{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-63839", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.015Z", "datePublished": "2026-07-19T14:04:35.146Z", "dateUpdated": "2026-07-19T14:04:35.146Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-19T14:04:35.146Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86: lenovo-wmi-helpers: Fix memory leak in lwmi_dev_evaluate_int()\n\nlwmi_dev_evaluate_int() leaks output.pointer when retval == NULL (found\nby sashiko.dev [1]).\n\nFix it by moving `ret_obj = output.pointer' outside of the `if (retval)'\nblock so that it is always freed by the __free cleanup callback.\n\nNo functional change intended."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/platform/x86/lenovo/wmi-helpers.c"], "versions": [{"version": "e521d16e76cd9ea99c585e064f4e7daf657b1451", "lessThan": "40a984dd0602e238ad893b167751620e751d1199", "status": "affected", "versionType": "git"}, {"version": "e521d16e76cd9ea99c585e064f4e7daf657b1451", "lessThan": "0c3887a134f191723b53e2a47e501b534c8723ee", "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/platform/x86/lenovo/wmi-helpers.c"], "versions": [{"version": "6.17", "status": "affected"}, {"version": "0", "lessThan": "6.17", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.10", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1", "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": "6.17", "versionEndExcluding": "7.0.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/40a984dd0602e238ad893b167751620e751d1199"}, {"url": "https://git.kernel.org/stable/c/0c3887a134f191723b53e2a47e501b534c8723ee"}], "title": "platform/x86: lenovo-wmi-helpers: Fix memory leak in lwmi_dev_evaluate_int()", "x_generator": {"engine": "bippy-1.2.0"}}}}

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