{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-40035", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T07:20:57.153Z", "datePublished": "2025-10-28T11:48:17.030Z", "dateUpdated": "2026-05-11T21:41:13.342Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:41:13.342Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nInput: uinput - zero-initialize uinput_ff_upload_compat to avoid info leak\n\nStruct ff_effect_compat is embedded twice inside\nuinput_ff_upload_compat, contains internal padding. In particular, there\nis a hole after struct ff_replay to satisfy alignment requirements for\nthe following union member. Without clearing the structure,\ncopy_to_user() may leak stack data to userspace.\n\nInitialize ff_up_compat to zero before filling valid fields."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/input/misc/uinput.c"], "versions": [{"version": "2d56f3a32c0e62f99c043d2579840f9731fe5855", "lessThan": "1b317796013f666ae5040edbf0f230ec61496d42", "status": "affected", "versionType": "git"}, {"version": "2d56f3a32c0e62f99c043d2579840f9731fe5855", "lessThan": "877172b97786ed1678640dff0b2d35abb328844c", "status": "affected", "versionType": "git"}, {"version": "2d56f3a32c0e62f99c043d2579840f9731fe5855", "lessThan": "e63aade22a33e77b93c98c9f02db504d897a76b4", "status": "affected", "versionType": "git"}, {"version": "2d56f3a32c0e62f99c043d2579840f9731fe5855", "lessThan": "933b87c4590b42500299f00ff55f555903056803", "status": "affected", "versionType": "git"}, {"version": "2d56f3a32c0e62f99c043d2579840f9731fe5855", "lessThan": "fd8a23ecbc602d00e47b27f20b07350867d0ebe5", "status": "affected", "versionType": "git"}, {"version": "2d56f3a32c0e62f99c043d2579840f9731fe5855", "lessThan": "48c96b7e9e03516936d6deba54b5553097eae817", "status": "affected", "versionType": "git"}, {"version": "2d56f3a32c0e62f99c043d2579840f9731fe5855", "lessThan": "f5e1f3b85aadce74268c46676772c3e9fa79897e", "status": "affected", "versionType": "git"}, {"version": "2d56f3a32c0e62f99c043d2579840f9731fe5855", "lessThan": "d3366a04770eea807f2826cbdb96934dd8c9bf79", "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/input/misc/uinput.c"], "versions": [{"version": "2.6.29", "status": "affected"}, {"version": "0", "lessThan": "2.6.29", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.301", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.246", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.195", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.156", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.112", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.53", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17.3", "lessThanOrEqual": "6.17.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18", "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": "2.6.29", "versionEndExcluding": "5.4.301"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.29", "versionEndExcluding": "5.10.246"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.29", "versionEndExcluding": "5.15.195"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.29", "versionEndExcluding": "6.1.156"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.29", "versionEndExcluding": "6.6.112"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.29", "versionEndExcluding": "6.12.53"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.29", "versionEndExcluding": "6.17.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.29", "versionEndExcluding": "6.18"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/1b317796013f666ae5040edbf0f230ec61496d42"}, {"url": "https://git.kernel.org/stable/c/877172b97786ed1678640dff0b2d35abb328844c"}, {"url": "https://git.kernel.org/stable/c/e63aade22a33e77b93c98c9f02db504d897a76b4"}, {"url": "https://git.kernel.org/stable/c/933b87c4590b42500299f00ff55f555903056803"}, {"url": "https://git.kernel.org/stable/c/fd8a23ecbc602d00e47b27f20b07350867d0ebe5"}, {"url": "https://git.kernel.org/stable/c/48c96b7e9e03516936d6deba54b5553097eae817"}, {"url": "https://git.kernel.org/stable/c/f5e1f3b85aadce74268c46676772c3e9fa79897e"}, {"url": "https://git.kernel.org/stable/c/d3366a04770eea807f2826cbdb96934dd8c9bf79"}], "title": "Input: uinput - zero-initialize uinput_ff_upload_compat to avoid info leak", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nInput: uinput - zero-initialize uinput_ff_upload_compat to avoid info leak\n\nStruct ff_effect_compat is embedded twice inside\nuinput_ff_upload_compat, contains internal padding. In particular, there\nis a hole after struct ff_replay to satisfy alignment requirements for\nthe following union member. Without clearing the structure,\ncopy_to_user() may leak stack data to userspace.\n\nInitialize ff_up_compat to zero before filling valid fields."}], "id": "CVE-2025-40035", "lastModified": "2026-04-15T00:35:42.020", "metrics": {}, "published": "2025-10-28T12:15:37.363", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1b317796013f666ae5040edbf0f230ec61496d42"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/48c96b7e9e03516936d6deba54b5553097eae817"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/877172b97786ed1678640dff0b2d35abb328844c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/933b87c4590b42500299f00ff55f555903056803"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d3366a04770eea807f2826cbdb96934dd8c9bf79"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e63aade22a33e77b93c98c9f02db504d897a76b4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f5e1f3b85aadce74268c46676772c3e9fa79897e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fd8a23ecbc602d00e47b27f20b07350867d0ebe5"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Deferred"}

{"bugzilla": {"description": "kernel: Input: uinput - zero-initialize uinput_ff_upload_compat to avoid info leak", "id": "2406751", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2406751"}, "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": ["No description is available for this CVE."], "name": "CVE-2025-40035", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "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": "2025-10-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-40035\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-40035\nhttps://lore.kernel.org/linux-cve-announce/2025102811-CVE-2025-40035-9c37@gregkh/T"], "threat_severity": "Low"}

{"created": "2025-10-29T10:58:43.537307+00:00", "updated": "2025-10-29T10:58:43.537342+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}