CVE-2025-21885
Estado: ModificadaMedia (5.5)—
In the Linux kernel, the following vulnerability has been resolved:
RDMA/bnxt_re: Fix the page details for the srq created by kernel consumers
While using nvme target with use_srq on, below kernel panic is noticed.
Page size and shift info is set only for the user space SRQs. Set page size and page shift for kernel space SRQs also.
Detalles técnicos trazas, registros y código del informe original
[ 549.698111] bnxt_en 0000:41:00.0 enp65s0np0: FEC autoneg off encoding: Clause 91 RS(544,514) [ 566.393619] Oops: divide error: 0000 [#1] PREEMPT SMP NOPTI .. [ 566.393799] <TASK> [ 566.393807] ? __die_body+0x1a/0x60 [ 566.393823] ? die+0x38/0x60 [ 566.393835] ? do_trap+0xe4/0x110 [ 566.393847] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393867] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393881] ? do_error_trap+0x7c/0x120 [ 566.393890] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393911] ? exc_divide_error+0x34/0x50 [ 566.393923] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393939] ? asm_exc_divide_error+0x16/0x20 [ 566.393966] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393997] bnxt_qplib_create_srq+0xc9/0x340 [bnxt_re] [ 566.394040] bnxt_re_create_srq+0x335/0x3b0 [bnxt_re] [ 566.394057] ? srso_return_thunk+0x5/0x5f [ 566.394068] ? __init_swait_queue_head+0x4a/0x60 [ 566.394090] ib_create_srq_user+0xa7/0x150 [ib_core] [ 566.394147] nvmet_rdma_queue_connect+0x7d0/0xbe0 [nvmet_rdma] [ 566.394174] ? lock_release+0x22c/0x3f0 [ 566.394187] ? srso_return_thunk+0x5/0x5f
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.43%
- Percentil entre todas las CVEs puntuadas: 35
- Fecha de la puntuación: 5/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- NVD-CWE-noinfo
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2025-21885",
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"userInteraction": "NONE",
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"published": "2025-03-27T15:15:56.410",
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"value": "NVD-CWE-noinfo"
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"descriptions": [
{
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/bnxt_re: Fix the page details for the srq created by kernel consumers\n\nWhile using nvme target with use_srq on, below kernel panic is noticed.\n\n[ 549.698111] bnxt_en 0000:41:00.0 enp65s0np0: FEC autoneg off encoding: Clause 91 RS(544,514)\n[ 566.393619] Oops: divide error: 0000 [#1] PREEMPT SMP NOPTI\n..\n[ 566.393799] <TASK>\n[ 566.393807] ? __die_body+0x1a/0x60\n[ 566.393823] ? die+0x38/0x60\n[ 566.393835] ? do_trap+0xe4/0x110\n[ 566.393847] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re]\n[ 566.393867] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re]\n[ 566.393881] ? do_error_trap+0x7c/0x120\n[ 566.393890] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re]\n[ 566.393911] ? exc_divide_error+0x34/0x50\n[ 566.393923] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re]\n[ 566.393939] ? asm_exc_divide_error+0x16/0x20\n[ 566.393966] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re]\n[ 566.393997] bnxt_qplib_create_srq+0xc9/0x340 [bnxt_re]\n[ 566.394040] bnxt_re_create_srq+0x335/0x3b0 [bnxt_re]\n[ 566.394057] ? srso_return_thunk+0x5/0x5f\n[ 566.394068] ? __init_swait_queue_head+0x4a/0x60\n[ 566.394090] ib_create_srq_user+0xa7/0x150 [ib_core]\n[ 566.394147] nvmet_rdma_queue_connect+0x7d0/0xbe0 [nvmet_rdma]\n[ 566.394174] ? lock_release+0x22c/0x3f0\n[ 566.394187] ? srso_return_thunk+0x5/0x5f\n\nPage size and shift info is set only for the user space SRQs.\nSet page size and page shift for kernel space SRQs also."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: RDMA/bnxt_re: corrige los detalles de la página para el srq creado por los consumidores del kernel. Al usar el objetivo nvme con use_srq activado, se detecta el siguiente pánico del kernel. [ 549.698111] bnxt_en 0000:41:00.0 enp65s0np0: FEC autoneg desactivado codificación: cláusula 91 RS(544,514) [ 566.393619] Oops: divide error: 0000 [#1] PREEMPT SMP NOPTI .. [ 566.393799] [ 566.393807] ? __die_body+0x1a/0x60 [ 566.393823] ? die+0x38/0x60 [ 566.393835] ? do_trap+0xe4/0x110 [ 566.393847] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393867] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393881] ? do_error_trap+0x7c/0x120 [ 566.393890] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393911] ? exc_divide_error+0x34/0x50 [ 566.393923] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393939] ? asm_exc_divide_error+0x16/0x20 [ 566.393966] ? bnxt_qplib_alloc_init_hwq+0x1d4/0x580 [bnxt_re] [ 566.393997] bnxt_qplib_create_srq+0xc9/0x340 [bnxt_re] [ 566.394040] bnxt_re_create_srq+0x335/0x3b0 [bnxt_re] [ 566.394057] ? srso_return_thunk+0x5/0x5f [ 566.394068] ? __init_swait_queue_head+0x4a/0x60 [ 566.394090] ib_create_srq_user+0xa7/0x150 [ib_core] [ 566.394147] nvmet_rdma_queue_connect+0x7d0/0xbe0 [nvmet_rdma] [ 566.394174] ? lock_release+0x22c/0x3f0 [ 566.394187] ? srso_return_thunk+0x5/0x5f La información de tamaño y desplazamiento de página se configura solo para las SRQ de espacio de usuario. También se configura para las SRQ de espacio de kernel."
}
],
"lastModified": "2026-07-30T06:21:55.127",
"configurations": [
{
"nodes": [
{
"negate": false,
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