{
  "threat_severity" : "Moderate",
  "public_date" : "2025-03-27T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: RDMA/bnxt_re: Fix the page details for the srq created by kernel consumers",
    "id" : "2355396",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2355396"
  },
  "cvss3" : {
    "cvss3_base_score" : "5.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
    "status" : "draft"
  },
  "cwe" : "CWE-20",
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\nRDMA/bnxt_re: Fix the page details for the srq created by kernel consumers\nWhile using nvme target with use_srq on, below kernel panic is noticed.\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\nPage size and shift info is set only for the user space SRQs.\nSet page size and page shift for kernel space SRQs also." ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 10",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2025-21885\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-21885\nhttps://lore.kernel.org/linux-cve-announce/2025032713-CVE-2025-21885-be9d@gregkh/T" ],
  "name" : "CVE-2025-21885",
  "csaw" : false
}