Lucene search
+L

CVE-2026-89648 ceph: cap delegated inode count in ceph_parse_deleg_inos()

🗓️ 11 Sep 2026 19:45:39Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 51 Views

Unbounded delegated inode growth in Linux kernel Ceph client via MDS reply enables DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
nessus
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-3187)
12 Oct 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-89648
12 Sep 202600:00
–nessus
cve
CVE
CVE-2026-89648
11 Sep 202619:45
–cve
debiancve
Debian CVE
CVE-2026-89648
11 Sep 202619:45
–debiancve
euvd
EUVD
EUVD-2026-76560
11 Sep 202619:45
–euvd
mscve
Microsoft CVE
ceph: cap delegated inode count in ceph_parse_deleg_inos()
13 Sep 202608:09
–mscve
nvd
NVD
CVE-2026-89648
11 Sep 202620:19
–nvd
osv_azl
osv_azl
AZL-100250 CVE-2026-89648 affecting package kernel 6.6.157.1-1
11 Sep 202620:19
–osv_azl
osv_bell
osv_bell
BELL-CVE-2026-89648
15 Sep 202606:05
–osv_bell
osv_debian
osv_debian
DEBIAN-CVE-2026-89648
11 Sep 202620:19
–osv_debian
Rows per page
[
  {
    "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": "8194d8e61ef0b49baddf660c7e88fc1c563a5e55",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d4846487870897a5a149a3220c95bfd5728f9247",
        "lessThan": "7fc55e8e6b6b50f217b1728415578704baf4d0a2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "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": "6.6.160",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.114",
        "lessThanOrEqual": "6.12.*",
        "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",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation