percentile":210},"2025-12-10",0.1447,{"date":212,"score":157,"percentile":213},"2025-12-11",0.14501,{"date":215,"score":157,"percentile":216},"2025-12-12",0.14546,{"date":218,"score":157,"percentile":219},"2025-12-13",0.14576,{"date":221,"score":157,"percentile":222},"2025-12-14",0.1454,{"date":224,"score":157,"percentile":225},"2025-12-15",0.14505,{"date":227,"score":157,"percentile":228},"2025-12-16",0.14526,{"date":230,"score":157,"percentile":231},"2025-12-17",0.14623,{"date":233,"score":157,"percentile":234},"2025-12-18"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