CVE-2024-50299 (GCVE-0-2024-50299)
Vulnerability from cvelistv5
Published
2024-11-19 01:30
Modified
2026-05-12 12:00
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: sctp: properly validate chunk size in sctp_sf_ootb() A size validation fix similar to that in Commit 50619dbf8db7 ("sctp: add size validation when walking chunks") is also required in sctp_sf_ootb() to address a crash reported by syzbot: BUG: KMSAN: uninit-value in sctp_sf_ootb+0x7f5/0xce0 net/sctp/sm_statefuns.c:3712 sctp_sf_ootb+0x7f5/0xce0 net/sctp/sm_statefuns.c:3712 sctp_do_sm+0x181/0x93d0 net/sctp/sm_sideeffect.c:1166 sctp_endpoint_bh_rcv+0xc38/0xf90 net/sctp/endpointola.c:407 sctp_inq_push+0x2ef/0x380 net/sctp/inqueue.c:88 sctp_rcv+0x3831/0x3b20 net/sctp/input.c:243 sctp4_rcv+0x42/0x50 net/sctp/protocol.c:1159 ip_protocol_deliver_rcu+0xb51/0x13d0 net/ipv4/ip_input.c:205 ip_local_deliver_finish+0x336/0x500 net/ipv4/ip_input.c:233
References
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: properly validate chunk size in sctp_sf_ootb()\n\nA size validation fix similar to that in Commit 50619dbf8db7 (\"sctp: add\nsize validation when walking chunks\") is also required in sctp_sf_ootb()\nto address a crash reported by syzbot:\n\n  BUG: KMSAN: uninit-value in sctp_sf_ootb+0x7f5/0xce0 net/sctp/sm_statefuns.c:3712\n  sctp_sf_ootb+0x7f5/0xce0 net/sctp/sm_statefuns.c:3712\n  sctp_do_sm+0x181/0x93d0 net/sctp/sm_sideeffect.c:1166\n  sctp_endpoint_bh_rcv+0xc38/0xf90 net/sctp/endpointola.c:407\n  sctp_inq_push+0x2ef/0x380 net/sctp/inqueue.c:88\n  sctp_rcv+0x3831/0x3b20 net/sctp/input.c:243\n  sctp4_rcv+0x42/0x50 net/sctp/protocol.c:1159\n  ip_protocol_deliver_rcu+0xb51/0x13d0 net/ipv4/ip_input.c:205\n  ip_local_deliver_finish+0x336/0x500 net/ipv4/ip_input.c:233"
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    "cveId": "CVE-2024-50299",
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    "dateUpdated": "2026-05-12T12:00:52.484Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2"
}


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