| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nata: libata-transport: fix error handling in ata_tdev_add()\n\nIn ata_tdev_add(), the return value of transport_add_device() is\nnot checked. As a result, it causes null-ptr-deref while removing\nthe module, because transport_remove_device() is called to remove\nthe device that was not added.\n\nUnable to handle kernel NULL pointer dereference at virtual address 00000000000000d0\nCPU: 13 PID: 13603 Comm: rmmod Kdump: loaded Tainted: G W 6.1.0-rc3+ #36\npstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\npc : device_del+0x48/0x3a0\nlr : device_del+0x44/0x3a0\nCall trace:\n device_del+0x48/0x3a0\n attribute_container_class_device_del+0x28/0x40\n transport_remove_classdev+0x60/0x7c\n attribute_container_device_trigger+0x118/0x120\n transport_remove_device+0x20/0x30\n ata_tdev_delete+0x24/0x50 [libata]\n ata_tlink_delete+0x40/0xa0 [libata]\n ata_tport_delete+0x2c/0x60 [libata]\n ata_port_detach+0x148/0x1b0 [libata]\n ata_pci_remove_one+0x50/0x80 [libata]\n ahci_remove_one+0x4c/0x8c [ahci]\n\nFix this by checking and handling return value of transport_add_device()\nin ata_tdev_add(). In the error path, device_del() is called to delete\nthe device which was added earlier in this function, and ata_tdev_free()\nis called to free ata_dev." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/ata/libata-transport.c" |
| ], |
| "versions": [ |
| { |
| "version": "d9027470b88631d0956ac37cdadfdeb9cdcf2c99", |
| "lessThan": "ef2ac07ab83163b9a53f45da20e14302591ad9cc", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d9027470b88631d0956ac37cdadfdeb9cdcf2c99", |
| "lessThan": "f23058dc2398db1d8faca9a2b1ce30b85cdd8b22", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d9027470b88631d0956ac37cdadfdeb9cdcf2c99", |
| "lessThan": "f54331962883f4fc4bf5e487e6e7cf07c4567fef", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d9027470b88631d0956ac37cdadfdeb9cdcf2c99", |
| "lessThan": "1ff36351309e3eadcff297480baf4785e726de9b", |
| "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/ata/libata-transport.c" |
| ], |
| "versions": [ |
| { |
| "version": "2.6.37", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "2.6.37", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.156", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.80", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.0.10", |
| "lessThanOrEqual": "6.0.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
| ], |
| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.37", |
| "versionEndExcluding": "5.10.156" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.37", |
| "versionEndExcluding": "5.15.80" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.37", |
| "versionEndExcluding": "6.0.10" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.37", |
| "versionEndExcluding": "6.1" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/ef2ac07ab83163b9a53f45da20e14302591ad9cc" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/f23058dc2398db1d8faca9a2b1ce30b85cdd8b22" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/f54331962883f4fc4bf5e487e6e7cf07c4567fef" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1ff36351309e3eadcff297480baf4785e726de9b" |
| } |
| ], |
| "title": "ata: libata-transport: fix error handling in ata_tdev_add()", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2022-49823", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
