{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-20T19:58:25.307","vulnerabilities":[{"cve":{"id":"CVE-2025-22093","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-04-16T15:16:03.490","lastModified":"2025-11-03T20:17:44.000","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: avoid NPD when ASIC does not support DMUB\n\nctx->dmub_srv will de NULL if the ASIC does not support DMUB, which is\ntested in dm_dmub_sw_init.\n\nHowever, it will be dereferenced in dmub_hw_lock_mgr_cmd if\nshould_use_dmub_lock returns true.\n\nThis has been the case since dmub support has been added for PSR1.\n\nFix this by checking for dmub_srv in should_use_dmub_lock.\n\n[   37.440832] BUG: kernel NULL pointer dereference, address: 0000000000000058\n[   37.447808] #PF: supervisor read access in kernel mode\n[   37.452959] #PF: error_code(0x0000) - not-present page\n[   37.458112] PGD 0 P4D 0\n[   37.460662] Oops: Oops: 0000 [#1] PREEMPT SMP NOPTI\n[   37.465553] CPU: 2 UID: 1000 PID: 1745 Comm: DrmThread Not tainted 6.14.0-rc1-00003-gd62e938120f0 #23 99720e1cb1e0fc4773b8513150932a07de3c6e88\n[   37.478324] Hardware name: Google Morphius/Morphius, BIOS Google_Morphius.13434.858.0 10/26/2023\n[   37.487103] RIP: 0010:dmub_hw_lock_mgr_cmd+0x77/0xb0\n[   37.492074] Code: 44 24 0e 00 00 00 00 48 c7 04 24 45 00 00 0c 40 88 74 24 0d 0f b6 02 88 44 24 0c 8b 01 89 44 24 08 85 f6 75 05 c6 44 24 0e 01 <48> 8b 7f 58 48 89 e6 ba 01 00 00 00 e8 08 3c 2a 00 65 48 8b 04 5\n[   37.510822] RSP: 0018:ffff969442853300 EFLAGS: 00010202\n[   37.516052] RAX: 0000000000000000 RBX: ffff92db03000000 RCX: ffff969442853358\n[   37.523185] RDX: ffff969442853368 RSI: 0000000000000001 RDI: 0000000000000000\n[   37.530322] RBP: 0000000000000001 R08: 00000000000004a7 R09: 00000000000004a5\n[   37.537453] R10: 0000000000000476 R11: 0000000000000062 R12: ffff92db0ade8000\n[   37.544589] R13: ffff92da01180ae0 R14: ffff92da011802a8 R15: ffff92db03000000\n[   37.551725] FS:  0000784a9cdfc6c0(0000) GS:ffff92db2af00000(0000) knlGS:0000000000000000\n[   37.559814] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[   37.565562] CR2: 0000000000000058 CR3: 0000000112b1c000 CR4: 00000000003506f0\n[   37.572697] Call Trace:\n[   37.575152]  <TASK>\n[   37.577258]  ? __die_body+0x66/0xb0\n[   37.580756]  ? page_fault_oops+0x3e7/0x4a0\n[   37.584861]  ? exc_page_fault+0x3e/0xe0\n[   37.588706]  ? exc_page_fault+0x5c/0xe0\n[   37.592550]  ? asm_exc_page_fault+0x22/0x30\n[   37.596742]  ? dmub_hw_lock_mgr_cmd+0x77/0xb0\n[   37.601107]  dcn10_cursor_lock+0x1e1/0x240\n[   37.605211]  program_cursor_attributes+0x81/0x190\n[   37.609923]  commit_planes_for_stream+0x998/0x1ef0\n[   37.614722]  update_planes_and_stream_v2+0x41e/0x5c0\n[   37.619703]  dc_update_planes_and_stream+0x78/0x140\n[   37.624588]  amdgpu_dm_atomic_commit_tail+0x4362/0x49f0\n[   37.629832]  ? srso_return_thunk+0x5/0x5f\n[   37.633847]  ? mark_held_locks+0x6d/0xd0\n[   37.637774]  ? _raw_spin_unlock_irq+0x24/0x50\n[   37.642135]  ? srso_return_thunk+0x5/0x5f\n[   37.646148]  ? lockdep_hardirqs_on+0x95/0x150\n[   37.650510]  ? srso_return_thunk+0x5/0x5f\n[   37.654522]  ? _raw_spin_unlock_irq+0x2f/0x50\n[   37.658883]  ? srso_return_thunk+0x5/0x5f\n[   37.662897]  ? wait_for_common+0x186/0x1c0\n[   37.666998]  ? srso_return_thunk+0x5/0x5f\n[   37.671009]  ? drm_crtc_next_vblank_start+0xc3/0x170\n[   37.675983]  commit_tail+0xf5/0x1c0\n[   37.679478]  drm_atomic_helper_commit+0x2a2/0x2b0\n[   37.684186]  drm_atomic_commit+0xd6/0x100\n[   37.688199]  ? __cfi___drm_printfn_info+0x10/0x10\n[   37.692911]  drm_atomic_helper_update_plane+0xe5/0x130\n[   37.698054]  drm_mode_cursor_common+0x501/0x670\n[   37.702600]  ? __cfi_drm_mode_cursor_ioctl+0x10/0x10\n[   37.707572]  drm_mode_cursor_ioctl+0x48/0x70\n[   37.711851]  drm_ioctl_kernel+0xf2/0x150\n[   37.715781]  drm_ioctl+0x363/0x590\n[   37.719189]  ? __cfi_drm_mode_cursor_ioctl+0x10/0x10\n[   37.724165]  amdgpu_drm_ioctl+0x41/0x80\n[   37.728013]  __se_sys_ioctl+0x7f/0xd0\n[   37.731685]  do_syscall_64+0x87/0x100\n[   37.735355]  ? vma_end_read+0x12/0xe0\n[   37.739024]  ? srso_return_thunk+0x5/0x5f\n[   37.743041]  ? find_held_lock+0x47/0xf0\n[   37.746884]  ? vma_end_read+0x12/0xe0\n[   37.750552]  ? srso_return_thunk+0x5/0\n---truncated---"},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/display: evitar NPD cuando el ASIC no es compatible con DMUB. ctx-&gt;dmub_srv devuelve NULL si el ASIC no es compatible con DMUB, lo cual se prueba en dm_dmub_sw_init. Sin embargo, se desreferenciará en dmub_hw_lock_mgr_cmd si should_use_dmub_lock devuelve verdadero. Esto ha sido así desde que se añadió la compatibilidad con dmub para PSR1. Para solucionarlo, verifique dmub_srv en should_use_dmub_lock. [ 37.440832] ERROR: desreferencia de puntero NULL del kernel, dirección: 0000000000000058 [ 37.447808] #PF: acceso de lectura del supervisor en modo kernel [ 37.452959] #PF: error_code(0x0000) - página no presente [ 37.458112] PGD 0 P4D 0 [ 37.460662] Oops: Oops: 0000 [#1] PREEMPT SMP NOPTI [ 37.465553] CPU: 2 UID: 1000 PID: 1745 Comm: DrmThread No contaminado 6.14.0-rc1-00003-gd62e938120f0 #23 99720e1cb1e0fc4773b8513150932a07de3c6e88 [ 37.478324] Nombre del hardware: Google Morphius/Morphius, BIOS Google_Morphius.13434.858.0 26/10/2023 [ 37.487103] RIP: 0010:dmub_hw_lock_mgr_cmd+0x77/0xb0 [ 37.492074] Código: 44 24 0e 00 00 00 00 48 c7 04 24 45 00 00 0c 40 88 74 24 0d 0f b6 02 88 44 24 0c 8b 01 89 44 24 08 85 f6 75 05 c6 44 24 0e 01 &lt;48&gt; 8b 7f 58 48 89 e6 ba 01 00 00 00 e8 08 3c 2a 00 65 48 8b 04 5 [ 37.510822] RSP: 0018:ffff969442853300 EFLAGS: 00010202 [ 37.516052] RAX: 000000000000000 RBX: ffff92db03000000 RCX: ffff969442853358 [ 37.523185] RDX: ffff969442853368 RSI: 00000000000000001 RDI: 0000000000000000 [ 37.530322] RBP: 0000000000000001 R08: 00000000000004a7 R09: 00000000000004a5 [ 37.537453] R10: 0000000000000476 R11: 0000000000000062 R12: ffff92db0ade8000 [ 37.544589] R13: ffff92da01180ae0 R14: ffff92da011802a8 R15: ffff92db03000000 [ 37.551725] FS: 0000784a9cdfc6c0(0000) GS:ffff92db2af00000(0000) knlGS:0000000000000000 [ 37.559814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.565562] CR2: 000000000000058 CR3: 0000000112b1c000 CR4: 00000000003506f0 [ 37.572697] Rastreo de llamadas: [ 37.575152]  [ 37.577258] ¿__die_body+0x66/0xb0 [ 37.580756] ? page_fault_oops+0x3e7/0x4a0 [ 37.584861] ? exc_page_fault+0x3e/0xe0 [ 37.588706] ? exc_page_fault+0x5c/0xe0 [ 