Medium 5.5Published Jun 3, 2026

CVE-2026-10722A vulnerability has been found in cilium ebpf up to 0.21.0.

Updated under an hour ago (2026-10-19 07:23 UTC)

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Every CVE for cilium ebpf

Exploited in the last 30 days

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.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-189, CWE-190
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Jul 22, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

cilium ebpf cilium:ebpf	through 0.21.0	NVD

References

https://gist.github.com/thesmartshadow/256bff0f8042c584f993ace89074a815exploit, issue-tracking, mitigation, third-party-advisory
https://github.com/cilium/ebpf/product
https://github.com/cilium/ebpf/commit/533dfc82fd228bfadf42ea7180c39de7d9af47fapatch
https://github.com/cilium/ebpf/issues/2019issue-tracking
https://github.com/cilium/ebpf/pull/2021issue-tracking, patch
https://vuldb.com/cve/CVE-2026-10722third-party-advisory, vdb-entry
https://vuldb.com/submit/818291third-party-advisory, vdb-entry
https://vuldb.com/vuln/368091third-party-advisory, vdb-entry
https://vuldb.com/vuln/368091/ctipermissions-required, vdb-entry

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.