CVE-2026-53074
CSIRTS triage
- What
- Short IPv4/IPv6 inputs are not properly rejected in the bpf_prog_test_run_skb function.
- Who is affected
- Deployments using the BPF (Berkeley Packet Filter) functionality.
- Urgency
- Remediation is medium urgency due to the medium severity rating, indicating a moderate risk.
- Action
- Implement the recommended patches for the BPF functionality.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.16% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 6% of all EPSS-scored CVEs.
Advisory coverage (1)
- mediumCVE-2026-53074: bpf: reject short IPv4/IPv6 inputs in bpf_prog_test_run_skbmsrc · 2026-06-09
External references
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[](https://www.csirts.com/cve/CVE-2026-53074)