{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2024-53047",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-53047",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-11-19T17:19:34.036Z",
    "updatedAt": "2026-05-11T20:49:47.627Z",
    "importedAt": "2026-10-24T01:57:20.494Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "mptcp: init: protect sched with rcu_read_lock",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: init: protect sched with rcu_read_lock\n\nEnabling CONFIG_PROVE_RCU_LIST with its dependence CONFIG_RCU_EXPERT\ncreates this splat when an MPTCP socket is created:\n\n  =============================\n  WARNING: suspicious RCU usage\n  6.12.0-rc2+ #11 Not tainted\n  -----------------------------\n  net/mptcp/sched.c:44 RCU-list traversed in non-reader section!!\n\n  other info that might help us debug this:\n\n  rcu_scheduler_active = 2, debug_locks = 1\n  no locks held by mptcp_connect/176.\n\n  stack backtrace:\n  CPU: 0 UID: 0 PID: 176 Comm: mptcp_connect Not tainted 6.12.0-rc2+ #11\n  Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011\n  Call Trace:\n   <TASK>\n   dump_stack_lvl (lib/dump_stack.c:123)\n   lockdep_rcu_suspicious (kernel/locking/lockdep.c:6822)\n   mptcp_sched_find (net/mptcp/sched.c:44 (discriminator 7))\n   mptcp_init_sock (net/mptcp/protocol.c:2867 (discriminator 1))\n   ? sock_init_data_uid (arch/x86/include/asm/atomic.h:28)\n   inet_create.part.0.constprop.0 (net/ipv4/af_inet.c:386)\n   ? __sock_create (include/linux/rcupdate.h:347 (discriminator 1))\n   __sock_create (net/socket.c:1576)\n   __sys_socket (net/socket.c:1671)\n   ? __pfx___sys_socket (net/socket.c:1712)\n   ? do_user_addr_fault (arch/x86/mm/fault.c:1419 (discriminator 1))\n   __x64_sys_socket (net/socket.c:1728)\n   do_syscall_64 (arch/x86/entry/common.c:52 (discriminator 1))\n   entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)\n\nThat's because when the socket is initialised, rcu_read_lock() is not\nused despite the explicit comment written above the declaration of\nmptcp_sched_find() in sched.c. Adding the missing lock/unlock avoids the\nwarning.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1730b2b2c5a5a886007b247366aebe0976dc8881",
              "status": "affected",
              "versionType": "git",
              "lessThan": "cb8b81ad3e893a6d18dcdd3754cc2ea2a42c0136"
            },
            {
              "version": "1730b2b2c5a5a886007b247366aebe0976dc8881",
              "status": "affected",
              "versionType": "git",
              "lessThan": "494eb22f9a7bd03783e60595a57611c209175f1a"
            },
            {
              "version": "1730b2b2c5a5a886007b247366aebe0976dc8881",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3deb12c788c385e17142ce6ec50f769852fcec65"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.6"
            },
            {
              "version": "6.6.60",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.11.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.11.*"
            },
            {
              "version": "6.12",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}