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CVE-2023-53794

🗓️ 09 Dec 2025 00:00:51Reported by LinuxType 
cve
 cve🔗 web.nvd.nist.gov👁 10 Views

CVE-2023-53794: Linux kernel cifs reconnect fixes session state check to prevent use-after-free by not collecting exiting sessions in smb2_reconnect_server.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-330)
8 Sep 202300:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1244)
10 Mar 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1280)
10 Mar 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP12 : kernel (EulerOS-SA-2026-1366)
16 Mar 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP12 : kernel (EulerOS-SA-2026-1397)
16 Mar 202600:00
–nessus
Tenable Nessus		EulerOS Virtualization 2.12.1 : kernel (EulerOS-SA-2026-1433)
17 Mar 202600:00
–nessus
Tenable Nessus		EulerOS Virtualization 2.12.0 : kernel (EulerOS-SA-2026-1490)
17 Mar 202600:00
–nessus
Tenable Nessus		EulerOS Virtualization 2.13.1 : kernel (EulerOS-SA-2026-2132)
6 Jun 202600:00
–nessus
Tenable Nessus		EulerOS Virtualization 2.13.0 : kernel (EulerOS-SA-2026-2171)
6 Jun 202600:00
–nessus
Tenable Nessus		SUSE SLES15 Security Update : kernel (SUSE-SU-2026:0278-1)
24 Jan 202600:00
–nessus
Rows per page
Vulners
CNA
Node
linuxlinux_kernelRange3.10.103–3.11
OR
linuxlinux_kernelRange3.12.63–3.13
OR
linuxlinux_kernelRange3.14.74–3.15
OR
linuxlinux_kernelRange3.16.37–3.17
OR
linuxlinux_kernelRange3.18.37–3.19
OR
linuxlinux_kernelRange4.1.28–4.2
OR
linuxlinux_kernelRange4.4.16–4.5
OR
linuxlinux_kernelRange4.6.5–4.7
OR
linuxlinux_kernelRange4.7–6.1.47
OR
linuxlinux_kernelRange6.2.0–6.4.12
OR
linuxlinux_kernelRange6.5.0≥
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/smb2pdu.c"
    ],
    "versions": [
      {
        "version": "4fcd1813e6404dd4420c7d12fb483f9320f0bf93",
        "lessThan": "7e4f5c3f01fb0e51ca438e43262d858daf9a0a76",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4fcd1813e6404dd4420c7d12fb483f9320f0bf93",
        "lessThan": "759ffc164d95a32c09528766d74d9b4fb054e8f4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4fcd1813e6404dd4420c7d12fb483f9320f0bf93",
        "lessThan": "99f280700b4cc02d5f141b8d15f8e9fad0418f65",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "655e0c067f0e02ece03fd0591dabe3db2ae27552",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "875cc09c0767a4ac06b57af383709657f98b3ea1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "599fe1409085059ba12a2c3897c853be9fa9e7cf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2e4378ee60049b752c9dce16f62ce6fbd11b379a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "59b520454b323ec43b2ae757217332cea33091e0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e20c888e2b3576e5f498c167729d274ef60b86f8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ce7aa4e44d88ce64ea8ae2337b8910f3670b0ba",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "419fad68e4c4135ff9859e9214dd6cf954413ca1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3.10.103",
        "lessThan": "3.11",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.12.63",
        "lessThan": "3.13",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.14.74",
        "lessThan": "3.15",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.16.37",
        "lessThan": "3.17",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.18.37",
        "lessThan": "3.19",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.1.28",
        "lessThan": "4.2",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.4.16",
        "lessThan": "4.5",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.6.5",
        "lessThan": "4.7",
        "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/client/smb2pdu.c"
    ],
    "versions": [
      {
        "version": "4.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.47",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4.12",
        "lessThanOrEqual": "6.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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23 May 2026 15:31Current
6.2Medium risk
Vulners AI Score6.2
EPSS0.00024
cifslinux kernelreconnectsession stateuse after freesmb2 reconnectexiting session
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