{"id":"CVE-2024-53068","state":"PUBLISHED","title":"firmware: arm_scmi: Fix slab-use-after-free in scmi_bus_notifier()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: arm_scmi: Fix slab-use-after-free in scmi_bus_notifier()\n\nThe scmi_dev->name is released prematurely in __scmi_device_destroy(),\nwhich causes slab-use-after-free when accessing scmi_dev->name in\nscmi_bus_notifier(). So move the release of scmi_dev->name to\nscmi_device_release() to avoid slab-use-after-free.\n\n  |  BUG: KASAN: slab-use-after-free in strncmp+0xe4/0xec\n  |  Read of size 1 at addr ffffff80a482bcc0 by task swapper/0/1\n  |\n  |  CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.6.38-debug #1\n  |  Hardware name: Qualcomm Technologies, Inc. SA8775P Ride (DT)\n  |  Call trace:\n  |   dump_backtrace+0x94/0x114\n  |   show_stack+0x18/0x24\n  |   dump_stack_lvl+0x48/0x60\n  |   print_report+0xf4/0x5b0\n  |   kasan_report+0xa4/0xec\n  |   __asan_report_load1_noabort+0x20/0x2c\n  |   strncmp+0xe4/0xec\n  |   scmi_bus_notifier+0x5c/0x54c\n  |   notifier_call_chain+0xb4/0x31c\n  |   blocking_notifier_call_chain+0x68/0x9c\n  |   bus_notify+0x54/0x78\n  |   device_del+0x1bc/0x840\n  |   device_unregister+0x20/0xb4\n  |   __scmi_device_destroy+0xac/0x280\n  |   scmi_device_destroy+0x94/0xd0\n  |   scmi_chan_setup+0x524/0x750\n  |   scmi_probe+0x7fc/0x1508\n  |   platform_probe+0xc4/0x19c\n  |   really_probe+0x32c/0x99c\n  |   __driver_probe_device+0x15c/0x3c4\n  |   driver_probe_device+0x5c/0x170\n  |   __driver_attach+0x1c8/0x440\n  |   bus_for_each_dev+0xf4/0x178\n  |   driver_attach+0x3c/0x58\n  |   bus_add_driver+0x234/0x4d4\n  |   driver_register+0xf4/0x3c0\n  |   __platform_driver_register+0x60/0x88\n  |   scmi_driver_init+0xb0/0x104\n  |   do_one_initcall+0xb4/0x664\n  |   kernel_init_freeable+0x3c8/0x894\n  |   kernel_init+0x24/0x1e8\n  |   ret_from_fork+0x10/0x20\n  |\n  |  Allocated by task 1:\n  |   kasan_save_stack+0x2c/0x54\n  |   kasan_set_track+0x2c/0x40\n  |   kasan_save_alloc_info+0x24/0x34\n  |   __kasan_kmalloc+0xa0/0xb8\n  |   __kmalloc_node_track_caller+0x6c/0x104\n  |   kstrdup+0x48/0x84\n  |   kstrdup_const+0x34/0x40\n  |   __scmi_device_create.part.0+0x8c/0x408\n  |   scmi_device_create+0x104/0x370\n  |   scmi_chan_setup+0x2a0/0x750\n  |   scmi_probe+0x7fc/0x1508\n  |   platform_probe+0xc4/0x19c\n  |   really_probe+0x32c/0x99c\n  |   __driver_probe_device+0x15c/0x3c4\n  |   driver_probe_device+0x5c/0x170\n  |   __driver_attach+0x1c8/0x440\n  |   bus_for_each_dev+0xf4/0x178\n  |   driver_attach+0x3c/0x58\n  |   bus_add_driver+0x234/0x4d4\n  |   driver_register+0xf4/0x3c0\n  |   __platform_driver_register+0x60/0x88\n  |   scmi_driver_init+0xb0/0x104\n  |   do_one_initcall+0xb4/0x664\n  |   kernel_init_freeable+0x3c8/0x894\n  |   kernel_init+0x24/0x1e8\n  |   ret_from_fork+0x10/0x20\n  |\n  |  Freed by task 1:\n  |   kasan_save_stack+0x2c/0x54\n  |   kasan_set_track+0x2c/0x40\n  |   kasan_save_free_info+0x38/0x5c\n  |   __kasan_slab_free+0xe8/0x164\n  |   __kmem_cache_free+0x11c/0x230\n  |   kfree+0x70/0x130\n  |   kfree_const+0x20/0x40\n  |   __scmi_device_destroy+0x70/0x280\n  |   scmi_device_destroy+0x94/0xd0\n  |   scmi_chan_setup+0x524/0x750\n  |   scmi_probe+0x7fc/0x1508\n  |   platform_probe+0xc4/0x19c\n  |   really_probe+0x32c/0x99c\n  |   __driver_probe_device+0x15c/0x3c4\n  |   driver_probe_device+0x5c/0x170\n  |   __driver_attach+0x1c8/0x440\n  |   bus_for_each_dev+0xf4/0x178\n  |   driver_attach+0x3c/0x58\n  |   bus_add_driver+0x234/0x4d4\n  |   driver_register+0xf4/0x3c0\n  |   __platform_driver_register+0x60/0x88\n  |   scmi_driver_init+0xb0/0x104\n  |   do_one_initcall+0xb4/0x664\n  |   kernel_init_freeable+0x3c8/0x894\n  |   kernel_init+0x24/0x1e8\n  |   