CVE-2026-90371wifi: mt76: fix RXDMAD_C buffer recycling race
Updated under an hour ago ()
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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: wifi: mt76: fix RXDMAD_C buffer recycling race The RXDMAD_C buffers come from the RRO data queues' page pools, which are bound to a different NAPI, so the direct page-pool recycle used here could race the owning NAPI; take the non-direct path as is already done for WED RX queues.
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- 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 18, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from e50d4d710efd2dbc46965e9608bbb502bcfc5c99 before 7ac05ed3a50e511c93f8506e555709a208dfce0a; from e50d4d710efd2dbc46965e9608bbb502bcfc5c99 before a273dc3b86a7d983d643827d3d3c795d55d8f632; from e50d4d710efd2dbc46965e9608bbb502bcfc5c99 before e1f97c10a4ec2b9db69a134b757304399ca903ce | CNA record |
References
- https://git.kernel.org/stable/c/7ac05ed3a50e511c93f8506e555709a208dfce0a
- https://git.kernel.org/stable/c/a273dc3b86a7d983d643827d3d3c795d55d8f632
- https://git.kernel.org/stable/c/e1f97c10a4ec2b9db69a134b757304399ca903ce
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.