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CriticalFix available

scsi: target: iscsi: Fix timeout on deleted connection

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix timeout on deleted connection NOPIN response timer may expire on a deleted connection and crash with such logs: Did not receive response to NOPIN on CID: 0, failing connection for I_T Nexus (null),i,0x00023d000125,iqn.2017-01.com.iscsi.target,t,0x3d BUG: Kernel NULL pointer dereference on read at 0x00000000 NIP strlcpy+0x8/0xb0 LR iscsit_fill_cxn_timeout_err_stats+0x5c/0xc0 [iscsi_target_mod] Call Trace: iscsit_handle_nopin_response_timeout+0xfc/0x120 [iscsi_target_mod] call_timer_fn+0x58/0x1f0 run_timer_softirq+0x740/0x860 __do_softirq+0x16c/0x420 irq_exit+0x188/0x1c0 timer_interrupt+0x184/0x410 That is because nopin response timer may be re-started on nopin timer expiration. Stop nopin timer before stopping the nopin response timer to be sure that no one of them will be re-started.

Products
Kernel
Affected versions
Not specified
Fixed versions
5.10.238, 5.15.185, 5.4.294, 6.1.141, 6.12.31, 6.14.9, 6.6.93
CVEs
CVE-2025-38075
Confirmed fixed CVEs
Not specified
Updated in this feed
2 Nov 2026, 17:54 UTC · Revision 1

Source evidence

scsi: target: iscsi: Fix timeout on deleted connection

core-osv · Original source

Published 18 Jun 2025, 09:33 UTC

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix timeout on deleted connection NOPIN response timer may expire on a deleted connection and crash with such logs: Did not receive response to NOPIN on CID: 0, failing connection for I_T Nexus (null),i,0x00023d000125,iqn.2017-01.com.iscsi.target,t,0x3d BUG: Kernel NULL pointer dereference on read at 0x00000000 NIP strlcpy+0x8/0xb0 LR iscsit_fill_cxn_timeout_err_stats+0x5c/0xc0 [iscsi_target_mod] Call Trace: iscsit_handle_nopin_response_timeout+0xfc/0x120 [iscsi_target_mod] call_timer_fn+0x58/0x1f0 run_timer_softirq+0x740/0x860 __do_softirq+0x16c/0x420 irq_exit+0x188/0x1c0 timer_interrupt+0x184/0x410 That is because nopin response timer may be re-started on nopin timer expiration. Stop nopin timer before stopping the nopin response timer to be sure that no one of them will be re-started.

osv:CVE-2025-38075

Kernel

Fixed versions: 5.4.294, 5.10.238, 5.15.185, 6.1.141, 6.6.93, 6.12.31, 6.14.9

Complete source record
{
  "id": "39c41a458ecaa256ff0d374182ee429662e43752127c55625e200ce4cca01f49",
  "url": "https://osv.dev/vulnerability/CVE-2025-38075",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "scsi: target: iscsi: Fix timeout on deleted connection",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix timeout on deleted connection NOPIN response timer may expire on a deleted connection and crash with such logs: Did not receive response to NOPIN on CID: 0, failing connection for I_T Nexus (null),i,0x00023d000125,iqn.2017-01.com.iscsi.target,t,0x3d BUG: Kernel NULL pointer dereference on read at 0x00000000 NIP strlcpy+0x8/0xb0 LR iscsit_fill_cxn_timeout_err_stats+0x5c/0xc0 [iscsi_target_mod] Call Trace: iscsit_handle_nopin_response_timeout+0xfc/0x120 [iscsi_target_mod] call_timer_fn+0x58/0x1f0 run_timer_softirq+0x740/0x860 __do_softirq+0x16c/0x420 irq_exit+0x188/0x1c0 timer_interrupt+0x184/0x410 That is because nopin response timer may be re-started on nopin timer expiration. Stop nopin timer before stopping the nopin response timer to be sure that no one of them will be re-started.",
    "evidence": "osv:CVE-2025-38075",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.4.294",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.10.238",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.185",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.141",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.93",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.31",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.14.9",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "CVE-2025-38075",
      "aliases": [
        "CVE-2025-38075"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "introduced": "e48354ce078c079996f89d715dfa44814b4eba01"
                },
                {
                  "fixed": "571ce6b6f5cbaf7d24af03cad592fc0e2a54de35"
                },
                {
                  "fixed": "2c5081439c7ab8da08427befe427f0d732ebc9f9"
                },
                {
                  "fixed": "019ca2804f3fb49a7f8e56ea6aeaa1ff32724c27"
                },
                {
                  "fixed": "6815846e0c3a62116a7da9740e3a7c10edc5c7e9"
                },
                {
                  "fixed": "fe8421e853ef289e1324fcda004751c89dd9c18a"
                },
                {
                  "fixed": "87389bff743c55b6b85282de91109391f43e0814"
                },
                {
                  "fixed": "3e6429e3707943078240a2c0c0b3ee99ea9b0d9c"
                },
                {
                  "fixed": "7f533cc5ee4c4436cee51dc58e81dfd9c3384418"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38075.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "3.1.0"
                },
                {
                  "fixed": "5.4.294"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.238"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.185"
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              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.141"
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              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.93"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.31"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.14.9"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38075.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:21.998969758Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/019ca2804f3fb49a7f8e56ea6aeaa1ff32724c27",
        "https://git.kernel.org/stable/c/2c5081439c7ab8da08427befe427f0d732ebc9f9",
        "https://git.kernel.org/stable/c/3e6429e3707943078240a2c0c0b3ee99ea9b0d9c",
        "https://git.kernel.org/stable/c/571ce6b6f5cbaf7d24af03cad592fc0e2a54de35",
        "https://git.kernel.org/stable/c/6815846e0c3a62116a7da9740e3a7c10edc5c7e9",
        "https://git.kernel.org/stable/c/7f533cc5ee4c4436cee51dc58e81dfd9c3384418",
        "https://git.kernel.org/stable/c/87389bff743c55b6b85282de91109391f43e0814",
        "https://git.kernel.org/stable/c/fe8421e853ef289e1324fcda004751c89dd9c18a",
        "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html",
        "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38075.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-38075",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38075.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-38075",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 487974,
  "published_at": "2025-06-18T09:33:50.646+00:00"
}