{"id":"CVE-2023-53090","revision":null,"records":[{"revision":"f218e52f3d2245a494de320a7a077fbc","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-53090","aliases":[],"title":"drm/amdkfd: Fix an illegal memory access","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Fix an illegal memory access\n\nIn the kfd_wait_on_events() function, the kfd_event_waiter structure is\nallocated by alloc_event_waiters(), but the event field of the waiter\nstructure is not initialized; When copy_from_user() fails in the\nkfd_wait_on_events() function, it will enter exception handling to\nrelease the previously allocated memory of the waiter structure;\nDue to the event field of the waiters structure being accessed\nin the free_waiters() function, this results in illegal memory access\nand system crash, here is the crash log:\n\nlocalhost kernel: RIP: 0010:native_queued_spin_lock_slowpath+0x185/0x1e0\nlocalhost kernel: RSP: 0018:ffffaa53c362bd60 EFLAGS: 00010082\nlocalhost kernel: RAX: ff3d3d6bff4007cb RBX: 0000000000000282 RCX: 00000000002c0000\nlocalhost kernel: RDX: ffff9e855eeacb80 RSI: 000000000000279c RDI: ffffe7088f6a21d0\nlocalhost kernel: RBP: ffffe7088f6a21d0 R08: 00000000002c0000 R09: ffffaa53c362be64\nlocalhost kernel: R10: ffffaa53c362bbd8 R11: 0000000000000001 R12: 0000000000000002\nlocalhost kernel: R13: ffff9e7ead15d600 R14: 0000000000000000 R15: ffff9e7ead15d698\nlocalhost kernel: FS: 0000152a3d111700(0000) GS:ffff9e855ee80000(0000) knlGS:0000000000000000\nlocalhost kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nlocalhost kernel: CR2: 0000152938000010 CR3: 000000044d7a4000 CR4: 00000000003506e0\nlocalhost kernel: Call Trace:\nlocalhost kernel: _raw_spin_lock_irqsave+0x30/0x40\nlocalhost kernel: remove_wait_queue+0x12/0x50\nlocalhost kernel: kfd_wait_on_events+0x1b6/0x490 [hydcu]\nlocalhost kernel: ? ftrace_graph_caller+0xa0/0xa0\nlocalhost kernel: kfd_ioctl+0x38c/0x4a0 [hydcu]\nlocalhost kernel: ? kfd_ioctl_set_trap_handler+0x70/0x70 [hydcu]\nlocalhost kernel: ? kfd_ioctl_create_queue+0x5a0/0x5a0 [hydcu]\nlocalhost kernel: ? ftrace_graph_caller+0xa0/0xa0\nlocalhost kernel: __x64_sys_ioctl+0x8e/0xd0\nlocalhost kernel: ? syscall_trace_enter.isra.18+0x143/0x1b0\nlocalhost kernel: do_syscall_64+0x33/0x80\nlocalhost kernel: entry_SYSCALL_64_after_hwframe+0x44/0xa9\nlocalhost kernel: RIP: 0033:0x152a4dff68d7\n\nAllocate the structure with kcalloc, and remove redundant 0-initialization\nand a redundant loop condition check.","state":0,"publishedAt":"2025-05-02T15:55:36.164+00:00","modifiedAt":"2026-10-15T21:41:26.378+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/gpu/drm/amd/amdkfd/kfd_events.c\"\n ],\n \"versions\": [\n {\n \"version\": \"4a488a7ad71401169cecee75dc94bcce642e2c53\",\n \"lessThan\": \"5a3fb3b745af0ce46ec2e0c8e507bae45b937334\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4a488a7ad71401169cecee75dc94bcce642e2c53\",\n \"lessThan\": \"bbf5eada4334a96e3a204b2307ff5b14dc380b0b\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4a488a7ad71401169cecee75dc94bcce642e2c53\",\n \"lessThan\": \"6936525142a015e854d0a23e9ad9ea0a28b3843d\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4a488a7ad71401169cecee75dc94bcce642e2c53\",\n \"lessThan\": \"2fece63b55c5d74cd6f5de51159e2cde37e10555\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4a488a7ad71401169cecee75dc94bcce642e2c53\",\n \"lessThan\": \"d9923e7214a870b312bf61f6a89c7554d0966985\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4a488a7ad71401169cecee75dc94bcce642e2c53\",\n \"lessThan\": \"61f306f8df0d5559659c5578cf6d95236bcdcb25\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4a488a7ad71401169cecee75dc94bcce642e2c53\",\n \"lessThan\": \"4fc8fff378b2f2039f2a666d9f8c570f4e58352c\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/gpu/drm/amd/amdkfd/kfd_events.c\"\n ],\n \"versions\": [\n {\n \"version\": \"3.19\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"3.19\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"4.19.279\",\n \"lessThanOrEqual\": \"4.19.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.4.238\",\n \"lessThanOrEqual\": \"5.4.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.176\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.104\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.21\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.2.8\",\n \"lessThanOrEqual\": \"6.2.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.3\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/5a3fb3b745af0ce46ec2e0c8e507bae45b937334","https://git.kernel.org/stable/c/bbf5eada4334a96e3a204b2307ff5b14dc380b0b","https://git.kernel.org/stable/c/6936525142a015e854d0a23e9ad9ea0a28b3843d","https://git.kernel.org/stable/c/2fece63b55c5d74cd6f5de51159e2cde37e10555","https://git.kernel.org/stable/c/d9923e7214a870b312bf61f6a89c7554d0966985","https://git.kernel.org/stable/c/61f306f8df0d5559659c5578cf6d95236bcdcb25","https://git.kernel.org/stable/c/4fc8fff378b2f2039f2a666d9f8c570f4e58352c"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-53090","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-53090","identifiers":["CVE-2023-53090"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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