ret_from_fork+0x10/0x20","publishedAt":"2024-11-19T17:22:36.650Z","updatedAt":"2026-10-30T12:19:57.924Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ee7a9c9f67c59008b330deff2762bd8cf1407eec","status":"affected","lessThan":"c3c49feed980279e8342b934bf2c7f25df1b0bc1","versionType":"git"},{"version":"ee7a9c9f67c59008b330deff2762bd8cf1407eec","status":"affected","lessThan":"15b17bbcea07d49c43d21aa700485cbd9f9d00d8","versionType":"git"},{"version":"ee7a9c9f67c59008b330deff2762bd8cf1407eec","status":"affected","lessThan":"1e1f523b185a8ccdcba625b31ff0312d052900e2","versionType":"git"},{"version":"ee7a9c9f67c59008b330deff2762bd8cf1407eec","status":"affected","lessThan":"295416091e44806760ccf753aeafdafc0ae268f3","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/firmware/arm_scmi/bus.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.6","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.6","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.61","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.8","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/firmware/arm_scmi/bus.c"]}],"references":["https://git.kernel.org/stable/c/c3c49feed980279e8342b934bf2c7f25df1b0bc1","https://git.kernel.org/stable/c/15b17bbcea07d49c43d21aa700485cbd9f9d00d8","https://git.kernel.org/stable/c/1e1f523b185a8ccdcba625b31ff0312d052900e2","https://git.kernel.org/stable/c/295416091e44806760ccf753aeafdafc0ae268f3"],"weaknesses":["CWE-416"],"ingestedAt":"2026-10-30T12:36:04.432Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/53xxx/CVE-2024-53068.json","commit":"db8103c5921aac81d5d90efcf3745980dafabf49","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-53068","state":"PUBLISHED","datePublished":"2024-11-19T17:22:36.650Z","dateUpdated":"2026-10-30T12:19:57.924Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-11-19T17:17:24.975Z"},"containers":{"cna":{"title":"firmware: arm_scmi: Fix slab-use-after-free in scmi_bus_notifier()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: arm_scmi: Fix slab-use-after-free in scmi_bus_notifier()\n\nThe scmi_dev->name is released prematurely in __scmi_device_destroy(),\nwhich causes slab-use-after-free when accessing scmi_dev->name in\nscmi_bus_notifier(). So move the release of scmi_dev->name to\nscmi_device_release() to avoid slab-use-after-free.\n\n  |  BUG: KASAN: slab-use-after-free in strncmp+0xe4/0xec\n  |  Read of size 1 at addr ffffff80a482bcc0 by task swapper/0/1\n  |\n  |  CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.6.38-debug #1\n  |  Hardware name: Qualcomm Technologies, Inc. SA8775P Ride (DT)\n  |  Call trace:\n  |   dump_backtrace+0x94/0x114\n  |   show_stack+0x18/0x24\n  |   dump_stack_lvl+0x48/0x60\n  |   print_report+0xf4/0x5b0\n  |   kasan_report+0xa4/0xec\n  |   __asan_report_load1_noabort+0x20/0x2c\n  |   strncmp+0xe4/0xec\n  |   scmi_bus_notifier+0x5c/0x54c\n  |   notifier_call_chain+0xb4/0x31c\n  |   blocking_notifier_call_chain+0x68/0x9c\n  |   bus_notify+0x54/0x78\n  |   device_del+0x1bc/0x840\n  |   device_unregister+0x20/0xb4\n  |   __scmi_device_destroy+0xac/0x280\n  |   scmi_device_destroy+0x94/0xd0\n  |   scmi_chan_setup+0x524/0x750\n  |   scmi_probe+0x7fc/0x1508\n  |   platform_probe+0xc4/0x19c\n  |   really_probe+0x32c/0x99c\n  |   __driver_probe_device+0x15c/0x3c4\n  |   driver_probe_device+0x5c/0x170\n  |   __driver_attach+0x1c8/0x440\n  |   bus_for_each_dev+0xf4/0x178\n  |   driver_attach+0x3c/0x58\n  |   bus_add_driver+0x234/0x4d4\n  |   driver_register+0xf4/0x3c0\n  |   __platform_driver_register+0x60/0x88\n  |   scmi_driver_init+0xb0/0x104\n  |   do_one_initcall+0xb4/0x664\n  |   kernel_init_freeable+0x3c8/0x894\n  |   kernel_init+0x24/0x1e8\n  |   ret_from_fork+0x10/0x20\n  |\n  |  Allocated by task 1:\n  |   kasan_save_stack+0x2c/0x54\n  |   