{"affected":[{"defaultStatus":"unaffected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"lessThan":"b5362dc1634d8b8d5f30920f33ac11a3276b7ed9","status":"affected","version":"d9027470b88631d0956ac37cdadfdeb9cdcf2c99","versionType":"git"},{"lessThan":"e7bb1b7a7bf26f6b7372b7b683daece4a42fda02","status":"affected","version":"d9027470b88631d0956ac37cdadfdeb9cdcf2c99","versionType":"git"},{"lessThan":"52d9bb0adae9359711a0c5271430afd3754069e7","status":"affected","version":"d9027470b88631d0956ac37cdadfdeb9cdcf2c99","versionType":"git"},{"lessThan":"3613dbe3909dcc637fe6be00e4dc43b4aa0470ee","status":"affected","version":"d9027470b88631d0956ac37cdadfdeb9cdcf2c99","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"status":"affected","version":"2.6.37"},{"lessThan":"2.6.37","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.156","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.80","versionType":"semver"},{"lessThanOrEqual":"6.0.*","status":"unaffected","version":"6.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.1","versionType":"original_commit_for_fix"}]}],"cveId":"CVE-2022-49825","cwes":[],"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nata: libata-transport: fix error handling in ata_tport_add()\n\nIn ata_tport_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: 12 PID: 13605 Comm: rmmod Kdump: loaded Tainted: G        W          6.1.0-rc3+ #8\npstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\npc : device_del+0x48/0x39c\nlr : device_del+0x44/0x39c\nCall trace:\n device_del+0x48/0x39c\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_tport_delete+0x34/0x60 [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_tport_add().","epss":{"date":"2026-11-05","percentile":0.12201,"score":0.00216},"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793908808352,"publishedAt":1746108585524,"references":[{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/b5362dc1634d8b8d5f30920f33ac11a3276b7ed9"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/e7bb1b7a7bf26f6b7372b7b683daece4a42fda02"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/52d9bb0adae9359711a0c5271430afd3754069e7"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/3613dbe3909dcc637fe6be00e4dc43b4aa0470ee"}],"remediation":[],"revision":"994545a454bf57a065c5f34913407340ed7dd82f9898ff85a823baf16274808c","sources":[{"modifiedAt":1793908808352,"name":"CNA: Linux","retrievedAt":1793909457161,"url":"https://www.cve.org/CVERecord?id=CVE-2022-49825"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793909486859,"url":"https://api.first.org/data/v1/epss?cve=CVE-2022-49825"}],"ssvc":{"assessedAt":1793908193013,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"ata: libata-transport: fix error handling in ata_tport_add()","updatedAt":1793909486859}