CVE-2026-53077: net/rds: Restrict use of RDS/IB to the initial network namespace
CSIRTS triage
- What
- The use of RDS/IB is not restricted to the initial network namespace.
- Who is affected
- Deployments using RDS/IB.
- Urgency
- Remediation is critical due to the high severity and potential for exploitation.
- Action
- Apply the patch for CVE-2026-53077.
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-2026-53077
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-2026-530770.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-53077 | coverage & exploitation status | NVD · CVE.org |
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