{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-49817", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-05-01T14:05:17.227Z", "datePublished": "2025-05-01T14:09:40.325Z", "dateUpdated": "2026-05-11T19:07:20.770Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:07:20.770Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: mhi: Fix memory leak in mhi_net_dellink()\n\nMHI driver registers network device without setting the\nneeds_free_netdev flag, and does NOT call free_netdev() when\nunregisters network device, which causes a memory leak.\n\nThis patch calls free_netdev() to fix it since netdev_priv\nis used after unregister."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/mhi_net.c"], "versions": [{"version": "13adac032982c61bb590669e8e87e51558917ca1", "lessThan": "88da008e5e2f9753726ea5a51ef2eb144e9de927", "status": "affected", "versionType": "git"}, {"version": "13adac032982c61bb590669e8e87e51558917ca1", "lessThan": "25a270343b0f16e1f6e65f541a15975a35e238ff", "status": "affected", "versionType": "git"}, {"version": "13adac032982c61bb590669e8e87e51558917ca1", "lessThan": "f7c125bd79f50ec6094761090be81d02726ec6f4", "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/net/mhi_net.c"], "versions": [{"version": "5.14", "status": "affected"}, {"version": "0", "lessThan": "5.14", "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": "5.14", "versionEndExcluding": "5.15.80"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.0.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/88da008e5e2f9753726ea5a51ef2eb144e9de927"}, {"url": "https://git.kernel.org/stable/c/25a270343b0f16e1f6e65f541a15975a35e238ff"}, {"url": "https://git.kernel.org/stable/c/f7c125bd79f50ec6094761090be81d02726ec6f4"}], "title": "net: mhi: Fix memory leak in mhi_net_dellink()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "44A008B2-444E-4E27-8AFD-6081D13307D4", "versionEndExcluding": "5.15.80", "versionStartIncluding": "5.14", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "64F9ADD1-3ADB-4D66-A00F-4A83010B05F0", "versionEndExcluding": "6.0.10", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*", "matchCriteriaId": "E7E331DA-1FB0-4DEC-91AC-7DA69D461C11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*", "matchCriteriaId": "17F0B248-42CF-4AE6-A469-BB1BAE7F4705", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*", "matchCriteriaId": "E2422816-0C14-4B5E-A1E6-A9D776E5C49B", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*", "matchCriteriaId": "1C6E00FE-5FB9-4D20-A1A1-5A32128F9B76", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc5:*:*:*:*:*:*", "matchCriteriaId": "35B26BE4-43A6-4A36-A7F6-5B3F572D9186", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: mhi: Fix memory leak in mhi_net_dellink()\n\nMHI driver registers network device without setting the\nneeds_free_netdev flag, and does NOT call free_netdev() when\nunregisters network device, which causes a memory leak.\n\nThis patch calls free_netdev() to fix it since netdev_priv\nis used after unregister."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: mhi: Se corrige la p\u00e9rdida de memoria en mhi_net_dellink(). El controlador MHI registra el dispositivo de red sin configurar el indicador needs_free_netdev y NO llama a free_netdev() al cancelar el registro del dispositivo de red, lo que provoca una p\u00e9rdida de memoria. Este parche llama a free_netdev() para corregirla, ya que netdev_priv se utiliza despu\u00e9s de cancelar el registro."}], "id": "CVE-2022-49817", "lastModified": "2025-11-07T18:43:37.180", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-05-01T15:16:05.103", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/25a270343b0f16e1f6e65f541a15975a35e238ff"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/88da008e5e2f9753726ea5a51ef2eb144e9de927"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f7c125bd79f50ec6094761090be81d02726ec6f4"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: net: mhi: Fix memory leak in mhi_net_dellink()", "id": "2363523", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2363523"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnet: mhi: Fix memory leak in mhi_net_dellink()\nMHI driver registers network device without setting the\nneeds_free_netdev flag, and does NOT call free_netdev() when\nunregisters network device, which causes a memory leak.\nThis patch calls free_netdev() to fix it since netdev_priv\nis used after unregister."], "name": "CVE-2022-49817", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "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": "2025-05-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49817\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49817\nhttps://lore.kernel.org/linux-cve-announce/2025050132-CVE-2022-49817-0a77@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-06-24T09:51:40.293164+00:00", "updated": "2025-06-24T09:51:40.293214+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}