{
  "cveId": "CVE-2022-49529",
  "url": "https://patchblox.com/security/cve/CVE-2022-49529",
  "summary": "CVE-2022-49529 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49529, released February 26, 2025. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  drm/amdgpu/pm: fix the null pointer while the sm...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  drm/amdgpu/pm: fix the null pointer while the smu is disabled  It needs to check if the pp_funcs is initialized while release the context, otherwise it will trigger null pointer panic while the software smu is not enabled.  [ 1109.404555] BUG: kernel NULL pointer dereference, address: 0000000000000078 [ 1109.404609] #PF: supervisor read access in kernel mode [ 1109.404638] #PF: error_code(0x0000) - not-present page [ 1109.404657] PGD 0 P4D 0 [ 1109.404672] Oops: 0000 [#1] PREEMPT SMP NOPTI [ 1109.404701] CPU: 7 PID: 9150 Comm: amdgpu_test Tainted: G           OEL    5.16.0-custom #1 [ 1109.404732] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006 [ 1109.404765] RIP: 0010:amdgpu_dpm_force_performance_level\u002B0x1d/0x170 [amdgpu] [ 1109.405109] Code: 5d c3 44 8b a3 f0 80 00 00 eb e5 66 90 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 08 4c 8b b7 f0 7d 00 00 \u003C49\u003E 83 7e 78 00 0f 84 f2 00 00 00 80 bf 87 80 00 00 00 48 89 fb 0f [ 1109.405176] RSP: 0018:ffffaf3083ad7c20 EFLAGS: 00010282 [ 1109.405203] RAX: 0000000000000000 RBX: ffff9796b1c14600 RCX: 0000000002862007 [ 1109.405229] RDX: ffff97968591c8c0 RSI: 0000000000000001 RDI: ffff9796a3700000 [ 1109.405260] RBP: ffffaf3083ad7c50 R08: ffffffff9897de00 R09: ffff979688d9db60 [ 1109.405286] R10: 0000000000000000 R11: ffff979688d9db90 R12: 0000000000000001 [ 1109.405316] R13: ffff9796a3700000 R14: 0000000000000000 R15: ffff9796a3708fc0 [ 1109.405345] FS:  00007ff055cff180(0000) GS:ffff9796bfdc0000(0000) knlGS:0000000000000000 [ 1109.405378] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1109.405400] CR2: 0000000000000078 CR3: 000000000a394000 CR4: 00000000000506e0 [ 1109.405434] Call Trace: [ 1109.405445]  \u003CTASK\u003E [ 1109.405456]  ? delete_object_full\u002B0x1d/0x20 [ 1109.405480]  amdgpu_ctx_set_stable_pstate\u002B0x7c/0xa0 [amdgpu] [ 1109.405698]  amdgpu_ctx_fini.part.0\u002B0xcb/0x100 [amdgpu] [ 1109.405911]  amdgpu_ctx_do_release\u002B0x71/0x80 [amdgpu] [ 1109.406121]  amdgpu_ctx_ioctl\u002B0x52d/0x550 [amdgpu] [ 1109.406327]  ? _raw_spin_unlock\u002B0x1a/0x30 [ 1109.406354]  ? drm_gem_handle_delete\u002B0x81/0xb0 [drm] [ 1109.406400]  ? amdgpu_ctx_get_entity\u002B0x2c0/0x2c0 [amdgpu] [ 1109.406609]  drm_ioctl_kernel\u002B0xb6/0x140 [drm]",
  "published": "2025-02-26T07:01:28Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00227,
  "epssPercentile": 0.13546,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "5.18.5-1",
      "fix": "DEBIAN-CVE-2022-49529",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49529",
      "released": "2025-02-26T07:01:28Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "5.18.5-1",
      "fix": "DEBIAN-CVE-2022-49529",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49529",
      "released": "2025-02-26T07:01:28Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "5.18.5-1",
      "fix": "DEBIAN-CVE-2022-49529",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49529",
      "released": "2025-02-26T07:01:28Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}