Lucene search
+L

CVE-2026-98420

🗓️ 14 Oct 2026 13:27:49Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

In the Linux kernel, ksmbd allows SessionSetup to destroy valid sessions, causing DoS.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-98420
14 Oct 202618:45
–circl
cvelist
Cvelist
CVE-2026-98420 ksmbd: follow SMB2 session expiration semantics
14 Oct 202613:27
–cvelist
debiancve
Debian CVE
CVE-2026-98420
14 Oct 202613:27
–debiancve
euvd
EUVD
EUVD-2026-101069
14 Oct 202613:27
–euvd
nvd
NVD
CVE-2026-98420
14 Oct 202614:17
–nvd
osv
OSV
DEBIAN-CVE-2026-98420
14 Oct 202614:17
–osv
ubuntucve
UbuntuCve
CVE-2026-98420
14 Oct 202600:00
–ubuntucve
Vulners
CNA
Node
OR
OR
linuxlinux_kernelRange5.15.145–5.16
linuxlinux_kernelRange6.1.29–6.2
linuxlinux_kernelRange6.2.16–6.3
linuxlinux_kernelRange6.3.2–6.4
OR
linuxlinux_kernelRange6.4–7.2.8
linuxlinux_kernelRange7.3.0–7.3-rc4
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/connection.c",
      "fs/smb/server/connection.h",
      "fs/smb/server/mgmt/user_session.c",
      "fs/smb/server/mgmt/user_session.h",
      "fs/smb/server/proc.c",
      "fs/smb/server/server.c",
      "fs/smb/server/smb2pdu.c",
      "fs/smb/server/smb2pdu.h",
      "fs/smb/server/stats.h"
    ],
    "versions": [
      {
        "version": "ea174a91893956450510945a0c5d1a10b5323656",
        "lessThan": "c99ea7855124ca1428a1e59c2b4590aaef34eacf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ea174a91893956450510945a0c5d1a10b5323656",
        "lessThan": "d7fd1f98607f2cd358e583f9548bdf0173090a86",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a6a9601ba995d0fec635324cb9fd8d14f9bea14e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1fc8a2b14ef5223f8e0b95faba2ee0a6e4d0f99d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "750a2d772e9d9ff377fd32e3b6797bf2cd847a7a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6775ee7ef4b37c521aa4cf3730f54554c4875542",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.15.145",
        "lessThan": "5.16",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.29",
        "lessThan": "6.2",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.2.16",
        "lessThan": "6.3",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.3.2",
        "lessThan": "6.4",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/connection.c",
      "fs/smb/server/connection.h",
      "fs/smb/server/mgmt/user_session.c",
      "fs/smb/server/mgmt/user_session.h",
      "fs/smb/server/proc.c",
      "fs/smb/server/server.c",
      "fs/smb/server/smb2pdu.c",
      "fs/smb/server/smb2pdu.h",
      "fs/smb/server/stats.h"
    ],
    "versions": [
      {
        "version": "6.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.8",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc4",
        "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

14 Oct 2026 14:17Current
6Medium risk
Vulners AI Score6
5