{"api_version":"1","generated_at":"2026-04-23T06:20:47+00:00","cve":"CVE-2026-23464","urls":{"html":"https://cve.report/CVE-2026-23464","api":"https://cve.report/api/cve/CVE-2026-23464.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-23464","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-23464"},"summary":{"title":"soc: microchip: mpfs: Fix memory leak in mpfs_sys_controller_probe()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: microchip: mpfs: Fix memory leak in mpfs_sys_controller_probe()\n\nIn mpfs_sys_controller_probe(), if of_get_mtd_device_by_node() fails,\nthe function returns immediately without freeing the allocated memory\nfor sys_controller, leading to a memory leak.\n\nFix this by jumping to the out_free label to ensure the memory is\nproperly freed.\n\nAlso, consolidate the error handling for the mbox_request_channel()\nfailure case to use the same label.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-04-03 16:16:33","updated_at":"2026-04-07 13:20:55"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/17c84fb7cf3971cc621646185d785670e9530ca1","name":"https://git.kernel.org/stable/c/17c84fb7cf3971cc621646185d785670e9530ca1","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e3dd5cffba07de6574165a72851471cd42cc6d15","name":"https://git.kernel.org/stable/c/e3dd5cffba07de6574165a72851471cd42cc6d15","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/da4b44c42f40501db35f5d0a6243708a061490a0","name":"https://git.kernel.org/stable/c/da4b44c42f40501db35f5d0a6243708a061490a0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5a741f8cc6fe62542f955cd8d24933a1b6589cbd","name":"https://git.kernel.org/stable/c/5a741f8cc6fe62542f955cd8d24933a1b6589cbd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-23464","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23464","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 742aa6c563d29c367edbf0ef7236a7a853ed9be4 da4b44c42f40501db35f5d0a6243708a061490a0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 742aa6c563d29c367edbf0ef7236a7a853ed9be4 e3dd5cffba07de6574165a72851471cd42cc6d15 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 742aa6c563d29c367edbf0ef7236a7a853ed9be4 17c84fb7cf3971cc621646185d785670e9530ca1 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 742aa6c563d29c367edbf0ef7236a7a853ed9be4 5a741f8cc6fe62542f955cd8d24933a1b6589cbd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.8","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.8 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.78 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.20 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.10 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0-rc5 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"23464","cve":"CVE-2026-23464","epss":"0.000180000","percentile":"0.044270000","score_date":"2026-04-07","updated_at":"2026-04-08 00:03:39"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/soc/microchip/mpfs-sys-controller.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"da4b44c42f40501db35f5d0a6243708a061490a0","status":"affected","version":"742aa6c563d29c367edbf0ef7236a7a853ed9be4","versionType":"git"},{"lessThan":"e3dd5cffba07de6574165a72851471cd42cc6d15","status":"affected","version":"742aa6c563d29c367edbf0ef7236a7a853ed9be4","versionType":"git"},{"lessThan":"17c84fb7cf3971cc621646185d785670e9530ca1","status":"affected","version":"742aa6c563d29c367edbf0ef7236a7a853ed9be4","versionType":"git"},{"lessThan":"5a741f8cc6fe62542f955cd8d24933a1b6589cbd","status":"affected","version":"742aa6c563d29c367edbf0ef7236a7a853ed9be4","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/soc/microchip/mpfs-sys-controller.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.8"},{"lessThan":"6.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.78","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.20","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0-rc5","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.78","versionStartIncluding":"6.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.20","versionStartIncluding":"6.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.10","versionStartIncluding":"6.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0-rc5","versionStartIncluding":"6.8","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: microchip: mpfs: Fix memory leak in mpfs_sys_controller_probe()\n\nIn mpfs_sys_controller_probe(), if of_get_mtd_device_by_node() fails,\nthe function returns immediately without freeing the allocated memory\nfor sys_controller, leading to a memory leak.\n\nFix this by jumping to the out_free label to ensure the memory is\nproperly freed.\n\nAlso, consolidate the error handling for the mbox_request_channel()\nfailure case to use the same label."}],"providerMetadata":{"dateUpdated":"2026-04-03T15:15:43.137Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/da4b44c42f40501db35f5d0a6243708a061490a0"},{"url":"https://git.kernel.org/stable/c/e3dd5cffba07de6574165a72851471cd42cc6d15"},{"url":"https://git.kernel.org/stable/c/17c84fb7cf3971cc621646185d785670e9530ca1"},{"url":"https://git.kernel.org/stable/c/5a741f8cc6fe62542f955cd8d24933a1b6589cbd"}],"title":"soc: microchip: mpfs: Fix memory leak in mpfs_sys_controller_probe()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-23464","datePublished":"2026-04-03T15:15:43.137Z","dateReserved":"2026-01-13T15:37:46.021Z","dateUpdated":"2026-04-03T15:15:43.137Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-03 16:16:33","lastModifiedDate":"2026-04-07 13:20:55","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"23464","Ordinal":"1","Title":"soc: microchip: mpfs: Fix memory leak in mpfs_sys_controller_pro","CVE":"CVE-2026-23464","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"23464","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: microchip: mpfs: Fix memory leak in mpfs_sys_controller_probe()\n\nIn mpfs_sys_controller_probe(), if of_get_mtd_device_by_node() fails,\nthe function returns immediately without freeing the allocated memory\nfor sys_controller, leading to a memory leak.\n\nFix this by jumping to the out_free label to ensure the memory is\nproperly freed.\n\nAlso, consolidate the error handling for the mbox_request_channel()\nfailure case to use the same label.","Type":"Description","Title":"soc: microchip: mpfs: Fix memory leak in mpfs_sys_controller_pro"}]}}}