{"id":"CVE-2022-50532","title":"scsi: mpt3sas: Fix possible resource leaks in mpt3sas_transport_port_add()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: mpt3sas: Fix possible resource leaks in mpt3sas_transport_port_add()\n\nIn mpt3sas_transport_port_add(), if sas_rphy_add() returns error,\nsas_rphy_free() needs be c…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < d60000cb1195a464080b0efb4949daf7594e0020","Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < ce1a69cc85006b494353911b35171da195d79e25","Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < 6a92129c8f999ff5b122c100ce7f625eb3e98c4b","Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < 6f6768e2fc8638fabdd8802c2ef693d7aef01db1","Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < d17bca3ddfe507874cb826d32721552da12e741f","Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < 78316e9dfc24906dd474630928ed1d3c562b568e","Linux 3.8"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:13:09.735188Z"},"published":"2025-10-07","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:20:51.032Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-50532","references":[{"url":"https://git.kernel.org/stable/c/d60000cb1195a464080b0efb4949daf7594e0020"},{"url":"https://git.kernel.org/stable/c/ce1a69cc85006b494353911b35171da195d79e25"},{"url":"https://git.kernel.org/stable/c/6a92129c8f999ff5b122c100ce7f625eb3e98c4b"},{"url":"https://git.kernel.org/stable/c/6f6768e2fc8638fabdd8802c2ef693d7aef01db1"},{"url":"https://git.kernel.org/stable/c/d17bca3ddfe507874cb826d32721552da12e741f"},{"url":"https://git.kernel.org/stable/c/78316e9dfc24906dd474630928ed1d3c562b568e"}],"tags":["cve.org"],"epss":0.0016,"epssPercentile":0.05158,"ingestedAt":"2026-11-05T22:38:31.746Z","slug":"CVE-2022-50532","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nscsi: mpt3sas: Fix possible resource leaks in mpt3sas_transport_port_add()\n\nIn mpt3sas_transport_port_add(), if sas_rphy_add() returns error,\nsas_rphy_free() needs be called to free the resource allocated in\nsas_end_device_alloc(). Otherwise a kernel crash will happen:\n\nUnable to handle kernel NULL pointer dereference at virtual address 0000000000000108\nCPU: 45 PID: 37020 Comm: bash Kdump: loaded Tainted: G        W          6.1.0-rc1+ #189\npstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)\npc : device_del+0x54/0x3d0\nlr : device_del+0x37c/0x3d0\nCall trace:\n device_del+0x54/0x3d0\n attribute_container_class_device_del+0x28/0x38\n transport_remove_classdev+0x6c/0x80\n attribute_container_device_trigger+0x108/0x110\n transport_remove_device+0x28/0x38\n sas_rphy_remove+0x50/0x78 [scsi_transport_sas]\n sas_port_delete+0x30/0x148 [scsi_transport_sas]\n do_sas_phy_delete+0x78/0x80 [scsi_transport_sas]\n device_for_each_child+0x68/0xb0\n sas_remove_children+0x30/0x50 [scsi_transport_sas]\n sas_rphy_remove+0x38/0x78 [scsi_transport_sas]\n sas_port_delete+0x30/0x148 [scsi_transport_sas]\n do_sas_phy_delete+0x78/0x80 [scsi_transport_sas]\n device_for_each_child+0x68/0xb0\n sas_remove_children+0x30/0x50 [scsi_transport_sas]\n sas_remove_host+0x20/0x38 [scsi_transport_sas]\n scsih_remove+0xd8/0x420 [mpt3sas]\n\nBecause transport_add_device() is not called when sas_rphy_add() fails, the\ndevice is not added. When sas_rphy_remove() is subsequently called to\nremove the device in the remove() path, a NULL pointer dereference happens.\n\n## Affected\n\n- `Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < d60000cb1195a464080b0efb4949daf7594e0020`\n- `Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < ce1a69cc85006b494353911b35171da195d79e25`\n- `Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < 6a92129c8f999ff5b122c100ce7f625eb3e98c4b`\n- `Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < 6f6768e2fc8638fabdd8802c2ef693d7aef01db1`\n- `Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < d17bca3ddfe507874cb826d32721552da12e741f`\n- `Linux >= f92363d12359498f9a9960511de1a550f0ec41c2 < 78316e9dfc24906dd474630928ed1d3c562b568e`\n- `Linux 3.8`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}