{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-40036", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T07:20:57.153Z", "datePublished": "2025-10-28T11:48:17.630Z", "dateUpdated": "2025-10-28T11:48:17.630Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-10-28T11:48:17.630Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmisc: fastrpc: fix possible map leak in fastrpc_put_args\n\ncopy_to_user() failure would cause an early return without cleaning up\nthe fdlist, which has been updated by the DSP. This could lead to map\nleak. Fix this by redirecting to a cleanup path on failure, ensuring\nthat all mapped buffers are properly released before returning."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/misc/fastrpc.c"], "versions": [{"version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988", "lessThan": "a085658264d0c8d4f795d4631f77d7289a021de9", "status": "affected", "versionType": "git"}, {"version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988", "lessThan": "3ad42dc66445df6977cf4be0c06f1a655299ce6c", "status": "affected", "versionType": "git"}, {"version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988", "lessThan": "78d33a041555db03903e8037fd053ed74fbd88cb", "status": "affected", "versionType": "git"}, {"version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988", "lessThan": "c000f65f0ac93d9f9cc69a230d372f6ca93e4879", "status": "affected", "versionType": "git"}, {"version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988", "lessThan": "da1ba64176e0138f2bfa96f9e43e8c3640d01e1e", "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/misc/fastrpc.c"], "versions": [{"version": "5.1", "status": "affected"}, {"version": "0", "lessThan": "5.1", "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-rc1", "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": "5.1", "versionEndExcluding": "6.1.156"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.1", "versionEndExcluding": "6.6.112"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.1", "versionEndExcluding": "6.12.53"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.1", "versionEndExcluding": "6.17.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.1", "versionEndExcluding": "6.18-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/a085658264d0c8d4f795d4631f77d7289a021de9"}, {"url": "https://git.kernel.org/stable/c/3ad42dc66445df6977cf4be0c06f1a655299ce6c"}, {"url": "https://git.kernel.org/stable/c/78d33a041555db03903e8037fd053ed74fbd88cb"}, {"url": "https://git.kernel.org/stable/c/c000f65f0ac93d9f9cc69a230d372f6ca93e4879"}, {"url": "https://git.kernel.org/stable/c/da1ba64176e0138f2bfa96f9e43e8c3640d01e1e"}], "title": "misc: fastrpc: fix possible map leak in fastrpc_put_args", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmisc: fastrpc: fix possible map leak in fastrpc_put_args\n\ncopy_to_user() failure would cause an early return without cleaning up\nthe fdlist, which has been updated by the DSP. This could lead to map\nleak. Fix this by redirecting to a cleanup path on failure, ensuring\nthat all mapped buffers are properly released before returning."}], "id": "CVE-2025-40036", "lastModified": "2025-10-30T15:05:32.197", "metrics": {}, "published": "2025-10-28T12:15:37.487", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3ad42dc66445df6977cf4be0c06f1a655299ce6c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/78d33a041555db03903e8037fd053ed74fbd88cb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a085658264d0c8d4f795d4631f77d7289a021de9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c000f65f0ac93d9f9cc69a230d372f6ca93e4879"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/da1ba64176e0138f2bfa96f9e43e8c3640d01e1e"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: misc: fastrpc: fix possible map leak in fastrpc_put_args", "id": "2406746", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2406746"}, "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-2025-40036", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "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-2025-40036\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-40036\nhttps://lore.kernel.org/linux-cve-announce/2025102811-CVE-2025-40036-a568@gregkh/T"], "threat_severity": "Moderate"}