CVE-2025-21829

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

MEDIUM

5.5

CVSS Score

Published: March 6, 2025 at 04:08 PM UTC

Updated: August 5, 2026 at 12:44 PM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.4%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

6.0 ≤ v < 6.1.1296.0 ≤ v < 6.12.136.0 ≤ v < 6.13.26.0 ≤ v < 6.146.0 ≤ v < 6.6.766.13 ≤ v < 6.13.26.2 ≤ v < 6.6.766.7 ≤ v < 6.12.13215d0a755e1bcd92cbe6a71a21194ce7c82ec1066.0

Vendor states this is fixed in 45e567800492088bc52c9abac35524b4d332a8f8 (fixed)

Vendor states this is fixed in 720653309dd31c8a927ef5d87964578ad544980f (fixed)

Vendor states this is fixed in 7a2de8126ed3801f2396720e10a03cd546a3cea1 (fixed)

Vendor states this is fixed in a7d15eaecf0d6e13226db629ae2401c8c02683e5 (fixed)

Vendor states this is fixed in edc4ef0e0154096d6c0cf5e06af6fc330dbad9d1 (fixed)

Vendor states this is fixed in 6.0 (unaffected)

Vendor states this is fixed in 6.1.129 (unaffected)

Vendor states this is fixed in 6.12.13 (unaffected)

Vendor states this is fixed in 6.13.2 (unaffected)

Vendor states this is fixed in 6.14 (unaffected)

Vendor states this is fixed in 6.6.76 (unaffected)