{"api_version":"1","generated_at":"2026-10-26T06:19:59+00:00","cve":"CVE-2026-98910","urls":{"html":"https://cve.report/CVE-2026-98910","api":"https://cve.report/api/cve/CVE-2026-98910.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98910","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98910"},"summary":{"title":"drm/amdkfd: Unwind debug trap enable on copy_to_user failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Unwind debug trap enable on copy_to_user failure\n\nIf kfd_dbg_trap_enable() fails while copying runtime_info to userspace,\nit had already activated the trap, set debug_trap_enabled, taken an extra\nprocess reference, and opened the debug event file. Return -EFAULT without\nunwinding that state, leaving inconsistent trap state and a refcount\nimbalance that could break later DISABLE/ENABLE.\n\nOn copy_to_user failure, deactivate the trap and undo the rest of the\nenable setup before returning.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-23 12:18:25","updated_at":"2026-10-23 12:18:25"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/01112e241e37f9ac98b6f418d93ce2e0b87b7ee0","name":"https://git.kernel.org/stable/c/01112e241e37f9ac98b6f418d93ce2e0b87b7ee0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/656a40bdc20def58790b8512e6000195436d8855","name":"https://git.kernel.org/stable/c/656a40bdc20def58790b8512e6000195436d8855","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1b39f46eec2f907417d4955bb88434170f94a8d8","name":"https://git.kernel.org/stable/c/1b39f46eec2f907417d4955bb88434170f94a8d8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/641be20110cdfb6d921605adb42a764a0fccac54","name":"https://git.kernel.org/stable/c/641be20110cdfb6d921605adb42a764a0fccac54","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98910","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98910","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 641be20110cdfb6d921605adb42a764a0fccac54 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 656a40bdc20def58790b8512e6000195436d8855 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 1b39f46eec2f907417d4955bb88434170f94a8d8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 01112e241e37f9ac98b6f418d93ce2e0b87b7ee0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.6.158 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.12.111 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18.53 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 6.12.111 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.53 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 * 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/amd/amdkfd/kfd_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"641be20110cdfb6d921605adb42a764a0fccac54","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"656a40bdc20def58790b8512e6000195436d8855","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"1b39f46eec2f907417d4955bb88434170f94a8d8","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"01112e241e37f9ac98b6f418d93ce2e0b87b7ee0","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"6.6.158","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.12.111","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.18.53","status":"affected","version":"0","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/amd/amdkfd/kfd_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.158","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.111","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.53","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.158","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.111","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.53","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Unwind debug trap enable on copy_to_user failure\n\nIf kfd_dbg_trap_enable() fails while copying runtime_info to userspace,\nit had already activated the trap, set debug_trap_enabled, taken an extra\nprocess reference, and opened the debug event file. Return -EFAULT without\nunwinding that state, leaving inconsistent trap state and a refcount\nimbalance that could break later DISABLE/ENABLE.\n\nOn copy_to_user failure, deactivate the trap and undo the rest of the\nenable setup before returning."}],"providerMetadata":{"dateUpdated":"2026-10-23T11:54:50.520Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/641be20110cdfb6d921605adb42a764a0fccac54"},{"url":"https://git.kernel.org/stable/c/656a40bdc20def58790b8512e6000195436d8855"},{"url":"https://git.kernel.org/stable/c/1b39f46eec2f907417d4955bb88434170f94a8d8"},{"url":"https://git.kernel.org/stable/c/01112e241e37f9ac98b6f418d93ce2e0b87b7ee0"}],"title":"drm/amdkfd: Unwind debug trap enable on copy_to_user failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98910","datePublished":"2026-10-23T11:54:50.520Z","dateReserved":"2026-09-25T10:25:14.379Z","dateUpdated":"2026-10-23T11:54:50.520Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-23 12:18:25","lastModifiedDate":"2026-10-23 12:18:25","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98910","Ordinal":"1","Title":"drm/amdkfd: Unwind debug trap enable on copy_to_user failure","CVE":"CVE-2026-98910","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98910","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Unwind debug trap enable on copy_to_user failure\n\nIf kfd_dbg_trap_enable() fails while copying runtime_info to userspace,\nit had already activated the trap, set debug_trap_enabled, taken an extra\nprocess reference, and opened the debug event file. Return -EFAULT without\nunwinding that state, leaving inconsistent trap state and a refcount\nimbalance that could break later DISABLE/ENABLE.\n\nOn copy_to_user failure, deactivate the trap and undo the rest of the\nenable setup before returning.","Type":"Description","Title":"drm/amdkfd: Unwind debug trap enable on copy_to_user failure"}]}}}