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CVE PROGRAM SOURCE RECORD8.2 High

CVE-2024-50299

sctp: properly validate chunk size in sctp_sf_ootb()

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Status
Published
Published
Updated
Assigning organization
Linux

Description

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

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 67b9a278b80f71ec62091ded97c6bcbea33b5ec3affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 9b5d42aeaf1a52f73b003a33da6deef7df34685faffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 40b283ba76665437bc2ac72079c51b57b25bff9eaffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < a758aa6a773bb872196bcc3173171ef8996bddf0affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < bf9bff13225baf5f658577f7d985fc4933d79527affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < d3fb3cc83cf313e4f87063ce0f3fea76b071567baffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 8820d2d6589f62ee5514793fff9b50c9f8101182affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 0ead60804b64f5bd6999eec88e503c6a1a242d41affected

Linux Linux

Default version status: affected

  • 2.6.12affected
  • 0 to < 2.6.12unaffected
  • 4.19.324 to ≤ 4.19.*unaffected
  • 5.4.286 to ≤ 5.4.*unaffected
  • 5.10.230 to ≤ 5.10.*unaffected
  • 5.15.172 to ≤ 5.15.*unaffected
  • 6.1.117 to ≤ 6.1.*unaffected
  • 6.6.61 to ≤ 6.6.*unaffected
  • 6.11.8 to ≤ 6.11.*unaffected
  • 6.12 to ≤ *unaffected

References