CVE-2024-57857: RDMA/siw: Remove direct link to net_device
CSIRTS triage
- What
- The RDMA/siw (Software iWARP) subsystem contains a direct link to net_device that can become stale, causing use-after-free.
- Who is affected
- Systems using RDMA software iWARP transport for high-speed networking.
- Urgency
- Medium priority; CVSS 5.5, memory safety issue in RDMA subsystem.
- Action
- Apply kernel patch removing direct net_device link from RDMA/siw data structures.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-57857
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2024-578570.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 11% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2024-57857 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for RDMA/siw
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- criticalCVE-2026-74345: In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix endpoint/soc…nvd · 2026-08-15
- lowCVE-2026-68417: RDMA/siw: publish QP after initializationmsrc · 2026-08-11
- criticalCVE-2026-74345: RDMA/siw: Fix endpoint/socket association handlingmsrc · 2026-08-11
- highCVE-2026-68417: In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: publish QP after…nvd · 2026-08-10
- highCVE-2026-64268: RDMA/siw: bound Read Response placement to the RREAD lengthmsrc · 2026-08-06
- mediumCVE-2024-53094: RDMA/siw: Add sendpage_ok() check to disable MSG_SPLICE_PAGESmsrc · 2026-08-06
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