UNKNOWN NVD
CVE-2026-92488
In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: complete object teardown when the destroy command fails erdma_destroy_qp(), er
In the Linux kernel, the following vulnerability has been resolved:
RDMA/erdma: complete object teardown when the destroy command fails
erdma_destroy_qp(), erdma_destroy_cq(), erdma_dereg_mr(), and
erdma_destroy_ah() returned early when erdma_post_cmd_wait() failed,
leaking the queue buffers, MTTs, doorbells and the STAG, QPN, CQN and AHN
identifiers. A command timeout clears ERDMA_CMDQ_STATE_OK_BIT and
permanently disables the command queue, so no retry can succeed; the RDMA
core keeps the object after a failed destructor and forced uverbs cleanup
then nulls the pointers, making the resources unreachable.
Warn on failure but release every software-owned resource and return
success, since during terminal destruction the hardware command result is
only diagnostic.
References
- https://git.kernel.org/stable/c/334145d683ad3e31d052247f10807f2ebc950351
- https://git.kernel.org/stable/c/5fcfc988ecf3e2bbe308b95c2c0d2f011d9afabe
- https://git.kernel.org/stable/c/652befcba956ef357f480525ccbe25c59bc81d4d
- https://git.kernel.org/stable/c/ce7d205c264665517c25e8a3231cf2d0c2443e3c
This unknown severity vulnerability was published on 2026-09-17 via NVD.
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