CVE-2022-49729

{"id": "CVE-2022-49729", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2025-02-26T07:01:48.523", "references": [{"url": "https://git.kernel.org/stable/c/0eeec1a8b0cd38c47edeb042980a6aeacecf35ed", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/1eb0afecfb9cd0f38424b82bd9aaa542310934ee", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3e7c7df6991ac349f2fa8540047757df666e610f", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3eadc560c1919b8193d17334145dad9a917960e4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6616872cfe7f0474a22dd1f12699f95bcf81a54d", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6b4d8b44e7163a77fe942f5b80e1651c1b78c537", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8a4d480702b71184fabcf379b80bf7539716752e", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f21f908347712b8288ffe83b531b5e977042b29c", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-401"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: nfcmrvl: Fix memory leak in nfcmrvl_play_deferred\n\nSimilar to the handling of play_deferred in commit 19cfe912c37b\n(\"Bluetooth: btusb: Fix memory leak in play_deferred\"), we thought\na patch might be needed here as well.\n\nCurrently usb_submit_urb is called directly to submit deferred tx\nurbs after unanchor them.\n\nSo the usb_giveback_urb_bh would failed to unref it in usb_unanchor_urb\nand cause memory leak.\n\nPut those urbs in tx_anchor to avoid the leak, and also fix the error\nhandling."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: nfc: nfcmrvl: Fix memory leak in nfcmrvl_play_deferred De forma similar a la gesti\u00f3n de play_deferred en el commit 19cfe912c37b (\"Bluetooth: btusb: Fix memory leak in play_deferred\"), pensamos que tambi\u00e9n podr\u00eda ser necesario un parche aqu\u00ed. Actualmente, se llama a usb_submit_urb directamente para enviar urbs de tx diferidas despu\u00e9s de desanclarlas. Por lo tanto, usb_giveback_urb_bh no podr\u00eda desreferenciarla en usb_unanchor_urb y provocar\u00eda una p\u00e9rdida de memoria. Coloque esas urbs en tx_anchor para evitar la p\u00e9rdida y tambi\u00e9n corrija la gesti\u00f3n de errores."}], "lastModified": "2025-10-01T20:17:09.160", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF939175-79DE-4866-B38C-4C8F9896B785", "versionEndExcluding": "4.9.320"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6D4E7BA7-6B66-4B9A-991A-AD516DADF77D", "versionEndExcluding": "4.14.285", "versionStartIncluding": "4.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8A08E48B-CA77-4A21-9558-17D61C146BE9", "versionEndExcluding": "4.19.249", "versionStartIncluding": "4.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80B2AE57-4A7E-40BB-8C83-33D4436CE199", "versionEndExcluding": "5.4.200", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6442F2CD-FF1C-4574-9948-138835E635D7", "versionEndExcluding": "5.10.124", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "697D250E-E0A4-41BE-BB54-96385E129206", "versionEndExcluding": "5.15.49", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CDD33A19-B51E-4090-A47B-073098916815", "versionEndExcluding": "5.18.6", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A8C30C2D-F82D-4D37-AB48-D76ABFBD5377"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}