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FKIE_CVE-2026-74393

Vulnerability from fkie_nvd - Published: 2026-08-15 06:22 - Updated: 2026-08-17 06:19
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/syncobj: Fix memory leak in drm_syncobj_find_fence() Commit 18226ba52159 ("drm/syncobj: reject invalid flags in drm_syncobj_find_fence") forgot to take into account the fact that drm_syncobj_find() takes a reference to syncobj and returns early without dropping the reference, leading to memory leaks. Reported by: Sam Spencer <sam.spencer@arm.com>
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5c5994a1204743fa55e4c198ed93a6c36f21cd1f
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7471006cd854d159723344be809e8287a2d75502
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e245f3491bf30a758786a4424854f61fee472308
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e5b93bd6fdb92aa5e4689715d7e8487d9ce66a38
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/drm_syncobj.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e245f3491bf30a758786a4424854f61fee472308",
              "status": "affected",
              "version": "18226ba52159257d4c2f777a168cc09adb3c1ac0",
              "versionType": "git"
            },
            {
              "lessThan": "7471006cd854d159723344be809e8287a2d75502",
              "status": "affected",
              "version": "18226ba52159257d4c2f777a168cc09adb3c1ac0",
              "versionType": "git"
            },
            {
              "lessThan": "5c5994a1204743fa55e4c198ed93a6c36f21cd1f",
              "status": "affected",
              "version": "18226ba52159257d4c2f777a168cc09adb3c1ac0",
              "versionType": "git"
            },
            {
              "lessThan": "e5b93bd6fdb92aa5e4689715d7e8487d9ce66a38",
              "status": "affected",
              "version": "18226ba52159257d4c2f777a168cc09adb3c1ac0",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/drm_syncobj.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.9"
            },
            {
              "lessThan": "6.9",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.97",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/syncobj: Fix memory leak in drm_syncobj_find_fence()\n\nCommit 18226ba52159 (\"drm/syncobj: reject invalid flags in\ndrm_syncobj_find_fence\") forgot to take into account the fact that\ndrm_syncobj_find() takes a reference to syncobj and returns early\nwithout dropping the reference, leading to memory leaks.\n\nReported by: Sam Spencer \u003csam.spencer@arm.com\u003e"
    }
  ],
  "id": "CVE-2026-74393",
  "lastModified": "2026-08-17T06:19:34.343",
  "metrics": {},
  "published": "2026-08-15T06:22:41.257",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/5c5994a1204743fa55e4c198ed93a6c36f21cd1f"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/7471006cd854d159723344be809e8287a2d75502"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/e245f3491bf30a758786a4424854f61fee472308"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/e5b93bd6fdb92aa5e4689715d7e8487d9ce66a38"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}



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