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CVE-2026-68239 drm/ttm: Account for NULL and handle pages in ttm_pool_backup

🗓️ 10 Aug 2026 12:01:04Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Fixed drm/ttm ttm_pool_backup to skip NULL and handle pages and add a writeback pass.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-68239
10 Aug 202612:01
cve
debiancve
Debian CVE
CVE-2026-68239
10 Aug 202612:01
debiancve
euvd
EUVD
EUVD-2026-55340
10 Aug 202612:01
euvd
nvd
NVD
CVE-2026-68239
10 Aug 202613:20
nvd
osv
OSV
DEBIAN-CVE-2026-68239
10 Aug 202613:20
osv
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/ttm/ttm_pool.c"
    ],
    "versions": [
      {
        "version": "b63d715b8090aed48bdef5930625946fa4c0d324",
        "lessThan": "22aa7fb4e7d0b3ab41d1240ed743167980912970",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b63d715b8090aed48bdef5930625946fa4c0d324",
        "lessThan": "9ddaabf38f7a45b329e34358b98d2968d8649d21",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b63d715b8090aed48bdef5930625946fa4c0d324",
        "lessThan": "5b7b3b6595ee77d01c7463757baed114786094dd",
        "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/ttm/ttm_pool.c"
    ],
    "versions": [
      {
        "version": "6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.42",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc4",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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