{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2022-49529",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49529",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-02-26T02:13:50.580Z",
    "updatedAt": "2026-05-11T19:01:41.653Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "drm/amdgpu/pm: fix the null pointer while the smu is disabled",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/pm: fix the null pointer while the smu is disabled\n\nIt needs to check if the pp_funcs is initialized while release the\ncontext, otherwise it will trigger null pointer panic while the software\nsmu is not enabled.\n\n[ 1109.404555] BUG: kernel NULL pointer dereference, address: 0000000000000078\n[ 1109.404609] #PF: supervisor read access in kernel mode\n[ 1109.404638] #PF: error_code(0x0000) - not-present page\n[ 1109.404657] PGD 0 P4D 0\n[ 1109.404672] Oops: 0000 [#1] PREEMPT SMP NOPTI\n[ 1109.404701] CPU: 7 PID: 9150 Comm: amdgpu_test Tainted: G           OEL    5.16.0-custom #1\n[ 1109.404732] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006\n[ 1109.404765] RIP: 0010:amdgpu_dpm_force_performance_level+0x1d/0x170 [amdgpu]\n[ 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 <49> 83 7e 78 00 0f 84 f2 00 00 00 80 bf 87 80 00 00 00 48 89 fb 0f\n[ 1109.405176] RSP: 0018:ffffaf3083ad7c20 EFLAGS: 00010282\n[ 1109.405203] RAX: 0000000000000000 RBX: ffff9796b1c14600 RCX: 0000000002862007\n[ 1109.405229] RDX: ffff97968591c8c0 RSI: 0000000000000001 RDI: ffff9796a3700000\n[ 1109.405260] RBP: ffffaf3083ad7c50 R08: ffffffff9897de00 R09: ffff979688d9db60\n[ 1109.405286] R10: 0000000000000000 R11: ffff979688d9db90 R12: 0000000000000001\n[ 1109.405316] R13: ffff9796a3700000 R14: 0000000000000000 R15: ffff9796a3708fc0\n[ 1109.405345] FS:  00007ff055cff180(0000) GS:ffff9796bfdc0000(0000) knlGS:0000000000000000\n[ 1109.405378] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 1109.405400] CR2: 0000000000000078 CR3: 000000000a394000 CR4: 00000000000506e0\n[ 1109.405434] Call Trace:\n[ 1109.405445]  <TASK>\n[ 1109.405456]  ? delete_object_full+0x1d/0x20\n[ 1109.405480]  amdgpu_ctx_set_stable_pstate+0x7c/0xa0 [amdgpu]\n[ 1109.405698]  amdgpu_ctx_fini.part.0+0xcb/0x100 [amdgpu]\n[ 1109.405911]  amdgpu_ctx_do_release+0x71/0x80 [amdgpu]\n[ 1109.406121]  amdgpu_ctx_ioctl+0x52d/0x550 [amdgpu]\n[ 1109.406327]  ? _raw_spin_unlock+0x1a/0x30\n[ 1109.406354]  ? drm_gem_handle_delete+0x81/0xb0 [drm]\n[ 1109.406400]  ? amdgpu_ctx_get_entity+0x2c0/0x2c0 [amdgpu]\n[ 1109.406609]  drm_ioctl_kernel+0xb6/0x140 [drm]",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "79c65f3fcbb1288b84473d45e6d001820a971d54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "49ec3441aa5e5940f3e82dd2f0205b9c856e399d"
            },
            {
              "version": "79c65f3fcbb1288b84473d45e6d001820a971d54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "eea5c7b3390c6e006ba4cbd906447dd8cea8cfbf"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.18",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.18"
            },
            {
              "version": "5.18.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.18.*"
            },
            {
              "version": "5.19",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}