{"id":"CVE-2026-93183","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/lima: call drm_mm_init() with a valid allocation range\n\nlima_vm_create() is currently run before va_start and va_end are set up,\nmeaning they are both 0","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/lima: call drm_mm_init() with a valid allocation range\n\nlima_vm_create() is currently run before va_start and va_end are set up,\nmeaning they are both 0. lima_vm_cr…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= a1d2a6339961efc078208dc3b2f006e9e9a8e119 < af1f276d50c9d7ebcd25770f358ca503a89d96d7","Linux >= a1d2a6339961efc078208dc3b2f006e9e9a8e119 < fd6bc5f1d6b54047b06b82bab25a7e21e4b1c95a","Linux >= a1d2a6339961efc078208dc3b2f006e9e9a8e119 < ad4e908096dff97646f77b04e2e2825225e215f7","Linux >= a1d2a6339961efc078208dc3b2f006e9e9a8e119 < 788917ba77f5d69bd368c1d176ecceda346a2951","Linux >= a1d2a6339961efc078208dc3b2f006e9e9a8e119 < 79a3331ee436c8b1454f897d539606c9b5ebdf9f","Linux >= a1d2a6339961efc078208dc3b2f006e9e9a8e119 < e2a7cee341986cb5b544a8286edc7fb0494c592e","Linux >= a1d2a6339961efc078208dc3b2f006e9e9a8e119 < e0773ad25a34a49aece176721c466cf214e02222","Linux >= a1d2a6339961efc078208dc3b2f006e9e9a8e119 < 3b3bce4a692ac60d9f4a341e6b597dd1fd0a28f9","Linux 5.2"],"published":"2026-09-17","updated":"2026-09-17","sourceUpdated":"2026-09-17T17:18:14.290","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93183","references":[{"url":"https://git.kernel.org/stable/c/3b3bce4a692ac60d9f4a341e6b597dd1fd0a28f9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/788917ba77f5d69bd368c1d176ecceda346a2951","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/79a3331ee436c8b1454f897d539606c9b5ebdf9f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ad4e908096dff97646f77b04e2e2825225e215f7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/af1f276d50c9d7ebcd25770f358ca503a89d96d7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e0773ad25a34a49aece176721c466cf214e02222","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e2a7cee341986cb5b544a8286edc7fb0494c592e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fd6bc5f1d6b54047b06b82bab25a7e21e4b1c95a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-17T16:21:47.727Z","epss":0.00211,"epssPercentile":0.11592,"slug":"CVE-2026-93183","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/lima: call drm_mm_init() with a valid allocation range\n\nlima_vm_create() is currently run before va_start and va_end are set up,\nmeaning they are both 0. lima_vm_create() runs drm_mm_init() with them\nas arguments for the allocator, and if DRM_DEBUG_MM is enabled the\nDRM_MM_BUG_ON check in drm_mm_init then fires, as seen here on\nexynos4412-odroid-u2:\n\n[    1.736297] ------------[ cut here ]------------\n[    1.740370] kernel BUG at drivers/gpu/drm/drm_mm.c:931!\n[    1.745574] Internal error: Oops - BUG: 0 [#1] SMP ARM\n[    1.750697] Modules linked in:\n[    1.753734] CPU: 0 UID: 0 PID: 41 Comm: kworker/u16:1 Not tainted 7.0.10-postmarketos-exynos4 #11 PREEMPT\n[    1.763372] Hardware name: Samsung Exynos (Flattened Device Tree)\n[    1.769446] Workqueue: events_unbound deferred_probe_work_func\n[    1.775261] PC is at drm_mm_init+0x9c/0xa4\n[    1.779339] LR is at lima_vm_create+0x144/0x17c\n[ ... ]\n\nFix the issue by moving the lima_vm_create() call after va_start and\nva_end are set up.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}