CVE-2026-93108RDMA/ipoib: Drain RCU callbacks during module teardown
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- Not yet scored
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Sep 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from b63b70d8774175b6f8393c495fe455f0fba55ce1 before bb9c23733a0c50e136bd40c27cb60023cc58e22c; from b63b70d8774175b6f8393c495fe455f0fba55ce1 before 4a6dc313f9661f80e4ed43461d7ed5615c2450ca; from b63b70d8774175b6f8393c495fe455f0fba55ce1 before d8917353966d1d5a486437dd0dd68a2cf8ecb136; from b63b70d8774175b6f8393c495fe455f0fba55ce1 before 7bc08d7f9338c9f9c09965e5d020591c793a80cb; from b63b70d8774175b6f8393c495fe455f0fba55ce1 before 2b3330cfc097db2d31f47ad09261967630270d66; from b63b70d8774175b6f8393c495fe455f0fba55ce1 before 8dc5ffcb8efcc01e44dd1ebc490eaae72de3fadf; from b63b70d8774175b6f8393c495fe455f0fba55ce1 before 24ce944721dcd92ae62e7a448d770e2a3e79f5fd; from b63b70d8774175b6f8393c495fe455f0fba55ce1 before 31b7c700670830a0e8a4cdcd451c88a13cc5dc48 | CNA record |
References
- https://git.kernel.org/stable/c/bb9c23733a0c50e136bd40c27cb60023cc58e22c
- https://git.kernel.org/stable/c/4a6dc313f9661f80e4ed43461d7ed5615c2450ca
- https://git.kernel.org/stable/c/d8917353966d1d5a486437dd0dd68a2cf8ecb136
- https://git.kernel.org/stable/c/7bc08d7f9338c9f9c09965e5d020591c793a80cb
- https://git.kernel.org/stable/c/2b3330cfc097db2d31f47ad09261967630270d66
- https://git.kernel.org/stable/c/8dc5ffcb8efcc01e44dd1ebc490eaae72de3fadf
- https://git.kernel.org/stable/c/24ce944721dcd92ae62e7a448d770e2a3e79f5fd
- https://git.kernel.org/stable/c/31b7c700670830a0e8a4cdcd451c88a13cc5dc48
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.