5.5

CVE-2024-50299

sctp: properly validate chunk size in sctp_sf_ootb()

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
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 2.6.12 < 4.19.324
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.286
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.230
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.172
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.117
Linux ≫ Linux Kernel Version >= 6.2 < 6.6.61
Linux ≫ Linux Kernel Version >= 6.7 < 6.11.8
Linux ≫ Linux Kernel Version6.12 Updaterc1
Linux ≫ Linux Kernel Version6.12 Updaterc2
Linux ≫ Linux Kernel Version6.12 Updaterc3
Linux ≫ Linux Kernel Version6.12 Updaterc4
Linux ≫ Linux Kernel Version6.12 Updaterc5
Linux ≫ Linux Kernel Version6.12 Updaterc6
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.27% 0.177
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-908 Use of Uninitialized Resource

The product uses or accesses a resource that has not been initialized.

https://git.kernel.org/stable/c/0ead60804b64f5bd6999eec88e503c6a1a242d41
Patch
https://git.kernel.org/stable/c/40b283ba76665437bc2ac72079c51b57b25bff9e
Patch
https://git.kernel.org/stable/c/67b9a278b80f71ec62091ded97c6bcbea33b5ec3
Patch
https://git.kernel.org/stable/c/8820d2d6589f62ee5514793fff9b50c9f8101182
Patch
https://git.kernel.org/stable/c/9b5d42aeaf1a52f73b003a33da6deef7df34685f
Patch
https://git.kernel.org/stable/c/a758aa6a773bb872196bcc3173171ef8996bddf0
Patch
https://git.kernel.org/stable/c/bf9bff13225baf5f658577f7d985fc4933d79527
Patch
https://git.kernel.org/stable/c/d3fb3cc83cf313e4f87063ce0f3fea76b071567b
Patch
https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://cert-portal.siemens.com/productcert/html/ssa-265688.html
https://cert-portal.siemens.com/productcert/html/ssa-355557.html