Lucene search
+L

CVE-2026-99277 ksmbd: hold a connection reference for each session channel

🗓️ 07 Nov 2026 14:08:46Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

Use-after-free in Linux kernel ksmbd due to concurrent session reference holding.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-99277
7 Nov 202614:19
–circl
cve
CVE
CVE-2026-99277
7 Nov 202614:08
–cve
debiancve
Debian CVE
CVE-2026-99277
7 Nov 202622:49
–debiancve
euvd
EUVD
EUVD-2026-119285
7 Nov 202614:08
–euvd
nvd
NVD
CVE-2026-99277
7 Nov 202614:17
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-99277
7 Nov 202614:17
–osv_debian
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-99277: Linux: In the Linux kernel, the following vulnerability has been resolved: ksmbd: hold a connection reference for each session…
7 Nov 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-99277
7 Nov 202620:33
–redhatcve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/mgmt/user_session.c",
      "fs/smb/server/smb2pdu.c"
    ],
    "versions": [
      {
        "version": "d7fd1f98607f2cd358e583f9548bdf0173090a86",
        "lessThan": "4b333aed69cfc2c8687b86b6a4364a0dffc16dd8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d7fd1f98607f2cd358e583f9548bdf0173090a86",
        "lessThan": "add8d7fb04efe564193df73581889c62fc0016f1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c99ea7855124ca1428a1e59c2b4590aaef34eacf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7.2.8",
        "lessThan": "7.3",
        "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/mgmt/user_session.c",
      "fs/smb/server/smb2pdu.c"
    ],
    "versions": [
      {
        "version": "7.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.3",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3.2",
        "lessThanOrEqual": "7.3.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.4-rc1",
        "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