[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-DEBIAN-CVE-2022-49270":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T08:53:30.047Z",{"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-2022-49270","In the Linux kernel, the following vulnerability has been resolved:  dm: fix use-after-free in dm_cleanup_zoned_dev()  dm_cleanup_zoned_dev() uses queue, so it must be called before blk_cleanup_disk() starts its killing:  blk_cleanup_disk->blk_cleanup_queue()->kobject_put()->blk_release_queue()-> ->...RCU...->blk_free_queue_rcu()->kmem_cache_free()  Otherwise, RCU callback may be executed first and dm_cleanup_zoned_dev() will touch free'd memory:   BUG: KASAN: use-after-free in dm_cleanup_zoned_dev+0x33/0xd0  Read of size 8 at addr ffff88805ac6e430 by task dmsetup/681   CPU: 4 PID: 681 Comm: dmsetup Not tainted 5.17.0-rc2+ #6  Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-2 04/01/2014  Call Trace:   \u003CTASK>   dump_stack_lvl+0x57/0x7d   print_address_description.constprop.0+0x1f/0x150   ? dm_cleanup_zoned_dev+0x33/0xd0   kasan_report.cold+0x7f/0x11b   ? dm_cleanup_zoned_dev+0x33/0xd0   dm_cleanup_zoned_dev+0x33/0xd0   __dm_destroy+0x26a/0x400   ? dm_blk_ioctl+0x230/0x230   ? up_write+0xd8/0x270   dev_remove+0x156/0x1d0   ctl_ioctl+0x269/0x530   ? table_clear+0x140/0x140   ? lock_release+0xb2/0x750   ? remove_all+0x40/0x40   ? rcu_read_lock_sched_held+0x12/0x70   ? lock_downgrade+0x3c0/0x3c0   ? rcu_read_lock_sched_held+0x12/0x70   dm_ctl_ioctl+0xa/0x10   __x64_sys_ioctl+0xb9/0xf0   do_syscall_64+0x3b/0x90   entry_SYSCALL_64_after_hwframe+0x44/0xae  RIP: 0033:0x7fb6dfa95c27",null,[],[],[],[14],{"_key":15},"CVE-2022-49270",[],[],[],"2025-02-26T07:01:03.907Z","2026-04-28T20:25:07.479749Z",{"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-2022-49270",[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},7.8,"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",9.8,4.6,[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",[46,52,53],{"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_17_3_1",true,"ecosystem","5.17.3-1","excluding",{"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},{"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}]