CVE-2026-10722

lowCVSS 3.3covered by 2 sourcesfirst seen 2026-06-03

A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function loadRawSpec of the file btf/btf.go of the component LoadCollectionSpec/LoadCollectionSpecFromReader. Such manipulation of the argument offset leads to integer overflow. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may be used. The name of the patch is 533dfc82fd228bfadf42ea7180c39de7d9af47fa. A patch should be applied to remediate this issue.

CSIRTS triage

What: An integer overflow in LoadCollectionSpec/LoadCollectionSpecFromReader in btf.go.
Who is affected: Users of cilium.
Urgency: Remediation is low priority due to the low severity.
Action: Consider updating cilium when convenient.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Low exploitation risk0.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.

Advisory coverage (2)

lowCVE-2026-10722: cilium ebpf LoadCollectionSpec/LoadCollectionSpecFromReader btf.go loadRawSpec integer overflo…msrc · 2026-06-09
lowGHSA-xhgw-qwwf-pg32: ebpf-go is vulnerable to integer overflow via LoadCollectionSpecFromReaderghsa · 2026-06-03

External references

NVD record for CVE-2026-10722

CVE.org record

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