{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:14",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7.0.4-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "In the Linux kernel, the following vulnerability has been resolved:  drm/imagination: Fix segfault when updating ftrace mask  Fix invalid data access by passing right data for debugfs entry.  [  171.549793] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [  171.559248] Mem abort info: [  171.562173]   ESR = 0x0000000096000044 [  171.566227]   EC = 0x25: DABT (current EL), IL = 32 bits [  171.573108]   SET = 0, FnV = 0 [  171.576448]   EA = 0, S1PTW = 0 [  171.579745]   FSC = 0x04: level 0 translation fault [  171.584760] Data abort info: [  171.588012]   ISV = 0, ISS = 0x00000044, ISS2 = 0x00000000 [  171.593734]   CM = 0, WnR = 1, TnD = 0, TagAccess = 0 [  171.598962]   GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [  171.604471] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000083837000 [  171.611358] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000 [  171.618500] Internal error: Oops: 0000000096000044 [#1]  SMP [  171.624222] Modules linked in: powervr drm_shmem_helper drm_gpuvm... [  171.656580] CPU: 0 UID: 0 PID: 549 Comm: bash Not tainted 7.0.0-rc2-g730b257ba723-dirty #13 PREEMPT [  171.665773] Hardware name: BeagleBoard.org BeaglePlay (DT) [  171.671296] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [  171.678306] pc : pvr_fw_trace_mask_set+0x78/0x154 [powervr] [  171.683959] lr : pvr_fw_trace_mask_set+0x4c/0x154 [powervr] [  171.689593] sp : ffff8000835ebb90 [  171.692929] x29: ffff8000835ebc00 x28: ffff000005c60f80 x27: 0000000000000000 [  171.700130] x26: 0000000000000000 x25: ffff00000504af28 x24: 0000000000000000 [  171.707324] x23: ffff00000504af50 x22: 0000000000000203 x21: 0000000000000000 [  171.714518] x20: ffff000005c44a80 x19: ffff000005c457b8 x18: 0000000000000000 [  171.721715] x17: 0000000000000000 x16: 0000000000000000 x15: 0000aaaae8887580 [  171.728908] x14: 0000000000000000 x13: 0000000000000000 x12: ffff8000835ebc30 [  171.736095] x11: ffff00000504af2a x10: ffff00008504af29 x9 : 0fffffffffffffff [  171.743286] x8 : ffff8000835ebbf8 x7 : 0000000000000000 x6 : 000000000000002a [  171.750479] x5 : ffff00000504af2e x4 : 0000000000000000 x3 : 0000000000000010 [  171.757674] x2 : 0000000000000203 x1 : 0000000000000000 x0 : ffff8000835ebba0 [  171.764871] Call trace: [  171.767342]  pvr_fw_trace_mask_set+0x78/0x154 [powervr] (P) [  171.772984]  simple_attr_write_xsigned.isra.0+0xe0/0x19c [  171.778341]  simple_attr_write+0x18/0x24 [  171.782296]  debugfs_attr_write+0x50/0x98 [  171.786341]  full_proxy_write+0x6c/0xa8 [  171.790208]  vfs_write+0xd4/0x350 [  171.793561]  ksys_write+0x70/0x108 [  171.796995]  __arm64_sys_write+0x1c/0x28 [  171.800952]  invoke_syscall+0x48/0x10c [  171.804740]  el0_svc_common.constprop.0+0x40/0xe0 [  171.809487]  do_el0_svc+0x1c/0x28 [  171.812834]  el0_svc+0x34/0x108 [  171.816013]  el0t_64_sync_handler+0xa0/0xe4 [  171.820237]  el0t_64_sync+0x198/0x19c [  171.823939] Code: 32000262 b90ac293 1a931056 9134e293 (b9000036) [  171.830073] ---[ end trace 0000000000000000 ]---",
  "id": "DEBIAN-CVE-2026-46278",
  "modified": "2026-09-14T16:47:32.195497476Z",
  "published": "2026-06-08T17:16:45.390Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2026-46278"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "upstream": [
    "CVE-2026-46278"
  ]
}