CVE-2026-93108
Published: September 19, 2026Last modified: October 6, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/ipoib: Drain RCU callbacks during module teardown IPoIB reclamation completions can be signaled from inside an RCU callback. Teardown can wake before the callback returns and unload ib_ipoib while its code is still executing. Client registration failure can also remove already-added devices and queue callbacks. Wait after client and workqueue teardown.
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.189-r0) |
| 25 LTS | linux-lts | Fixed (6.12.111-r0) | |
| Stream | linux-lts | Fixed (6.18.53-r0) |
References
- https://git.kernel.org/stable/c/24ce944721dcd92ae62e7a448d770e2a3e79f5fd
- https://git.kernel.org/stable/c/2b3330cfc097db2d31f47ad09261967630270d66
- https://git.kernel.org/stable/c/31b7c700670830a0e8a4cdcd451c88a13cc5dc48
- https://git.kernel.org/stable/c/4a6dc313f9661f80e4ed43461d7ed5615c2450ca
- https://git.kernel.org/stable/c/7bc08d7f9338c9f9c09965e5d020591c793a80cb
- https://git.kernel.org/stable/c/8dc5ffcb8efcc01e44dd1ebc490eaae72de3fadf
- https://git.kernel.org/stable/c/bb9c23733a0c50e136bd40c27cb60023cc58e22c
- https://git.kernel.org/stable/c/d8917353966d1d5a486437dd0dd68a2cf8ecb136