CVE-2026-10722

Name	CVE-2026-10722
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.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
golang-github-cilium-ebpf (PTS)	bullseye	0.2.0-1	vulnerable
	bookworm	0.9.1-1	vulnerable
	trixie	0.11.0-2	vulnerable
	forky, sid	0.17.3+ds1-4	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
golang-github-cilium-ebpf	source	(unstable)	(unfixed)

Notes

https://github.com/cilium/ebpf/issues/2019
https://github.com/cilium/ebpf/pull/2021
Fixed by: https://github.com/cilium/ebpf/commit/533dfc82fd228bfadf42ea7180c39de7d9af47fa