CVE-2022-49508

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"CVE-2022-49508", "state": "PUBLISHED", "dateUpdated": "2026-05-11T19:01:16.479Z", "dateReserved": "2025-02-26T02:08:31.587Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2025-02-26T02:13:39.472Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/hid/hid-elan.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "c92ec22a991778a096342cf1a917ae36c5c86a90", "status": "affected", "version": "9a6a4193d65b853020ef0e66cecdf9e64a863883", "versionType": "git"}, {"lessThan": "f1d4f19a796551edc6679a681ea1756b8c578c08", "status": "affected", "version": "9a6a4193d65b853020ef0e66cecdf9e64a863883", "versionType": "git"}, {"lessThan": "6d0726725c7c560495f5ff364862a2cefea542e3", "status": "affected", "version": "9a6a4193d65b853020ef0e66cecdf9e64a863883", "versionType": "git"}, {"lessThan": "24f9dfdaece9bd75bb8dbfdba83eddeefdf7dc47", "status": "affected", "version": "9a6a4193d65b853020ef0e66cecdf9e64a863883", "versionType": "git"}, {"lessThan": "5291451851feeb66fd4bf0826710f482f3b1ab38", "status": "affected", "version": "9a6a4193d65b853020ef0e66cecdf9e64a863883", "versionType": "git"}, {"lessThan": "8bb1716507ebf12d50bbf181764481de3b6bc7fd", "status": "affected", "version": "9a6a4193d65b853020ef0e66cecdf9e64a863883", "versionType": "git"}, {"lessThan": "1af20714fedad238362571620be0bd690ded05b6", "status": "affected", "version": "9a6a4193d65b853020ef0e66cecdf9e64a863883", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/hid/hid-elan.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "4.17"}, {"lessThan": "4.17", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "4.19.*", "status": "unaffected", "version": "4.19.247", "versionType": "semver"}, {"lessThanOrEqual": "5.4.*", "status": "unaffected", "version": "5.4.198", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.121", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.46", "versionType": "semver"}, {"lessThanOrEqual": "5.17.*", "status": "unaffected", "version": "5.17.14", "versionType": "semver"}, {"lessThanOrEqual": "5.18.*", "status": "unaffected", "version": "5.18.3", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "5.19", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "1D618A3C-AEC5-4520-BBDB-002AC8CA3FED", "versionEndExcluding": "4.19.247", "versionStartIncluding": "4.17", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "3EC49633-14DE-4EBD-BB80-76AE2E3EABB9", "versionEndExcluding": "5.4.198", "versionStartIncluding": "4.20", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "34ACD872-E5BC-401C-93D5-B357A62426E0", "versionEndExcluding": "5.10.121", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "20D41697-0E8B-4B7D-8842-F17BF2AA21E1", "versionEndExcluding": "5.15.46", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "15E2DD33-2255-4B76-9C15-04FF8CBAB252", "versionEndExcluding": "5.17.14", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8E122216-2E9E-4B3E-B7B8-D575A45BA3C2", "versionEndExcluding": "5.18.3", "versionStartIncluding": "5.18", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: elan: Fix potential double free in elan_input_configured\n\n'input' is a managed resource allocated with devm_input_allocate_device(),\nso there is no need to call input_free_device() explicitly or\nthere will be a double free.\n\nAccording to the doc of devm_input_allocate_device():\n * Managed input devices do not need to be explicitly unregistered or\n * freed as it will be done automatically when owner device unbinds from\n * its driver (or binding fails)."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: HID: elan: Se corrige una posible doble liberaci\u00f3n en elan_input_configured 'input' es un recurso administrado asignado con devm_input_allocate_device(), por lo que no es necesario llamar a input_free_device() expl\u00edcitamente o habr\u00e1 una doble liberaci\u00f3n. Seg\u00fan la documentaci\u00f3n de devm_input_allocate_device(): * Los dispositivos de entrada administrados no necesitan ser desregistrados expl\u00edcitamente o * liberados ya que se har\u00e1 autom\u00e1ticamente cuando el dispositivo propietario se desvincule de * su controlador (o la vinculaci\u00f3n falle)."}], "id": "CVE-2022-49508", "lastModified": "2026-06-17T05:18:16.683", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-49508", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-10-01T19:38:25.923559Z", "version": "2.0.3"}}]}, "published": "2025-02-26T07:01:26.923", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1af20714fedad238362571620be0bd690ded05b6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/24f9dfdaece9bd75bb8dbfdba83eddeefdf7dc47"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5291451851feeb66fd4bf0826710f482f3b1ab38"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/6d0726725c7c560495f5ff364862a2cefea542e3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8bb1716507ebf12d50bbf181764481de3b6bc7fd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c92ec22a991778a096342cf1a917ae36c5c86a90"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f1d4f19a796551edc6679a681ea1756b8c578c08"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-415"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-415"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: HID: elan: Fix potential double free in elan_input_configured", "id": "2348178", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2348178"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-415", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nHID: elan: Fix potential double free in elan_input_configured\n'input' is a managed resource allocated with devm_input_allocate_device(),\nso there is no need to call input_free_device() explicitly or\nthere will be a double free.\nAccording to the doc of devm_input_allocate_device():\n* Managed input devices do not need to be explicitly unregistered or\n* freed as it will be done automatically when owner device unbinds from\n* its driver (or binding fails)."], "name": "CVE-2022-49508", "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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49508\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49508\nhttps://lore.kernel.org/linux-cve-announce/2025022609-CVE-2022-49508-c351@gregkh/T"], "threat_severity": "Moderate"}

{}