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        "cveId": "CVE-2024-49944",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-10-21T12:17:06.044Z",
        "datePublished": "2024-10-21T18:02:02.457Z",
        "dateUpdated": "2026-05-12T11:59:06.092Z"
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                "dateUpdated": "2026-05-11T20:42:33.684Z"
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                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start\n\nIn sctp_listen_start() invoked by sctp_inet_listen(), it should set the\nsk_state back to CLOSED if sctp_autobind() fails due to whatever reason.\n\nOtherwise, next time when calling sctp_inet_listen(), if sctp_sk(sk)->reuse\nis already set via setsockopt(SCTP_REUSE_PORT), sctp_sk(sk)->bind_hash will\nbe dereferenced as sk_state is LISTENING, which causes a crash as bind_hash\nis NULL.\n\n  KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\n  RIP: 0010:sctp_inet_listen+0x7f0/0xa20 net/sctp/socket.c:8617\n  Call Trace:\n   <TASK>\n   __sys_listen_socket net/socket.c:1883 [inline]\n   __sys_listen+0x1b7/0x230 net/socket.c:1894\n   __do_sys_listen net/socket.c:1902 [inline]"
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