37.592550] ? asm_exc_page_fault+0x22/0x30 [ 37.596742] ? dmub_hw_lock_mgr_cmd+0x77/0xb0 [ 37.601107] dcn10_cursor_lock+0x1e1/0x240 [ 37.605211] program_cursor_attributes+0x81/0x190 [ 37.609923] commit_planes_for_stream+0x998/0x1ef0 [ 37.614722] update_planes_and_stream_v2+0x41e/0x5c0 [ 37.619703] dc_update_planes_and_stream+0x78/0x140 [ 37.624588] amdgpu_dm_atomic_commit_tail+0x4362/0x49f0 [ 37.629832] ? srso_return_thunk+0x5/0x5f [ 37.633847] ? mark_held_locks+0x6d/0xd0 [ 37.637774] ? _raw_spin_unlock_irq+0x24/0x50 [ 37.642135] ? srso_return_thunk+0x5/0x5f [ 37.646148] ? lockdep_hardirqs_on+0x95/0x150 [ 37.650510] ? srso_return_thunk+0x5/0x5f [ 37.654522] ? _raw_spin_unlock_irq+0x2f/0x50 [ 37.658883] ? srso_return_thunk+0x5/0x5f [ 37.662897] ? esperar_a_común+0x186/0x1c0 [ 37.666998] ? srso_return_thunk+0x5/0x5f [ 37.671009] ? drm_crtc_next_vblank_start+0xc3/0x170 [ 37.675983] confirmación_cola+0xf5/0x1c0 [ 37.679478] drm_atomic_helper_commit+0x2a2/0x2b0 [ 37.684186] drm_atomic_commit+0xd6/0x100 [ 37.688199] ? __cfi___drm_printfn_info+0x10/0x10 [ 37.692911] drm_atomic_helper_update_plane+0xe5/0x130 [ 37.698054] drm_mode_cursor_common+0x501/0x670 [ 37.702600] ? __cfi_drm_mode_cursor_ioctl+0x10/0x10 [ 37.707572] drm_mode_cursor_ioctl+0x48/0x70 [ 37.711851] drm_ioctl_kernel+0xf2/0x150 [ 37.715781] drm_ioctl+0x363/0x590 [ 37.719189] ? __cfi_drm_mode_cursor_ioctl+0x10/0x10 [ 37.724165] amdgpu_drm_ioctl+0x41/0x80 [ 37.728013] __se_sys_ioctl+0x7f/0xd0 [ 37.731685] do_syscall_64+0x87/0x100 [ 37.735355] ? vma_end_read+0x12/0xe0 [ 37.739024] ? srso_return_thunk+0x5/0x5f [ 37.743041] ? find_held_lock+0x47/0xf0 [ 37.746884] ? vma_end_read+0x12/0xe0 [37.750552] ? srso_return_thunk+0x5/0 ---truncado---"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-476"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.128","versionEndExcluding":"6.1.134","matchCriteriaId":"D9D213F9-828C-4696-ACDB-980119D878F8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.75","versionEndExcluding":"6.6.87","matchCriteriaId":"89C204A1-53AE-47D6-BBE7-7613DE0804F2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.12","versionEndExcluding":"6.12.23","matchCriteriaId":"C007FC9C-EF72-4E8D-B8AF-1F5CEBB036E0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13.1","versionEndExcluding":"6.13.11","matchCriteriaId":"A1ED3A9A-88AD-47D5-B428-93C7630E46F8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.14.2","matchCriteriaId":"FADAE5D8-4808-442C-B218-77B2CE8780A0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.13:-:*:*:*:*:*:*","matchCriteriaId":"5A3F9505-6B98-4269-8B81-127E55A1BF00"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/3453bcaf2ca92659346bf8504c2b52b3993fbd79","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/35ad39afd007eddf34b3307bebb715c26891cc96","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/42d9d7bed270247f134190ba0cb05bbd072f58c2","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/5e4b1e04740cdb28de189285007366d99a92f1ce","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/b3a93a2407ad23c8d5bacabaf7cecbb4c6cdd461","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/d953e2cd59ab466569c6f9da460e01caf1c83559","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}