{"api_version":"1","generated_at":"2026-08-15T02:30:14+00:00","cve":"CVE-2026-68333","urls":{"html":"https://cve.report/CVE-2026-68333","api":"https://cve.report/api/cve/CVE-2026-68333.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-68333","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-68333"},"summary":{"title":"dpaa2-switch: put MAC endpoint device on disconnect","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndpaa2-switch: put MAC endpoint device on disconnect\n\nfsl_mc_get_endpoint() returns the MAC endpoint device with a reference\ntaken through device_find_child(). The switch port connect path stores\nthat device in mac->mc_dev and keeps it for the lifetime of the connected\nMAC object.\n\nHowever, the disconnect path only closes the MAC and frees the dpaa2_mac\nobject. It does not drop the endpoint device reference stored in\nmac->mc_dev, so every successful connect leaks that device reference when\nthe MAC is later disconnected.\n\nDrop the endpoint device reference before freeing the dpaa2_mac object.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-10 13:20:23","updated_at":"2026-08-10 13:20:23"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/4c1eabbef7a1707635652e956e39db1269c3af2b","name":"https://git.kernel.org/stable/c/4c1eabbef7a1707635652e956e39db1269c3af2b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c27694ff6748e08fcd2fdba89018439d75b8198f","name":"https://git.kernel.org/stable/c/c27694ff6748e08fcd2fdba89018439d75b8198f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/680eecc850d36a280df9780496bc603fec17b2d6","name":"https://git.kernel.org/stable/c/680eecc850d36a280df9780496bc603fec17b2d6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/26ac2d3602347f0377fbcd5214bc28a9d735ae68","name":"https://git.kernel.org/stable/c/26ac2d3602347f0377fbcd5214bc28a9d735ae68","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1f4ca61b7a93de3dfa5161bcd38ecb99bb091c38","name":"https://git.kernel.org/stable/c/1f4ca61b7a93de3dfa5161bcd38ecb99bb091c38","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-68333","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68333","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 84cba72956fddf29ba666f885c39ed147024c125 1f4ca61b7a93de3dfa5161bcd38ecb99bb091c38 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 84cba72956fddf29ba666f885c39ed147024c125 680eecc850d36a280df9780496bc603fec17b2d6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 84cba72956fddf29ba666f885c39ed147024c125 26ac2d3602347f0377fbcd5214bc28a9d735ae68 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 84cba72956fddf29ba666f885c39ed147024c125 c27694ff6748e08fcd2fdba89018439d75b8198f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 84cba72956fddf29ba666f885c39ed147024c125 4c1eabbef7a1707635652e956e39db1269c3af2b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.15","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.148 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.101 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.42 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.6 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc5 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"1f4ca61b7a93de3dfa5161bcd38ecb99bb091c38","status":"affected","version":"84cba72956fddf29ba666f885c39ed147024c125","versionType":"git"},{"lessThan":"680eecc850d36a280df9780496bc603fec17b2d6","status":"affected","version":"84cba72956fddf29ba666f885c39ed147024c125","versionType":"git"},{"lessThan":"26ac2d3602347f0377fbcd5214bc28a9d735ae68","status":"affected","version":"84cba72956fddf29ba666f885c39ed147024c125","versionType":"git"},{"lessThan":"c27694ff6748e08fcd2fdba89018439d75b8198f","status":"affected","version":"84cba72956fddf29ba666f885c39ed147024c125","versionType":"git"},{"lessThan":"4c1eabbef7a1707635652e956e39db1269c3af2b","status":"affected","version":"84cba72956fddf29ba666f885c39ed147024c125","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.15"},{"lessThan":"5.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.148","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.101","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.42","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc5","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.148","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.101","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.42","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.6","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc5","versionStartIncluding":"5.15","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndpaa2-switch: put MAC endpoint device on disconnect\n\nfsl_mc_get_endpoint() returns the MAC endpoint device with a reference\ntaken through device_find_child(). The switch port connect path stores\nthat device in mac->mc_dev and keeps it for the lifetime of the connected\nMAC object.\n\nHowever, the disconnect path only closes the MAC and frees the dpaa2_mac\nobject. It does not drop the endpoint device reference stored in\nmac->mc_dev, so every successful connect leaks that device reference when\nthe MAC is later disconnected.\n\nDrop the endpoint device reference before freeing the dpaa2_mac object."}],"providerMetadata":{"dateUpdated":"2026-08-10T12:03:09.524Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/1f4ca61b7a93de3dfa5161bcd38ecb99bb091c38"},{"url":"https://git.kernel.org/stable/c/680eecc850d36a280df9780496bc603fec17b2d6"},{"url":"https://git.kernel.org/stable/c/26ac2d3602347f0377fbcd5214bc28a9d735ae68"},{"url":"https://git.kernel.org/stable/c/c27694ff6748e08fcd2fdba89018439d75b8198f"},{"url":"https://git.kernel.org/stable/c/4c1eabbef7a1707635652e956e39db1269c3af2b"}],"title":"dpaa2-switch: put MAC endpoint device on disconnect","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-68333","datePublished":"2026-08-10T12:03:09.524Z","dateReserved":"2026-07-30T09:28:09.383Z","dateUpdated":"2026-08-10T12:03:09.524Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 13:20:23","lastModifiedDate":"2026-08-10 13:20:23","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"68333","Ordinal":"1","Title":"dpaa2-switch: put MAC endpoint device on disconnect","CVE":"CVE-2026-68333","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"68333","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndpaa2-switch: put MAC endpoint device on disconnect\n\nfsl_mc_get_endpoint() returns the MAC endpoint device with a reference\ntaken through device_find_child(). The switch port connect path stores\nthat device in mac->mc_dev and keeps it for the lifetime of the connected\nMAC object.\n\nHowever, the disconnect path only closes the MAC and frees the dpaa2_mac\nobject. It does not drop the endpoint device reference stored in\nmac->mc_dev, so every successful connect leaks that device reference when\nthe MAC is later disconnected.\n\nDrop the endpoint device reference before freeing the dpaa2_mac object.","Type":"Description","Title":"dpaa2-switch: put MAC endpoint device on disconnect"}]}}}