{"api_version":"1","generated_at":"2026-10-26T11:08:07+00:00","cve":"CVE-2026-98609","urls":{"html":"https://cve.report/CVE-2026-98609","api":"https://cve.report/api/cve/CVE-2026-98609.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98609","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98609"},"summary":{"title":"drm/virtio: fix object leak when drm_gem_handle_create() fails","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/virtio: fix object leak when drm_gem_handle_create() fails\n\nvirtio_gpu_gem_create() owns the reference taken by\nvirtio_gpu_object_create(). On the drm_gem_handle_create() error path it\ncalls drm_gem_object_release() instead of dropping that reference.\n\ndrm_gem_object_release() is the inverse of drm_gem_object_init() and does\nnot touch the reference count or call obj->funcs->free(), so it is only\ncorrect as the last step of a destructor, as in\nvirtio_gpu_cleanup_object(). Using it here leaves the bo at refcount 1\nwith no remaining reference, so virtio_gpu_free_object() never runs and\nthe shmem pages, sg table and virtio_gpu_object are leaked. Since\nvirtio_gpu_object_create() has already set bo->created,\nVIRTIO_GPU_CMD_RESOURCE_UNREF is not queued either, leaking the host-side\nresource and the resource id.\n\ndrm_gem_handle_create_tail() drops the handle reference on all of its\ninternal error paths, so the caller only has to drop its own. Use\ndrm_gem_object_put(), matching the success path below.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-18 16:17:13","updated_at":"2026-10-19 10:19:22"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/e2edd2d78d2cf8446de017adec9598feefed3297","name":"https://git.kernel.org/stable/c/e2edd2d78d2cf8446de017adec9598feefed3297","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/13423a058187c2039aa8cb235c916be4477221b7","name":"https://git.kernel.org/stable/c/13423a058187c2039aa8cb235c916be4477221b7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/687be2f8b5e0e0ca9a7028f8f6413d0ed3fbb9dc","name":"https://git.kernel.org/stable/c/687be2f8b5e0e0ca9a7028f8f6413d0ed3fbb9dc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/372e9c3d45f664a2c000427ccbf6cdc2f99b3170","name":"https://git.kernel.org/stable/c/372e9c3d45f664a2c000427ccbf6cdc2f99b3170","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a93dce15dfef200c346b050a2acbed516cc62706","name":"https://git.kernel.org/stable/c/a93dce15dfef200c346b050a2acbed516cc62706","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/36570ef2244cc4d7563b1f0157bc0f032498638c","name":"https://git.kernel.org/stable/c/36570ef2244cc4d7563b1f0157bc0f032498638c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f75066c79d1eec453c0d386ef8636873d1e11f2c","name":"https://git.kernel.org/stable/c/f75066c79d1eec453c0d386ef8636873d1e11f2c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/264ae8ac8fd625b6c118baf16c111adeee2ec632","name":"https://git.kernel.org/stable/c/264ae8ac8fd625b6c118baf16c111adeee2ec632","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98609","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98609","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dc5698e80cf724770283e10414054662bdf6ccfa 13423a058187c2039aa8cb235c916be4477221b7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dc5698e80cf724770283e10414054662bdf6ccfa 687be2f8b5e0e0ca9a7028f8f6413d0ed3fbb9dc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dc5698e80cf724770283e10414054662bdf6ccfa 264ae8ac8fd625b6c118baf16c111adeee2ec632 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dc5698e80cf724770283e10414054662bdf6ccfa e2edd2d78d2cf8446de017adec9598feefed3297 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.222 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.189 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.158 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.112 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.55 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.9 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/virtio/virtgpu_gem.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"13423a058187c2039aa8cb235c916be4477221b7","status":"affected","version":"dc5698e80cf724770283e10414054662bdf6ccfa","versionType":"git"},{"lessThan":"687be2f8b5e0e0ca9a7028f8f6413d0ed3fbb9dc","status":"affected","version":"dc5698e80cf724770283e10414054662bdf6ccfa","versionType":"git"},{"lessThan":"264ae8ac8fd625b6c118baf16c111adeee2ec632","status":"affected","version":"dc5698e80cf724770283e10414054662bdf6ccfa","versionType":"git"},{"lessThan":"e2edd2d78d2cf8446de017adec9598feefed3297","status":"affected","version":"dc5698e80cf724770283e10414054662bdf6ccfa","versionType":"git"},{"lessThan":"372e9c3d45f664a2c000427ccbf6cdc2f99b3170","status":"affected","version":"dc5698e80cf724770283e10414054662bdf6ccfa","versionType":"git"},{"lessThan":"a93dce15dfef200c346b050a2acbed516cc62706","status":"affected","version":"dc5698e80cf724770283e10414054662bdf6ccfa","versionType":"git"},{"lessThan":"f75066c79d1eec453c0d386ef8636873d1e11f2c","status":"affected","version":"dc5698e80cf724770283e10414054662bdf6ccfa","versionType":"git"},{"lessThan":"36570ef2244cc4d7563b1f0157bc0f032498638c","status":"affected","version":"dc5698e80cf724770283e10414054662bdf6ccfa","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/virtio/virtgpu_gem.