{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53090","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-05-02T15:51:43.551Z","datePublished":"2025-05-02T15:55:36.164Z","dateUpdated":"2026-05-11T19:38:20.191Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:38:20.191Z"},"descriptions":[{"lang":"en","value":"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."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdkfd/kfd_events.c"],"versions":[{"version":"4a488a7ad71401169cecee75dc94bcce642e2c53","lessThan":"5a3fb3b745af0ce46ec2e0c8e507bae45b937334","status":"affected","versionType":"git"},{"version":"4a488a7ad71401169cecee75dc94bcce642e2c53","lessThan":"bbf5eada4334a96e3a204b2307ff5b14dc380b0b","status":"affected","versionType":"git"},{"version":"4a488a7ad71401169cecee75dc94bcce642e2c53","lessThan":"6936525142a015e854d0a23e9ad9ea0a28b3843d","status":"affected","versionType":"git"},{"version":"4a488a7ad71401169cecee75dc94bcce642e2c53","lessThan":"2fece63b55c5d74cd6f5de51159e2cde37e10555","status":"affected","versionType":"git"},{"version":"4a488a7ad71401169cecee75dc94bcce642e2c53","lessThan":"d9923e7214a870b312bf61f6a89c7554d0966985","status":"affected","versionType":"git"},{"version":"4a488a7ad71401169cecee75dc94bcce642e2c53","lessThan":"61f306f8df0d5559659c5578cf6d95236bcdcb25","status":"affected","versionType":"git"},{"version":"4a488a7ad71401169cecee75dc94bcce642e2c53","lessThan":"4fc8fff378b2f2039f2a666d9f8c570f4e58352c","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdkfd/kfd_events.c"],"versions":[{"version":"3.19","status":"affected"},{"version":"0","lessThan":"3.19","status":"unaffected","versionType":"semver"},{"version":"4.19.279","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.238","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.176","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.104","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.21","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2.8","lessThanOrEqual":"6.2.*","status":"unaffected","versionType":"semver"},{"version":"6.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"4.19.279"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"5.4.238"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"5.10.176"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"5.15.104"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"6.1.21"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"6.2.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"6.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/5a3fb3b745af0ce46ec2e0c8e507bae45b937334"},{"url":"https://git.kernel.org/stable/c/bbf5eada4334a96e3a204b2307ff5b14dc380b0b"},{"url":"https://git.kernel.org/stable/c/6936525142a015e854d0a23e9ad9ea0a28b3843d"},{"url":"https://git.kernel.org/stable/c/2fece63b55c5d74cd6f5de51159e2cde37e10555"},{"url":"https://git.kernel.org/stable/c/d9923e7214a870b312bf61f6a89c7554d0966985"},{"url":"https://git.kernel.org/stable/c/61f306f8df0d5559659c5578cf6d95236bcdcb25"},{"url":"https://git.kernel.org/stable/c/4fc8fff378b2f2039f2a666d9f8c570f4e58352c"}],"title":"drm/amdkfd: Fix an illegal memory access","x_generator":{"engine":"bippy-1.2.0"}}}}