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CVE-2026-98897

🗓️ 23 Oct 2026 11:54:05Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

ksmbd in the Linux kernel holds ci->m_lock while waiting for a lease break ack, causing DoS.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-98897
23 Oct 202612:20
–circl
cvelist
Cvelist
CVE-2026-98897 ksmbd: don't hold ci->m_lock while waiting for a lease break ack
23 Oct 202611:54
–cvelist
debiancve
Debian CVE
CVE-2026-98897
23 Oct 202611:54
–debiancve
euvd
EUVD
EUVD-2026-108853
23 Oct 202611:54
–euvd
mscve
Microsoft CVE
ksmbd: don't hold ci->m_lock while waiting for a lease break ack
24 Oct 202608:02
–mscve
nvd
NVD
CVE-2026-98897
23 Oct 202612:18
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-98897
23 Oct 202612:18
–osv_debian
ptsecurity
Positive Technologies
PT-2026-121867
23 Oct 202600:00
–ptsecurity
susecve
SUSE CVE
SUSE CVE-2026-98897
23 Oct 202623:53
–susecve
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-98897
23 Oct 202600:00
–nessus
Vulners
CNA
Node
OR
linuxlinux_kernelRange0–6.18.53
OR
linuxlinux_kernelRange6.18.0–6.18.53
linuxlinux_kernelRange6.19.0–7.2
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/oplock.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "868c9038ffd4af39766d087f68c8f543a3f66635",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "27a9bc968d4ae809a3f5ca2f2b136856ee613cb4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0",
        "lessThan": "6.18.53",
        "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/oplock.c"
    ],
    "versions": [
      {
        "version": "6.18.53",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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23 Oct 2026 12:18Current
5.9Medium risk
Vulners AI Score5.9
EPSS0.00198
8