{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-53266", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-16T08:05:12.515Z", "datePublished": "2025-09-16T08:06:56.578Z", "dateUpdated": "2025-09-16T08:06:56.578Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-09-16T08:06:56.578Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\narm64: acpi: Fix possible memory leak of ffh_ctxt\n\nAllocated 'ffh_ctxt' memory leak is possible if the SMCCC version\nand conduit checks fail and -EOPNOTSUPP is returned without freeing the\nallocated memory.\n\nFix the same by moving the allocation after the SMCCC version and\nconduit checks."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/arm64/kernel/acpi.c"], "versions": [{"version": "1d280ce099db396e092cac1aa9bf2ea8beee6d76", "lessThan": "7521da2eb42d65f89f511b7912d3757cf3d9168a", "status": "affected", "versionType": "git"}, {"version": "1d280ce099db396e092cac1aa9bf2ea8beee6d76", "lessThan": "1b561d3949f8478c5403c9752b5533211a757226", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/arm64/kernel/acpi.c"], "versions": [{"version": "6.2", "status": "affected"}, {"version": "0", "lessThan": "6.2", "status": "unaffected", "versionType": "semver"}, {"version": "6.2.3", "lessThanOrEqual": "6.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.3", "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": "6.2", "versionEndExcluding": "6.2.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/7521da2eb42d65f89f511b7912d3757cf3d9168a"}, {"url": "https://git.kernel.org/stable/c/1b561d3949f8478c5403c9752b5533211a757226"}], "title": "arm64: acpi: Fix possible memory leak of ffh_ctxt", "x_generator": {"engine": "bippy-1.2.0"}}}}

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