# CVE-2026-98966: bonding: fix the program leak when XDP is replaced

CVE-2026-98966 is fixed in linux on 1 platform by DEBIAN-CVE-2026-98966 (version 7.2.11-1), released October 24, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-98966
- Priority: Routine
- CVSS: 2.3 (Low)
- EPSS: 0.0016
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 23, 2026
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-98966

## Description

In the Linux kernel, the following vulnerability has been resolved:  bonding: fix the program leak when XDP is replaced  We need to release the reference on the old BPF prog, whether we are going to no-prog, or replacing the prog with another.  Spotted by AI while running tests for the propagation series (leaked programs were accumulating). Selftest will come in the net-next series to avoid conflicts.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 14 | 7.2.11-1 | [DEBIAN-CVE-2026-98966](https://patchblox.com/security/data/fix/linux/debian-cve-2026-98966.md) | Oct 24, 2026 |

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Data as of 2026-11-08T19:12:23Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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