{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-50809", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-30T12:06:07.129Z", "datePublished": "2025-12-30T12:08:27.242Z", "dateUpdated": "2026-05-23T15:25:16.272Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:25:16.272Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxhci: dbc: Fix memory leak in xhci_alloc_dbc()\n\nIf DbC is already in use, then the allocated memory for the xhci_dbc struct\ndoesn't get freed before returning NULL, which leads to a memleak."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/usb/host/xhci-dbgcap.c"], "versions": [{"version": "d7afb4a13f6c6ee7df7d0bfc67b4ef19ece6d802", "lessThan": "103b459590e1eb4d80b02761eb36c7cae1d9b58e", "status": "affected", "versionType": "git"}, {"version": "534675942e901959b5d8dc11ea526c4e48817d8e", "lessThan": "116d6a6964986ea7eb516daa36128d270f1f248d", "status": "affected", "versionType": "git"}, {"version": "534675942e901959b5d8dc11ea526c4e48817d8e", "lessThan": "69e67c804d09a6b1bcda1f4f242f151f813eeb4a", "status": "affected", "versionType": "git"}, {"version": "534675942e901959b5d8dc11ea526c4e48817d8e", "lessThan": "d591b32e519603524a35b172156db71df9116902", "status": "affected", "versionType": "git"}, {"version": "5.15.58", "lessThan": "5.15.75", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/usb/host/xhci-dbgcap.c"], "versions": [{"version": "5.18", "status": "affected"}, {"version": "0", "lessThan": "5.18", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.75", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.19.17", "lessThanOrEqual": "5.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.3", "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": "5.15.58", "versionEndExcluding": "5.15.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "5.19.17"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.0.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/103b459590e1eb4d80b02761eb36c7cae1d9b58e"}, {"url": "https://git.kernel.org/stable/c/116d6a6964986ea7eb516daa36128d270f1f248d"}, {"url": "https://git.kernel.org/stable/c/69e67c804d09a6b1bcda1f4f242f151f813eeb4a"}, {"url": "https://git.kernel.org/stable/c/d591b32e519603524a35b172156db71df9116902"}], "title": "xhci: dbc: Fix memory leak in xhci_alloc_dbc()", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxhci: dbc: Fix memory leak in xhci_alloc_dbc()\n\nIf DbC is already in use, then the allocated memory for the xhci_dbc struct\ndoesn't get freed before returning NULL, which leads to a memleak."}], "id": "CVE-2022-50809", "lastModified": "2026-04-15T00:35:42.020", "metrics": {}, "published": "2025-12-30T13:15:55.027", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/103b459590e1eb4d80b02761eb36c7cae1d9b58e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/116d6a6964986ea7eb516daa36128d270f1f248d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/69e67c804d09a6b1bcda1f4f242f151f813eeb4a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d591b32e519603524a35b172156db71df9116902"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Deferred"}

{"bugzilla": {"description": "kernel: xhci: dbc: Fix memory leak in xhci_alloc_dbc()", "id": "2426028", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2426028"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nxhci: dbc: Fix memory leak in xhci_alloc_dbc()\nIf DbC is already in use, then the allocated memory for the xhci_dbc struct\ndoesn't get freed before returning NULL, which leads to a memleak."], "name": "CVE-2022-50809", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-12-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-50809\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50809\nhttps://lore.kernel.org/linux-cve-announce/2025123012-CVE-2022-50809-e4a0@gregkh/T"], "threat_severity": "Low"}

{}