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.2"},{"lessThan":"4.2","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.271","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.222","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.189","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.158","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.112","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.55","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.9","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":"5.10.271","versionStartIncluding":"4.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.222","versionStartIncluding":"4.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.189","versionStartIncluding":"4.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.158","versionStartIncluding":"4.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.112","versionStartIncluding":"4.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.55","versionStartIncluding":"4.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.9","versionStartIncluding":"4.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"4.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/virtio: fix object leak when drm_gem_handle_create() fails\n\nvirtio_gpu_gem_create() owns the reference taken by\nvirtio_gpu_object_create(). On the drm_gem_handle_create() error path it\ncalls drm_gem_object_release() instead of dropping that reference.\n\ndrm_gem_object_release() is the inverse of drm_gem_object_init() and does\nnot touch the reference count or call obj->funcs->free(), so it is only\ncorrect as the last step of a destructor, as in\nvirtio_gpu_cleanup_object(). Using it here leaves the bo at refcount 1\nwith no remaining reference, so virtio_gpu_free_object() never runs and\nthe shmem pages, sg table and virtio_gpu_object are leaked. Since\nvirtio_gpu_object_create() has already set bo->created,\nVIRTIO_GPU_CMD_RESOURCE_UNREF is not queued either, leaking the host-side\nresource and the resource id.\n\ndrm_gem_handle_create_tail() drops the handle reference on all of its\ninternal error paths, so the caller only has to drop its own. Use\ndrm_gem_object_put(), matching the success path below."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:22:36.271Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/13423a058187c2039aa8cb235c916be4477221b7"},{"url":"https://git.kernel.org/stable/c/687be2f8b5e0e0ca9a7028f8f6413d0ed3fbb9dc"},{"url":"https://git.kernel.org/stable/c/264ae8ac8fd625b6c118baf16c111adeee2ec632"},{"url":"https://git.kernel.org/stable/c/e2edd2d78d2cf8446de017adec9598feefed3297"},{"url":"https://git.kernel.org/stable/c/372e9c3d45f664a2c000427ccbf6cdc2f99b3170"},{"url":"https://git.kernel.org/stable/c/a93dce15dfef200c346b050a2acbed516cc62706"},{"url":"https://git.kernel.org/stable/c/f75066c79d1eec453c0d386ef8636873d1e11f2c"},{"url":"https://git.kernel.org/stable/c/36570ef2244cc4d7563b1f0157bc0f032498638c"}],"title":"drm/virtio: fix object leak when drm_gem_handle_create() fails","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98609","datePublished":"2026-10-18T15:19:24.250Z","dateReserved":"2026-09-25T10:25:14.360Z","dateUpdated":"2026-10-19T09:22:36.271Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-18 16:17:13","lastModifiedDate":"2026-10-19 10:19:22","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98609","Ordinal":"1","Title":"drm/virtio: fix object leak when drm_gem_handle_create() fails","CVE":"CVE-2026-98609","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98609","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/virtio: fix object leak when drm_gem_handle_create() fails\n\nvirtio_gpu_gem_create() owns the reference taken by\nvirtio_gpu_object_create(). On the drm_gem_handle_create() error path it\ncalls drm_gem_object_release() instead of dropping that reference.\n\ndrm_gem_object_release() is the inverse of drm_gem_object_init() and does\nnot touch the reference count or call obj->funcs->free(), so it is only\ncorrect as the last step of a destructor, as in\nvirtio_gpu_cleanup_object(). Using it here leaves the bo at refcount 1\nwith no remaining reference, so virtio_gpu_free_object() never runs and\nthe shmem pages, sg table and virtio_gpu_object are leaked. Since\nvirtio_gpu_object_create() has already set bo->created,\nVIRTIO_GPU_CMD_RESOURCE_UNREF is not queued either, leaking the host-side\nresource and the resource id.\n\ndrm_gem_handle_create_tail() drops the handle reference on all of its\ninternal error paths, so the caller only has to drop its own. Use\ndrm_gem_object_put(), matching the success path below.","Type":"Description","Title":"drm/virtio: fix object leak when drm_gem_handle_create() fails"}]}}}