{"api_version":"1","generated_at":"2026-10-01T17:11:58+00:00","cve":"CVE-2026-93183","urls":{"html":"https://cve.report/CVE-2026-93183","api":"https://cve.report/api/cve/CVE-2026-93183.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-93183","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-93183"},"summary":{"title":"drm/lima: call drm_mm_init() with a valid allocation range","description":"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_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.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-17 17:18:14","updated_at":"2026-09-17 17:18:14"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/e0773ad25a34a49aece176721c466cf214e02222","name":"https://git.kernel.org/stable/c/e0773ad25a34a49aece176721c466cf214e02222","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e2a7cee341986cb5b544a8286edc7fb0494c592e","name":"https://git.kernel.org/stable/c/e2a7cee341986cb5b544a8286edc7fb0494c592e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/79a3331ee436c8b1454f897d539606c9b5ebdf9f","name":"https://git.kernel.org/stable/c/79a3331ee436c8b1454f897d539606c9b5ebdf9f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/788917ba77f5d69bd368c1d176ecceda346a2951","name":"https://git.kernel.org/stable/c/788917ba77f5d69bd368c1d176ecceda346a2951","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/af1f276d50c9d7ebcd25770f358ca503a89d96d7","name":"https://git.kernel.org/stable/c/af1f276d50c9d7ebcd25770f358ca503a89d96d7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3b3bce4a692ac60d9f4a341e6b597dd1fd0a28f9","name":"https://git.kernel.org/stable/c/3b3bce4a692ac60d9f4a341e6b597dd1fd0a28f9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ad4e908096dff97646f77b04e2e2825225e215f7","name":"https://git.kernel.org/stable/c/ad4e908096dff97646f77b04e2e2825225e215f7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/fd6bc5f1d6b54047b06b82bab25a7e21e4b1c95a","name":"https://git.kernel.org/stable/c/fd6bc5f1d6b54047b06b82bab25a7e21e4b1c95a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-93183","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93183","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a1d2a6339961efc078208dc3b2f006e9e9a8e119 af1f276d50c9d7ebcd25770f358ca503a89d96d7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a1d2a6339961efc078208dc3b2f006e9e9a8e119 fd6bc5f1d6b54047b06b82bab25a7e21e4b1c95a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a1d2a6339961efc078208dc3b2f006e9e9a8e119 ad4e908096dff97646f77b04e2e2825225e215f7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a1d2a6339961efc078208dc3b2f006e9e9a8e119 788917ba77f5d69bd368c1d176ecceda346a2951 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.221 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.188 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.157 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.110 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.52 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.6 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"93183","cve":"CVE-2026-93183","epss":"0.002110000","percentile":"0.116290000","score_date":"2026-09-19","updated_at":"2026-09-20 00:14:31"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/lima/lima_device.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"af1f276d50c9d7ebcd25770f358ca503a89d96d7","status":"affected","version":"a1d2a6339961efc078208dc3b2f006e9e9a8e119","versionType":"git"},{"lessThan":"fd6bc5f1d6b54047b06b82bab25a7e21e4b1c95a","status":"affected","version":"a1d2a6339961efc078208dc3b2f006e9e9a8e119","versionType":"git"},{"lessThan":"ad4e908096dff97646f77b04e2e2825225e215f7","status":"affected","version":"a1d2a6339961efc078208dc3b2f006e9e9a8e119","versionType":"git"},{"lessThan":"788917ba77f5d69bd368c1d176ecceda346a2951","status":"affected","version":"a1d2a6339961efc078208dc3b2f006e9e9a8e119","versionType":"git"},{"lessThan":"79a3331ee436c8b1454f897d539606c9b5ebdf9f","status":"affected","version":"a1d2a6339961efc078208dc3b2f006e9e9a8e119","versionType":"git"},{"lessThan":"e2a7cee341986cb5b544a8286edc7fb0494c592e","status":"affected","version":"a1d2a6339961efc078208dc3b2f006e9e9a8e119","versionType":"git"},{"lessThan":"e0773ad25a34a49aece176721c466cf214e02222","status":"affected","version":"a1d2a6339961efc078208dc3b2f006e9e9a8e119","versionType":"git"},{"lessThan":"3b3bce4a692ac60d9f4a341e6b597dd1fd0a28f9","status":"affected","version":"a1d2a6339961efc078208dc3b2f006e9e9a8e119","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/lima/lima_device.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.2"},{"lessThan":"5.2","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.270","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.221","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.188","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.157","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.110","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.52","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.270","versionStartIncluding":"5.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.221","versionStartIncluding":"5.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.188","versionStartIncluding":"5.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.157","versionStartIncluding":"5.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.110","versionStartIncluding":"5.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.52","versionStartIncluding":"5.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"5.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"5.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"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_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."}],"providerMetadata":{"dateUpdated":"2026-09-17T16:12:10.072Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/af1f276d50c9d7ebcd25770f358ca503a89d96d7"},{"url":"https://git.kernel.org/stable/c/fd6bc5f1d6b54047b06b82bab25a7e21e4b1c95a"},{"url":"https://git.kernel.org/stable/c/ad4e908096dff97646f77b04e2e2825225e215f7"},{"url":"https://git.kernel.org/stable/c/788917ba77f5d69bd368c1d176ecceda346a2951"},{"url":"https://git.kernel.org/stable/c/79a3331ee436c8b1454f897d539606c9b5ebdf9f"},{"url":"https://git.kernel.org/stable/c/e2a7cee341986cb5b544a8286edc7fb0494c592e"},{"url":"https://git.kernel.org/stable/c/e0773ad25a34a49aece176721c466cf214e02222"},{"url":"https://git.kernel.org/stable/c/3b3bce4a692ac60d9f4a341e6b597dd1fd0a28f9"}],"title":"drm/lima: call drm_mm_init() with a valid allocation range","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-93183","datePublished":"2026-09-17T16:12:10.072Z","dateReserved":"2026-09-17T16:02:15.091Z","dateUpdated":"2026-09-17T16:12:10.072Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-17 17:18:14","lastModifiedDate":"2026-09-17 17:18:14","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"93183","Ordinal":"1","Title":"drm/lima: call drm_mm_init() with a valid allocation range","CVE":"CVE-2026-93183","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"93183","Ordinal":"1","NoteData":"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_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.","Type":"Description","Title":"drm/lima: call drm_mm_init() with a valid allocation range"}]}}}