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CVE-2026-68448 ovl: check access to copy_file_range source with src mounter creds

🗓️ 12 Aug 2026 00:51:44Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 32 Views

overlayfs cross-sb copy_file_range uses wrong creds for source read access check.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-68448
12 Aug 202600:51
attackerkb
nessus
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-2106)
31 Aug 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-68448
12 Aug 202600:00
nessus
cve
CVE
CVE-2026-68448
12 Aug 202600:51
cve
debiancve
Debian CVE
CVE-2026-68448
12 Aug 202600:51
debiancve
euvd
EUVD
EUVD-2026-57054
12 Aug 202600:51
euvd
nvd
NVD
CVE-2026-68448
12 Aug 202601:17
nvd
osv
OSV
AZL-95513 CVE-2026-68448 affecting package kernel 6.6.150.1-1
12 Aug 202601:17
osv
osv
OSV
BELL-CVE-2026-68448
14 Aug 202606:04
osv
osv
OSV
DEBIAN-CVE-2026-68448
12 Aug 202601:17
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/overlayfs/file.c"
    ],
    "versions": [
      {
        "version": "5dae222a5ff0c269730393018a5539cc970a4726",
        "lessThan": "9ec22c8113d8cf72ed7197bb61037dcad09e50d8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5dae222a5ff0c269730393018a5539cc970a4726",
        "lessThan": "1f4a107439d2e43db176e34919933e617cb7f2c5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5dae222a5ff0c269730393018a5539cc970a4726",
        "lessThan": "a1e0eb8f55cfe09bb31a202a388babc411292656",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/overlayfs/file.c"
    ],
    "versions": [
      {
        "version": "5.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.3",
        "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",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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