kasan_set_track+0x2c/0x40\n  |   kasan_save_alloc_info+0x24/0x34\n  |   __kasan_kmalloc+0xa0/0xb8\n  |   __kmalloc_node_track_caller+0x6c/0x104\n  |   kstrdup+0x48/0x84\n  |   kstrdup_const+0x34/0x40\n  |   __scmi_device_create.part.0+0x8c/0x408\n  |   scmi_device_create+0x104/0x370\n  |   scmi_chan_setup+0x2a0/0x750\n  |   scmi_probe+0x7fc/0x1508\n  |   platform_probe+0xc4/0x19c\n  |   really_probe+0x32c/0x99c\n  |   __driver_probe_device+0x15c/0x3c4\n  |   driver_probe_device+0x5c/0x170\n  |   __driver_attach+0x1c8/0x440\n  |   bus_for_each_dev+0xf4/0x178\n  |   driver_attach+0x3c/0x58\n  |   bus_add_driver+0x234/0x4d4\n  |   driver_register+0xf4/0x3c0\n  |   __platform_driver_register+0x60/0x88\n  |   scmi_driver_init+0xb0/0x104\n  |   do_one_initcall+0xb4/0x664\n  |   kernel_init_freeable+0x3c8/0x894\n  |   kernel_init+0x24/0x1e8\n  |   ret_from_fork+0x10/0x20\n  |\n  |  Freed by task 1:\n  |   kasan_save_stack+0x2c/0x54\n  |   kasan_set_track+0x2c/0x40\n  |   kasan_save_free_info+0x38/0x5c\n  |   __kasan_slab_free+0xe8/0x164\n  |   __kmem_cache_free+0x11c/0x230\n  |   kfree+0x70/0x130\n  |   kfree_const+0x20/0x40\n  |   __scmi_device_destroy+0x70/0x280\n  |   scmi_device_destroy+0x94/0xd0\n  |   scmi_chan_setup+0x524/0x750\n  |   scmi_probe+0x7fc/0x1508\n  |   platform_probe+0xc4/0x19c\n  |   really_probe+0x32c/0x99c\n  |   __driver_probe_device+0x15c/0x3c4\n  |   driver_probe_device+0x5c/0x170\n  |   __driver_attach+0x1c8/0x440\n  |   bus_for_each_dev+0xf4/0x178\n  |   driver_attach+0x3c/0x58\n  |   bus_add_driver+0x234/0x4d4\n  |   driver_register+0xf4/0x3c0\n  |   __platform_driver_register+0x60/0x88\n  |   scmi_driver_init+0xb0/0x104\n  |   do_one_initcall+0xb4/0x664\n  |   kernel_init_freeable+0x3c8/0x894\n  |   kernel_init+0x24/0x1e8\n  |   ret_from_fork+0x10/0x20"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ee7a9c9f67c59008b330deff2762bd8cf1407eec","status":"affected","lessThan":"c3c49feed980279e8342b934bf2c7f25df1b0bc1","versionType":"git"},{"version":"ee7a9c9f67c59008b330deff2762bd8cf1407eec","status":"affected","lessThan":"15b17bbcea07d49c43d21aa700485cbd9f9d00d8","versionType":"git"},{"version":"ee7a9c9f67c59008b330deff2762bd8cf1407eec","status":"affected","lessThan":"1e1f523b185a8ccdcba625b31ff0312d052900e2","versionType":"git"},{"version":"ee7a9c9f67c59008b330deff2762bd8cf1407eec","status":"affected","lessThan":"295416091e44806760ccf753aeafdafc0ae268f3","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/firmware/arm_scmi/bus.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.6","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.6","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.61","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.8","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/firmware/arm_scmi/bus.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/c3c49feed980279e8342b934bf2c7f25df1b0bc1"},{"url":"https://git.kernel.org/stable/c/15b17bbcea07d49c43d21aa700485cbd9f9d00d8"},{"url":"https://git.kernel.org/stable/c/1e1f523b185a8ccdcba625b31ff0312d052900e2"},{"url":"https://git.kernel.org/stable/c/295416091e44806760ccf753aeafdafc0ae268f3"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:19:57.924Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.6.61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.11.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.12"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"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-2024-53068","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-03-06T16:07:52.490511Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","lang":"en","type":"CWE","description":"CWE-416 Use After Free"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-03-06T16:14:32.975Z"}}]}}}