CVE-2025-21829

RDMA/rxe: Fix the warning "__rxe_cleanup+0x12c/0x170 [rdma_rxe]"

State: Published
Severity: 9.8 Critical
Published: Mar 6, 2025
Updated: Aug 5, 2026
Reserved: Dec 29, 2024

Description

In the Linux kernel, the following vulnerability has been resolved:

RDMA/rxe: Fix the warning "__rxe_cleanup+0x12c/0x170 [rdma_rxe]"

The Call Trace is as below: " <TASK> ? show_regs.cold+0x1a/0x1f ? __rxe_cleanup+0x12c/0x170 [rdma_rxe] ? __warn+0x84/0xd0 ? __rxe_cleanup+0x12c/0x170 [rdma_rxe] ? report_bug+0x105/0x180 ? handle_bug+0x46/0x80 ? exc_invalid_op+0x19/0x70 ? asm_exc_invalid_op+0x1b/0x20 ? __rxe_cleanup+0x12c/0x170 [rdma_rxe] ? __rxe_cleanup+0x124/0x170 [rdma_rxe] rxe_destroy_qp.cold+0x24/0x29 [rdma_rxe] ib_destroy_qp_user+0x118/0x190 [ib_core] rdma_destroy_qp.cold+0x43/0x5e [rdma_cm] rtrs_cq_qp_destroy.cold+0x1d/0x2b [rtrs_core] rtrs_srv_close_work.cold+0x1b/0x31 [rtrs_server] process_one_work+0x21d/0x3f0 worker_thread+0x4a/0x3c0 ? process_one_work+0x3f0/0x3f0 kthread+0xf0/0x120 ? kthread_complete_and_exit+0x20/0x20 ret_from_fork+0x22/0x30 </TASK> " When too many rdma resources are allocated, rxe needs more time to handle these rdma resources. Sometimes with the current timeout, rxe can not release the rdma resources correctly.

Compared with other rdma drivers, a bigger timeout is used.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	Linux

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before 720653309dd31c8a927ef5d87964578ad544980fAffected 215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before 45e567800492088bc52c9abac35524b4d332a8f8Affected 215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before 7a2de8126ed3801f2396720e10a03cd546a3cea1Affected 215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before a7d15eaecf0d6e13226db629ae2401c8c02683e5Affected 215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before edc4ef0e0154096d6c0cf5e06af6fc330dbad9d1Affected
LinuxLinux	6.0Affected before 6.0Not affected 6.1.129 through 6.1.Not affected 6.6.76 through 6.6.Not affected 6.12.13 through 6.12.Not affected 6.13.2 through 6.13.Not affected 6.14 and laterNot affected

Product

Versions

LinuxLinux

215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before 720653309dd31c8a927ef5d87964578ad544980fAffected
215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before 45e567800492088bc52c9abac35524b4d332a8f8Affected
215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before 7a2de8126ed3801f2396720e10a03cd546a3cea1Affected
215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before a7d15eaecf0d6e13226db629ae2401c8c02683e5Affected
215d0a755e1bcd92cbe6a71a21194ce7c82ec106 to before edc4ef0e0154096d6c0cf5e06af6fc330dbad9d1Affected

LinuxLinux

6.0Affected
before 6.0Not affected
6.1.129 through 6.1.*Not affected
6.6.76 through 6.6.*Not affected
6.12.13 through 6.12.*Not affected
6.13.2 through 6.13.*Not affected
6.14 and laterNot affected

References

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