{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-53997", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-24T10:53:46.176Z", "datePublished": "2025-12-24T10:55:34.077Z", "dateUpdated": "2025-12-24T10:55:34.077Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-12-24T10:55:34.077Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nthermal: of: fix double-free on unregistration\n\nSince commit 3d439b1a2ad3 (\"thermal/core: Alloc-copy-free the thermal\nzone parameters structure\"), thermal_zone_device_register() allocates\na copy of the tzp argument and frees it when unregistering, so\nthermal_of_zone_register() now ends up leaking its original tzp and\ndouble-freeing the tzp copy. Fix this by locating tzp on stack instead."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/thermal/thermal_of.c"], "versions": [{"version": "3d439b1a2ad36c8b4ea151c8de25309d60d17407", "lessThan": "adce49089412a9ae28f5c666e0bb12fbcd86b3f7", "status": "affected", "versionType": "git"}, {"version": "3d439b1a2ad36c8b4ea151c8de25309d60d17407", "lessThan": "ac4436a5b20e0ef1f608a9ef46c08d5d142f8da6", "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/thermal/thermal_of.c"], "versions": [{"version": "6.4", "status": "affected"}, {"version": "0", "lessThan": "6.4", "status": "unaffected", "versionType": "semver"}, {"version": "6.4.8", "lessThanOrEqual": "6.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.5", "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": "6.4", "versionEndExcluding": "6.4.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.4", "versionEndExcluding": "6.5"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/adce49089412a9ae28f5c666e0bb12fbcd86b3f7"}, {"url": "https://git.kernel.org/stable/c/ac4436a5b20e0ef1f608a9ef46c08d5d142f8da6"}], "title": "thermal: of: fix double-free on unregistration", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nthermal: of: fix double-free on unregistration\n\nSince commit 3d439b1a2ad3 (\"thermal/core: Alloc-copy-free the thermal\nzone parameters structure\"), thermal_zone_device_register() allocates\na copy of the tzp argument and frees it when unregistering, so\nthermal_of_zone_register() now ends up leaking its original tzp and\ndouble-freeing the tzp copy. Fix this by locating tzp on stack instead."}], "id": "CVE-2023-53997", "lastModified": "2025-12-24T11:15:52.607", "metrics": {}, "published": "2025-12-24T11:15:52.607", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ac4436a5b20e0ef1f608a9ef46c08d5d142f8da6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/adce49089412a9ae28f5c666e0bb12fbcd86b3f7"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{}