CVE-2023-53072

🗓️ 02 May 2025 15:55:23Reported by LinuxType

Vulnerability CVE-2023-53072 in Linux kernel fixed use-after-free in multi-path TCP socket handling.

Reporter	Title	Published	Views	Family All 119
ATTACKERKB	CVE-2023-53072	2 May 202516:15	–	attackerkb
Tenable Nessus	Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1054)	10 Jul 202500:00	–	nessus
Tenable Nessus	RHEL 9 : kernel (RHSA-2023:6583)	28 Apr 202400:00	–	nessus
Tenable Nessus	RHEL 8 : kernel (RHSA-2024:3138)	23 May 202400:00	–	nessus
Tenable Nessus	Linux Distros Unpatched Vulnerability : CVE-2023-53072	7 Aug 202500:00	–	nessus
Amazon	Important: kernel	10 Jul 202500:00	–	amazon
BDU FSTEC	The vulnerabilities of the functions __mptcp_close_ssk() and mptcp_worker() in the net/mptcp/protocol.c module of the Linux kernel allow attackers to compromise the confidentiality, integrity, and accessibility of protected information.	26 Mar 202600:00	–	bdu_fstec
Circl	CVE-2023-53072	19 Mar 202600:00	–	circl
CNNVD	Linux kernel 安全漏洞	2 May 202500:00	–	cnnvd
Cvelist	CVE-2023-53072 mptcp: use the workqueue to destroy unaccepted sockets	2 May 202515:55	–	cvelist

NVD

Vulners

CNA

Node

linux linux_kernelRange5.7–6.1.22

linux linux_kernelRange6.2–6.2.8

linux linux_kernelMatch6.3rc1

linux linux_kernelMatch6.3rc2

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/mptcp/protocol.c",
      "net/mptcp/protocol.h",
      "net/mptcp/subflow.c"
    ],
    "versions": [
      {
        "version": "58b09919626bf9067345289212ec030c61eb1034",
        "lessThan": "2827f099b3fb9a59263c997400e9182f5d423e84",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "58b09919626bf9067345289212ec030c61eb1034",
        "lessThan": "804cf487fb0031f3c74755b78d8663333f0ba636",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "58b09919626bf9067345289212ec030c61eb1034",
        "lessThan": "b6985b9b82954caa53f862d6059d06c0526254f0",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/mptcp/protocol.c",
      "net/mptcp/protocol.h",
      "net/mptcp/subflow.c"
    ],
    "versions": [
      {
        "version": "5.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.22",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2.8",
        "lessThanOrEqual": "6.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/b6985b9b82954caa53f862d6059d06c0526254f0
git	www.git.kernel.org/stable/c/2827f099b3fb9a59263c997400e9182f5d423e84
git	www.git.kernel.org/stable/c/804cf487fb0031f3c74755b78d8663333f0ba636

17 Jun 2026 06:44Current

6.4Medium risk

Vulners AI Score6.4

CVSS 3.17.8

EPSS0.00161

CWE-416