Description
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.
Metrics
CVSS 3.1 5.5/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| cilium | ebpf | 0.1; 0.2; 0.3; 0.4; 0.5; 0.6; 0.7; 0.8; 0.9; 0.10; 0.11; 0.12; 0.13; 0.14; 0.15; 0.16; 0.17; 0.18; 0.19; 0.20 |
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
Timeline
- Published
- Jun 3, 2026
- Last modified
- Jul 22, 2026
- NVD status
- Analyzed