# CVE-2026-10722: cilium ebpf LoadCollectionSpec/LoadCollectionSpecFromReader btf.go loadRawSpec integer overflow

CVE-2026-10722 is fixed in 12 products on 1 platform, first by DEBIAN-CVE-2026-10722, released June 3, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-10722
- Priority: Routine
- CVSS: 5.5 (Low)
- EPSS: 0.0018
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 3, 2026
- Weakness: Integer Overflow or Wraparound
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | alloy opensuse-leap 16.0 | 1.18.0-160000.1.1 | [OPENSUSE-SU-2026:21899-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21899-1.md) | Sep 21, 2026 |
| Linux | alloy sles 15.7 | 1.18.0-150700.15.26.1 | [SUSE-SU-2026:4210-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4210-1.md) | Sep 16, 2026 |
| Linux | alloy sles 16.0 | 1.18.0-160000.1.1 | [SUSE-SU-2026:23865-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-23865-1.md) | Sep 21, 2026 |
| Linux | amazon-ecs-init opensuse-leap 16.0 | 1.106.0-160000.1.1 | [OPENSUSE-SU-2026:21574-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21574-1.md) | Aug 12, 2026 |
| Linux | amazon-ecs-init sles 16.0 | 1.106.0-160000.1.1 | [SUSE-SU-2026:23234-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-23234-1.md) | Aug 12, 2026 |
| Linux | cadvisor opensuse-leap 16.0 | 0.60.3-bp160.1.1 | [OPENSUSE-SU-2026:21265-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21265-1.md) | Jul 6, 2026 |
| Linux | containerd amzn 2023 | 2.2.7-1.amzn2023.0.1 | [ALAS2023-2026-2131](https://patchblox.com/security/data/fix/linux/alas2023-2026-2131.md) | Sep 9, 2026 |
| Linux | containerd-debuginfo amzn 2023 | 2.2.7-1.amzn2023.0.1 | [ALAS2023-2026-2131](https://patchblox.com/security/data/fix/linux/alas2023-2026-2131.md) | Sep 9, 2026 |
| Linux | containerd-debugsource amzn 2023 | 2.2.7-1.amzn2023.0.1 | [ALAS2023-2026-2131](https://patchblox.com/security/data/fix/linux/alas2023-2026-2131.md) | Sep 9, 2026 |
| Linux | containerd-stress amzn 2023 | 2.2.7-1.amzn2023.0.1 | [ALAS2023-2026-2131](https://patchblox.com/security/data/fix/linux/alas2023-2026-2131.md) | Sep 9, 2026 |
| Linux | containerd-stress-debuginfo amzn 2023 | 2.2.7-1.amzn2023.0.1 | [ALAS2023-2026-2131](https://patchblox.com/security/data/fix/linux/alas2023-2026-2131.md) | Sep 9, 2026 |
| Linux | ctop opensuse-leap 16.0 | 0.7.7-bp160.2.1 | [OPENSUSE-SU-2026:21379-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21379-1.md) | Jul 18, 2026 |
| Linux | golang-github-cilium-ebpf Debian 14 | 0.22.0+ds1-1 | [DEBIAN-CVE-2026-10722](https://patchblox.com/security/data/fix/linux/debian-cve-2026-10722.md) | Jun 3, 2026 |
| Linux | govulncheck-vulndb opensuse-leap 16.0 | 0.0.20260827T195228-160000.1.1 | [OPENSUSE-SU-2026:21761-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21761-1.md) | Sep 4, 2026 |
| Linux | govulncheck-vulndb sles 16.0 | 0.0.20260827T195228-160000.1.1 | [SUSE-SU-2026:23625-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-23625-1.md) | Sep 4, 2026 |
| Linux | nerdctl amzn 2023 | 2.3.5-1.amzn2023.0.1 | [ALAS2023-2026-2129](https://patchblox.com/security/data/fix/linux/alas2023-2026-2129.md) | Aug 31, 2026 |

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Data as of 2026-11-09T01:18:40Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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