CVE-2022-49270 (GCVE-0-2022-49270)
Vulnerability from cvelistv5
Published
2025-02-26 01:56
Modified
2025-05-04 08:33
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
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: <TASK> 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
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0987f00a76a17aa7213da492c00ed9e5a6210c73Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/43a043aed964659bc69ef81f266912b73c80d837Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/588b7f5df0cb64f281290c7672470c006abe7160Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/fdfe414ca28ddfd562c233fb27385cf820de03e8Patch
Impacted products
Vendor Product Version
Linux Linux Version: bb37d77239af25cde59693dbe3fac04dd17d7b29
Version: bb37d77239af25cde59693dbe3fac04dd17d7b29
Version: bb37d77239af25cde59693dbe3fac04dd17d7b29
Version: bb37d77239af25cde59693dbe3fac04dd17d7b29
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   Linux Linux Version: 5.14
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dm_cleanup_zoned_dev+0x33/0xd0\\n  kasan_report.cold+0x7f/0x11b\\n  ? dm_cleanup_zoned_dev+0x33/0xd0\\n  dm_cleanup_zoned_dev+0x33/0xd0\\n  __dm_destroy+0x26a/0x400\\n  ? dm_blk_ioctl+0x230/0x230\\n  ? up_write+0xd8/0x270\\n  dev_remove+0x156/0x1d0\\n  ctl_ioctl+0x269/0x530\\n  ? table_clear+0x140/0x140\\n  ? lock_release+0xb2/0x750\\n  ? remove_all+0x40/0x40\\n  ? rcu_read_lock_sched_held+0x12/0x70\\n  ? lock_downgrade+0x3c0/0x3c0\\n  ? rcu_read_lock_sched_held+0x12/0x70\\n  dm_ctl_ioctl+0xa/0x10\\n  __x64_sys_ioctl+0xb9/0xf0\\n  do_syscall_64+0x3b/0x90\\n  entry_SYSCALL_64_after_hwframe+0x44/0xae\\n RIP: 0033:0x7fb6dfa95c27\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: dm: se corrige el use-after-free en dm_cleanup_zoned_dev() dm_cleanup_zoned_dev() usa cola, por lo que debe llamarse antes de que blk_cleanup_disk() comience su eliminaci\u00f3n: blk_cleanup_disk-\u0026gt;blk_cleanup_queue()-\u0026gt;kobject_put()-\u0026gt;blk_release_queue()-\u0026gt; -\u0026gt;...RCU...-\u0026gt;blk_free_queue_rcu()-\u0026gt;kmem_cache_free() De lo contrario, la devoluci\u00f3n de llamada RCU se puede ejecutar primero y dm_cleanup_zoned_dev() tocar\u00e1 la memoria liberada: ERROR: KASAN: use-after-free en dm_cleanup_zoned_dev+0x33/0xd0 Lectura de tama\u00f1o 8 en la direcci\u00f3n ffff88805ac6e430 por la tarea dmsetup/681 CPU: 4 PID: 681 Comm: dmsetup No contaminado 5.17.0-rc2+ #6 Nombre del hardware: PC est\u00e1ndar QEMU (i440FX + PIIX, 1996), BIOS 1.14.0-2 01/04/2014 Seguimiento de llamadas:  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\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.14\",\"versionEndExcluding\":\"5.15.33\",\"matchCriteriaId\":\"FB1C7FD1-C89E-4955-B265-456A9F757302\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.16.19\",\"matchCriteriaId\":\"20C43679-0439-405A-B97F-685BEE50613B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.17\",\"versionEndExcluding\":\"5.17.2\",\"matchCriteriaId\":\"210C679C-CF84-44A3-8939-E629C87E54BF\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0987f00a76a17aa7213da492c00ed9e5a6210c73\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/43a043aed964659bc69ef81f266912b73c80d837\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/588b7f5df0cb64f281290c7672470c006abe7160\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/fdfe414ca28ddfd562c233fb27385cf820de03e8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
    "vulnrichment": {
