CVE-2025-38582

  • Published: 2025-08-19T17:15:35.430

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

RDMA/hns: Fix double destruction of rsv_qp

rsv_qp may be double destroyed in error flow, first in free_mr_init(),
and then in hns_roce_exit(). Fix it by moving the free_mr_init() call
into hns_roce_v2_init().

list_del corruption, ffff589732eb9b50->next is LIST_POISON1 (dead000000000100)
WARNING: CPU: 8 PID: 1047115 at lib/list_debug.c:53 __list_del_entry_valid+0x148/0x240
…
Call trace:
__list_del_entry_valid+0x148/0x240
hns_roce_qp_remove+0x4c/0x3f0 [hns_roce_hw_v2]
hns_roce_v2_destroy_qp_common+0x1dc/0x5f4 [hns_roce_hw_v2]
hns_roce_v2_destroy_qp+0x22c/0x46c [hns_roce_hw_v2]
free_mr_exit+0x6c/0x120 [hns_roce_hw_v2]
hns_roce_v2_exit+0x170/0x200 [hns_roce_hw_v2]
hns_roce_exit+0x118/0x350 [hns_roce_hw_v2]
__hns_roce_hw_v2_init_instance+0x1c8/0x304 [hns_roce_hw_v2]
hns_roce_hw_v2_reset_notify_init+0x170/0x21c [hns_roce_hw_v2]
hns_roce_hw_v2_reset_notify+0x6c/0x190 [hns_roce_hw_v2]
hclge_notify_roce_client+0x6c/0x160 [hclge]
hclge_reset_rebuild+0x150/0x5c0 [hclge]
hclge_reset+0x10c/0x140 [hclge]
hclge_reset_subtask+0x80/0x104 [hclge]
hclge_reset_service_task+0x168/0x3ac [hclge]
hclge_service_task+0x50/0x100 [hclge]
process_one_work+0x250/0x9a0
worker_thread+0x324/0x990
kthread+0x190/0x210
ret_from_fork+0x10/0x18

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How to fix CVE-2025-38582

CVE-2025-38582 is a unknown severity vulnerability affecting the affected product.

Description: In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix double destruction of rsv_qp rsv_qp may be double destroyed in error flow, first in free_mr_init(), and then in hns_roce_exit(). Fix it by moving the free_mr_init() call into hns_roce_v2_init(). list_del corruption, ffff589732eb9b50->next is LIST_POISON1 (dead000000000100) WARNING: CPU: 8 PID: 1047115 at lib/list_debug.c:53 __list_del_entry_valid+0x148/0x240 … […]

Exploit Difficulty: HARD
⏱️ Time to exploit: > 4 hours
🛠️ Required skills: Advanced security expertise
💰 Public exploits: Rare or not public

How to Fix:

1 Identify affected systems

- Check if you're running the affected product

2 Immediate actions

- Update to the latest patched version
- If patching is not immediately possible: restrict network exposure, apply least-privilege access

3 Verification

- Test the fix in a staging environment first
- Review logs for signs of exploitation
- Monitor for IOCs (Indicators of Compromise)

4 Long-term prevention

- Enable automatic security updates
- Set up vulnerability monitoring
- Review and harden security configurations

Exploit Difficulty Assessment

HARD
⏱️ Time to Exploit: > 4 hours
🛠️ Skills Required: Advanced security expertise
💰 Public Exploits: Rare or not public

Vulnerability Timeline

Aug 19, 2025
Vulnerability Published

CVE details first published to NVD database

Nov 12, 2025
Imported to Database

Added to this CVE tracking system

Detection Rules & IOCs

No specific detection rules generated for this vulnerability type.

No vendor/product data available.