CVE-2026-93059

Full vulnerability record from the local CVENow database.

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix task_struct reference leak in recover_worker get_pid_task() increments the task reference count, but the corresponding put_task_struct() was missing in the else branch, leaking a reference on every GPU hang recovery. Patchwork: https://patchwork.freedesktop.org/patch/730662/

Severity

Not scored

CVSS score

Not available

Vulnerability status

Received

Source identifier

416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2026-09-17 17:17:59.550000

Last modified

2026-10-19 10:16:55.777000

View original CVE JSON

{
  "id": "CVE-2026-93059",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2026-09-17T17:17:59.550",
  "lastModified": "2026-10-19T10:16:55.777",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix task_struct reference leak in recover_worker\n\nget_pid_task() increments the task reference count, but the\ncorresponding put_task_struct() was missing in the else branch,\nleaking a reference on every GPU hang recovery.\n\nPatchwork: https://patchwork.freedesktop.org/patch/730662/"
    }
  ],
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "programFiles": [
            "drivers/gpu/drm/msm/msm_gpu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "versions": [
            {
              "version": "25654a1756a4ace072404e89882d7ba8391900bd",
              "lessThan": "6c472fde2c8096e16bb46b0605adda2488f300c0",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "25654a1756a4ace072404e89882d7ba8391900bd",
              "lessThan": "d684f756d029d81db1cd64cd9645556e53fcc784",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "25654a1756a4ace072404e89882d7ba8391900bd",
              "lessThan": "40b793714ad8f393ab3d469f9d00b20ebda46257",
              "versionType": "git",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "programFiles": [
            "drivers/gpu/drm/msm/msm_gpu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "versions": [
            {
              "version": "6.17",
              "status": "affected"
            },
            {
              "version": "0",
              "lessThan": "6.17",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.18.52",
              "lessThanOrEqual": "6.18.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "7.2.6",
              "lessThanOrEqual": "7.2.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "7.3",
              "lessThanOrEqual": "*",
              "versionType": "original_commit_for_fix",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/40b793714ad8f393ab3d469f9d00b20ebda46257",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/6c472fde2c8096e16bb46b0605adda2488f300c0",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/d684f756d029d81db1cd64cd9645556e53fcc784",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}