      "containers": "{\"cna\": {\"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-02-26T01:56:17.683Z\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndm: fix use-after-free in dm_cleanup_zoned_dev()\\n\\ndm_cleanup_zoned_dev() uses queue, so it must be called\\nbefore blk_cleanup_disk() starts its killing:\\n\\nblk_cleanup_disk-\u003eblk_cleanup_queue()-\u003ekobject_put()-\u003eblk_release_queue()-\u003e\\n-\u003e...RCU...-\u003eblk_free_queue_rcu()-\u003ekmem_cache_free()\\n\\nOtherwise, RCU callback may be executed first and\\ndm_cleanup_zoned_dev() will touch free\u0027d memory:\\n\\n BUG: KASAN: use-after-free in dm_cleanup_zoned_dev+0x33/0xd0\\n Read of size 8 at addr ffff88805ac6e430 by task dmsetup/681\\n\\n CPU: 4 PID: 681 Comm: dmsetup Not tainted 5.17.0-rc2+ #6\\n Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-2 04/01/2014\\n Call Trace:\\n  \u003cTASK\u003e\\n  dump_stack_lvl+0x57/0x7d\\n  print_address_description.constprop.0+0x1f/0x150\\n  ? dm_cleanup_zoned_dev+0x33/0xd0\\n  kasan_report.cold+0x7f/0x11b\\n  ? dm_cleanup_zoned_dev+0x33/0xd0\\n  dm_cleanup_zoned_dev+0x33/0xd0\\n  __dm_destroy+0x26a/0x400\\n  ? dm_blk_ioctl+0x230/0x230\\n  ? up_write+0xd8/0x270\\n  dev_remove+0x156/0x1d0\\n  ctl_ioctl+0x269/0x530\\n  ? table_clear+0x140/0x140\\n  ? lock_release+0xb2/0x750\\n  ? remove_all+0x40/0x40\\n  ? rcu_read_lock_sched_held+0x12/0x70\\n  ? lock_downgrade+0x3c0/0x3c0\\n  ? rcu_read_lock_sched_held+0x12/0x70\\n  dm_ctl_ioctl+0xa/0x10\\n  __x64_sys_ioctl+0xb9/0xf0\\n  do_syscall_64+0x3b/0x90\\n  entry_SYSCALL_64_after_hwframe+0x44/0xae\\n RIP: 0033:0x7fb6dfa95c27\"}], \"affected\": [{\"product\": \"Linux\", \"vendor\": \"Linux\", \"defaultStatus\": \"unaffected\", \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"programFiles\": [\"drivers/md/dm.c\"], \"versions\": [{\"version\": \"bb37d77239af25cde59693dbe3fac04dd17d7b29\", \"lessThan\": \"0987f00a76a17aa7213da492c00ed9e5a6210c73\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"bb37d77239af25cde59693dbe3fac04dd17d7b29\", \"lessThan\": \"fdfe414ca28ddfd562c233fb27385cf820de03e8\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"bb37d77239af25cde59693dbe3fac04dd17d7b29\", \"lessThan\": \"43a043aed964659bc69ef81f266912b73c80d837\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"bb37d77239af25cde59693dbe3fac04dd17d7b29\", \"lessThan\": \"588b7f5df0cb64f281290c7672470c006abe7160\", \"status\": \"affected\", \"versionType\": \"git\"}]}, {\"product\": \"Linux\", \"vendor\": \"Linux\", \"defaultStatus\": \"affected\", \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"programFiles\": [\"drivers/md/dm.c\"], \"versions\": [{\"version\": \"5.14\", \"status\": \"affected\"}, {\"version\": \"0\", \"lessThan\": \"5.14\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"5.15.33\", \"lessThanOrEqual\": \"5.15.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"5.16.19\", \"lessThanOrEqual\": \"5.16.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"5.17.2\", \"lessThanOrEqual\": \"5.17.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"5.18\", \"lessThanOrEqual\": \"*\", \"status\": \"unaffected\", \"versionType\": \"original_commit_for_fix\"}]}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/0987f00a76a17aa7213da492c00ed9e5a6210c73\"}, {\"url\": \"https://git.kernel.org/stable/c/fdfe414ca28ddfd562c233fb27385cf820de03e8\"}, {\"url\": \"https://git.kernel.org/stable/c/43a043aed964659bc69ef81f266912b73c80d837\"}, {\"url\": \"https://git.kernel.org/stable/c/588b7f5df0cb64f281290c7672470c006abe7160\"}], \"title\": \"dm: fix use-after-free in dm_cleanup_zoned_dev()\", \"x_generator\": {\"engine\": \"bippy-5f407fcff5a0\"}}, \"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.8, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2022-49270\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-02-27T18:16:55.271520Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-416\", \"description\": \"CWE-416 Use After Free\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-02-27T18:16:56.565Z\"}}]}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-49270\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"state\": \"PUBLISHED\", \"assignerShortName\": \"Linux\", \"dateReserved\": \"2025-02-26T01:49:39.297Z\", \"datePublished\": \"2025-02-26T01:56:17.683Z\", \"dateUpdated\": \"2025-02-27T18:22:34.271Z\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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