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CVE-2026-89801 drm/nouveau/uvmm: fix premature region free on failed OP_UNMAP_SPARSE

🗓️ 16 Sep 2026 10:30:34Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

Use-after-free in Linux kernel drm/nouveau/uvmm OP_UNMAP_SPARSE frees live region on failed submit.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89801
16 Sep 202610:30
cve
debiancve
Debian CVE
CVE-2026-89801
16 Sep 202610:30
debiancve
euvd
EUVD
EUVD-2026-80401
16 Sep 202610:30
euvd
nvd
NVD
CVE-2026-89801
16 Sep 202611:16
nvd
osv
OSV
DEBIAN-CVE-2026-89801
16 Sep 202611:16
osv
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/nouveau/nouveau_uvmm.c"
    ],
    "versions": [
      {
        "version": "b88baab828713ce0b49b185444b2ee83bed373a8",
        "lessThan": "ba42d8a1c2c7629c61914df11a7d63ac77449ffb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b88baab828713ce0b49b185444b2ee83bed373a8",
        "lessThan": "88114e3a96582882e63b2f73aa7a5a9cf0d5073c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b88baab828713ce0b49b185444b2ee83bed373a8",
        "lessThan": "24c25b182d17d1bdfde0088c96bdf6f93e8f46bc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b88baab828713ce0b49b185444b2ee83bed373a8",
        "lessThan": "4083d24c2636fde7b18076115af52820d203bc57",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b88baab828713ce0b49b185444b2ee83bed373a8",
        "lessThan": "ccf930812f23b8259ef64fd3394d53b093e4651a",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/nouveau/nouveau_uvmm.c"
    ],
    "versions": [
      {
        "version": "6.6",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.6",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.157",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.110",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.51",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.5",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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16 Sep 2026 14:38Current
CVSS 3.17.8
9