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CVE-2026-89648

🗓️ 11 Sep 2026 19:45:39Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

Unbounded xarray growth in Linux kernel ceph_parse_deleg_inos() via MDS-controlled interval length.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-89648 ceph: cap delegated inode count in ceph_parse_deleg_inos()
11 Sep 202619:45
cvelist
euvd
EUVD
EUVD-2026-76560
11 Sep 202619:45
euvd
nvd
NVD
CVE-2026-89648
11 Sep 202620:19
nvd
ptsecurity
Positive Technologies
PT-2026-90364
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-89648
11 Sep 202620:54
redhatcve
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.76.18.51
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/mds_client.c",
      "fs/ceph/mds_client.h",
      "fs/ceph/super.h"
    ],
    "versions": [
      {
        "version": "d4846487870897a5a149a3220c95bfd5728f9247",
        "lessThan": "c040e139f1a629b767f900bbbc3f9892c290ed85",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d4846487870897a5a149a3220c95bfd5728f9247",
        "lessThan": "f341270ac5f5077804d7837ce77b0f0df1cea29d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d4846487870897a5a149a3220c95bfd5728f9247",
        "lessThan": "4bd3158bd62466d57ed72a3f7bc5f205fedd6919",
        "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/mds_client.c",
      "fs/ceph/mds_client.h",
      "fs/ceph/super.h"
    ],
    "versions": [
      {
        "version": "5.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.51",
        "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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