{"api_version":"1","generated_at":"2026-10-21T15:58:49+00:00","cve":"CVE-2026-98781","urls":{"html":"https://cve.report/CVE-2026-98781","api":"https://cve.report/api/cve/CVE-2026-98781.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98781","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98781"},"summary":{"title":"drm/mediatek: Fix pdev reference leak in mtk_drm_bind()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/mediatek: Fix pdev reference leak in mtk_drm_bind()\n\nWhen the device is not the mmsys master, mtk_drm_bind() returns early\nafter taking a reference on the disp-mutex device via\nof_find_device_by_node(), without ever dropping it: mtk_drm_unbind()\nonly puts mutex_dev for the master. Drop the reference before returning\nfrom the non-master path.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-18 16:17:32","updated_at":"2026-10-21 13:21:46"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/cb3e0244514d13507c6048777e1d0277e611cf6c","name":"https://git.kernel.org/stable/c/cb3e0244514d13507c6048777e1d0277e611cf6c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4a8f9cad0fced77b36b297c67c42730c9cb32ec6","name":"https://git.kernel.org/stable/c/4a8f9cad0fced77b36b297c67c42730c9cb32ec6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b84f1386d84b3a73f73ebb416a3f97c5d64a8ab3","name":"https://git.kernel.org/stable/c/b84f1386d84b3a73f73ebb416a3f97c5d64a8ab3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3753e34b73fcbe2a2edbe984614a008a261697ef","name":"https://git.kernel.org/stable/c/3753e34b73fcbe2a2edbe984614a008a261697ef","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4a0ae61067671f556eeaf5ea4e59a1db63163d70","name":"https://git.kernel.org/stable/c/4a0ae61067671f556eeaf5ea4e59a1db63163d70","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98781","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98781","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1ef7ed48356cd5f9af2b7671956991b658d8c2ba 4a0ae61067671f556eeaf5ea4e59a1db63163d70 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1ef7ed48356cd5f9af2b7671956991b658d8c2ba 4a8f9cad0fced77b36b297c67c42730c9cb32ec6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1ef7ed48356cd5f9af2b7671956991b658d8c2ba b84f1386d84b3a73f73ebb416a3f97c5d64a8ab3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1ef7ed48356cd5f9af2b7671956991b658d8c2ba cb3e0244514d13507c6048777e1d0277e611cf6c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1ef7ed48356cd5f9af2b7671956991b658d8c2ba 3753e34b73fcbe2a2edbe984614a008a261697ef git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.4","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.4 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.160 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.113 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.56 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.10 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * 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/gpu/drm/mediatek/mtk_drm_drv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"4a0ae61067671f556eeaf5ea4e59a1db63163d70","status":"affected","version":"1ef7ed48356cd5f9af2b7671956991b658d8c2ba","versionType":"git"},{"lessThan":"4a8f9cad0fced77b36b297c67c42730c9cb32ec6","status":"affected","version":"1ef7ed48356cd5f9af2b7671956991b658d8c2ba","versionType":"git"},{"lessThan":"b84f1386d84b3a73f73ebb416a3f97c5d64a8ab3","status":"affected","version":"1ef7ed48356cd5f9af2b7671956991b658d8c2ba","versionType":"git"},{"lessThan":"cb3e0244514d13507c6048777e1d0277e611cf6c","status":"affected","version":"1ef7ed48356cd5f9af2b7671956991b658d8c2ba","versionType":"git"},{"lessThan":"3753e34b73fcbe2a2edbe984614a008a261697ef","status":"affected","version":"1ef7ed48356cd5f9af2b7671956991b658d8c2ba","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/mediatek/mtk_drm_drv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.4"},{"lessThan":"6.4","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.160","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.113","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.56","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.160","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.113","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.56","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.10","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"6.4","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/mediatek: Fix pdev reference leak in mtk_drm_bind()\n\nWhen the device is not the mmsys master, mtk_drm_bind() returns early\nafter taking a reference on the disp-mutex device via\nof_find_device_by_node(), without ever dropping it: mtk_drm_unbind()\nonly puts mutex_dev for the master. Drop the reference before returning\nfrom the non-master path."}],"providerMetadata":{"dateUpdated":"2026-10-21T12:56:55.059Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/4a0ae61067671f556eeaf5ea4e59a1db63163d70"},{"url":"https://git.kernel.org/stable/c/4a8f9cad0fced77b36b297c67c42730c9cb32ec6"},{"url":"https://git.kernel.org/stable/c/b84f1386d84b3a73f73ebb416a3f97c5d64a8ab3"},{"url":"https://git.kernel.org/stable/c/cb3e0244514d13507c6048777e1d0277e611cf6c"},{"url":"https://git.kernel.org/stable/c/3753e34b73fcbe2a2edbe984614a008a261697ef"}],"title":"drm/mediatek: Fix pdev reference leak in mtk_drm_bind()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98781","datePublished":"2026-10-18T15:48:18.590Z","dateReserved":"2026-09-25T10:25:14.369Z","dateUpdated":"2026-10-21T12:56:55.059Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-18 16:17:32","lastModifiedDate":"2026-10-21 13:21:46","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98781","Ordinal":"1","Title":"drm/mediatek: Fix pdev reference leak in mtk_drm_bind()","CVE":"CVE-2026-98781","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98781","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/mediatek: Fix pdev reference leak in mtk_drm_bind()\n\nWhen the device is not the mmsys master, mtk_drm_bind() returns early\nafter taking a reference on the disp-mutex device via\nof_find_device_by_node(), without ever dropping it: mtk_drm_unbind()\nonly puts mutex_dev for the master. Drop the reference before returning\nfrom the non-master path.","Type":"Description","Title":"drm/mediatek: Fix pdev reference leak in mtk_drm_bind()"}]}}}