{"cve":"CVE-2025-39739","nvd":{"published":"2025-09-11T17:15:35.873","modified":"2026-10-19T21:10:00.160","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/arm-smmu-qcom: Add SM6115 MDSS compatible\n\nAdd the SM6115 MDSS compatible to clients compatible list, as it also\nneeds that workaround.\nWithout this workaround, for example, QRB4210 RB2 which is based on\nSM4250/SM6115 generates a lot of smmu unhandled context faults during\nboot:\n\narm_smmu_context_fault: 116854 callbacks suppressed\narm-smmu c600000.iommu: Unhandled context fault: fsr=0x402,\niova=0x5c0ec600, fsynr=0x320021, cbfrsynra=0x420, cb=5\narm-smmu c600000.iommu: FSR    = 00000402 [Format=2 TF], SID=0x420\narm-smmu c600000.iommu: FSYNR0 = 00320021 [S1CBNDX=50 PNU PLVL=1]\narm-smmu c600000.iommu: Unhandled context fault: fsr=0x402,\niova=0x5c0d7800, fsynr=0x320021, cbfrsynra=0x420, cb=5\narm-smmu c600000.iommu: FSR    = 00000402 [Format=2 TF], SID=0x420\n\nand also failed initialisation of lontium lt9611uxc, gpu and dpu is\nobserved:\n(binding MDSS components triggered by lt9611uxc have failed)\n\n ------------[ cut here ]------------\n !aspace\n WARNING: CPU: 6 PID: 324 at drivers/gpu/drm/msm/msm_gem_vma.c:130 msm_gem_vma_init+0x150/0x18c [msm]\n Modules linked in: ... (long list of modules)\n CPU: 6 UID: 0 PID: 324 Comm: (udev-worker) Not tainted 6.15.0-03037-gaacc73ceeb8b #4 PREEMPT\n Hardware name: Qualcomm Technologies, Inc. QRB4210 RB2 (DT)\n pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n pc : msm_gem_vma_init+0x150/0x18c [msm]\n lr : msm_gem_vma_init+0x150/0x18c [msm]\n sp : ffff80008144b280\n  \t\t...\n Call trace:\n  msm_gem_vma_init+0x150/0x18c [msm] (P)\n  get_vma_locked+0xc0/0x194 [msm]\n  msm_gem_get_and_pin_iova_range+0x4c/0xdc [msm]\n  msm_gem_kernel_new+0x48/0x160 [msm]\n  msm_gpu_init+0x34c/0x53c [msm]\n  adreno_gpu_init+0x1b0/0x2d8 [msm]\n  a6xx_gpu_init+0x1e8/0x9e0 [msm]\n  adreno_bind+0x2b8/0x348 [msm]\n  component_bind_all+0x100/0x230\n  msm_drm_bind+0x13c/0x3d0 [msm]\n  try_to_bring_up_aggregate_device+0x164/0x1d0\n  __component_add+0xa4/0x174\n  component_add+0x14/0x20\n  dsi_dev_attach+0x20/0x34 [msm]\n  dsi_host_attach+0x58/0x98 [msm]\n  devm_mipi_dsi_attach+0x34/0x90\n  lt9611uxc_attach_dsi.isra.0+0x94/0x124 [lontium_lt9611uxc]\n  lt9611uxc_probe+0x540/0x5fc [lontium_lt9611uxc]\n  i2c_device_probe+0x148/0x2a8\n  really_probe+0xbc/0x2c0\n  __driver_probe_device+0x78/0x120\n  driver_probe_device+0x3c/0x154\n  __driver_attach+0x90/0x1a0\n  bus_for_each_dev+0x68/0xb8\n  driver_attach+0x24/0x30\n  bus_add_driver+0xe4/0x208\n  driver_register+0x68/0x124\n  i2c_register_driver+0x48/0xcc\n  lt9611uxc_driver_init+0x20/0x1000 [lontium_lt9611uxc]\n  do_one_initcall+0x60/0x1d4\n  do_init_module+0x54/0x1fc\n  load_module+0x1748/0x1c8c\n  init_module_from_file+0x74/0xa0\n  __arm64_sys_finit_module+0x130/0x2f8\n  invoke_syscall+0x48/0x104\n  el0_svc_common.constprop.0+0xc0/0xe0\n  do_el0_svc+0x1c/0x28\n  el0_svc+0x2c/0x80\n  el0t_64_sync_handler+0x10c/0x138\n  el0t_64_sync+0x198/0x19c\n ---[ end trace 0000000000000000 ]---\n msm_dpu 5e01000.display-controller: [drm:msm_gpu_init [msm]] *ERROR* could not allocate memptrs: -22\n msm_dpu 5e01000.display-controller: failed to load adreno gpu\n platform a400000.remoteproc:glink-edge:apr:service@7:dais: Adding to iommu group 19\n msm_dpu 5e01000.display-controller: failed to bind 5900000.gpu (ops a3xx_ops [msm]): -22\n msm_dpu 5e01000.display-controller: adev bind failed: -22\n lt9611uxc 0-002b: failed to attach dsi to host\n lt9611uxc 0-002b: probe with driver lt9611uxc failed with error -22","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/3d470cf40c9265092eb33c3d3d9dc8bad452bcc2","https://git.kernel.org/stable/c/a11b6ee7cab87c4d75e95ac9e7443155f7cecb55","https://git.kernel.org/stable/c/c62963370627f3aa22d991e0a3e93f5d61ad9b08","https://git.kernel.org/stable/c/e52bbaa209ebff3bf7a10c17ba7d3e1d3cb0fe61","https://git.kernel.org/stable/c/f7fa8520f30373ce99c436c4d57c76befdacbef3"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-21T03:43:09.190223697+00:00"},"epss":{"cve":"CVE-2025-39739","score":0.0016,"percentile":0.05176,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}