Answer in brief
CVE-2024-50299 records a Unknown severity vulnerability in sctp: properly validate chunk size in sctp_sf_ootb(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic), Siemens/RUGGEDCOM RST2428P (generic), Siemens/SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic), Siemens/RUGGEDCOM RST2428P (generic), Siemens/SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <67b9a278b80f71ec62091ded97c6bcbea33b5ec3 || >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <9b5d42aeaf1a52f73b003a33da6deef7df34685f || >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <40b283ba76665437bc2ac72079c51b57b25bff9e || >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <a758aa6a773bb872196bcc3173171ef8996bddf0 || >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <bf9bff13225baf5f658577f7d985fc4933d79527 || >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <d3fb3cc83cf313e4f87063ce0f3fea76b071567b || >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <8820d2d6589f62ee5514793fff9b50c9f8101182 || >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <0ead60804b64f5bd6999eec88e503c6a1a242d41 | 67b9a278b80f71ec62091ded97c6bcbea33b5ec3, 9b5d42aeaf1a52f73b003a33da6deef7df34685f, 40b283ba76665437bc2ac72079c51b57b25bff9e, a758aa6a773bb872196bcc3173171ef8996bddf0, bf9bff13225baf5f658577f7d985fc4933d79527, d3fb3cc83cf313e4f87063ce0f3fea76b071567b, 8820d2d6589f62ee5514793fff9b50c9f8101182, 0ead60804b64f5bd6999eec88e503c6a1a242d41 |
| Linux/Linuxgeneric | 2.6.12 | Not reported |
| Siemens/RUGGEDCOM RST2428Pgeneric | >=0 <V3.2 | V3.2 |
| Siemens/SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 familygeneric | >=0 <V3.2 | V3.2 |
| Siemens/SCALANCE XCM-/XRM-/XCH-/XRH-300 familygeneric | >=0 <V3.2 | V3.2 |
| Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFPgeneric | >=V3.1.0 <V3.1.5 | V3.1.5 |
| Siemens/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPgeneric | >=V3.1.0 <V3.1.5 | V3.1.5 |
| Siemens/SIMATIC S7-1500 TM MFP - GNU/Linux subsystemgeneric | >=0 <* | * |
| Siemens/SIPLUS S7-1500 CPU 1518-4 PN/DP MFPgeneric | >=V3.1.0 <V3.1.5 | V3.1.5 |
Published upstream
Nov 19, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
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
Quoted source text, attributed separately from HOL analysis.