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CVE-2026-89652

🗓️ 11 Sep 2026 19:45:42Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

Slab out-of-bounds write in ceph NFS export get_name via unchecked dname_len from MDS.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-89652 ceph: bound copied dentry name length in NFS export get_name
11 Sep 202619:45
cvelist
euvd
EUVD
EUVD-2026-76564
11 Sep 202619:45
euvd
nvd
NVD
CVE-2026-89652
11 Sep 202620:19
nvd
ptsecurity
Positive Technologies
PT-2026-90368
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-89652
11 Sep 202621:03
redhatcve
Vulners
CNA
Node
OR
linuxlinux_kernelRange3.156.12.109
linuxlinux_kernelRange6.13.06.18.50
linuxlinux_kernelRange6.19.07.2.4
linuxlinux_kernelRange7.3.07.3-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ceph/export.c"
    ],
    "versions": [
      {
        "version": "19913b4eac4a230dccb548931358398f45dabe4c",
        "lessThan": "61d9f27b191b838b96b697ce0bfaee39a138243a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "19913b4eac4a230dccb548931358398f45dabe4c",
        "lessThan": "06fb5e623cdc2402d6bb29be94d9beb9a826ffec",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "19913b4eac4a230dccb548931358398f45dabe4c",
        "lessThan": "e7c2fd3893a7f7fcd7e8cf0b2c6348bb1e893df6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "19913b4eac4a230dccb548931358398f45dabe4c",
        "lessThan": "eff8013c5a8916613c742ae5a2cc341cb605c0ae",
        "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/ceph/export.c"
    ],
    "versions": [
      {
        "version": "3.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.109",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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