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vdpa/mlx5: fix wrong list iterated in add_direct_chain error path

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: vdpa/mlx5: fix wrong list iterated in add_direct_chain error path In add_direct_chain(), newly allocated direct MR entries are added to the local list 'tmp', which is spliced into mr->head only on success. On the error path, the cleanup loop was incorrectly iterating over mr->head instead of tmp. Fix by iterating over 'tmp' in the err_alloc cleanup path.

Products
Kernel
Affected versions
Not specified
Fixed versions
5.10.270, 5.15.221, 6.1.188, 6.12.110, 6.18.52, 6.6.157, 7.2.6
CVEs
CVE-2026-90128
Confirmed fixed CVEs
Not specified
Updated in this feed
4 Nov 2026, 16:09 UTC · Revision 1

Source evidence

vdpa/mlx5: fix wrong list iterated in add_direct_chain error path

core-osv · Original source

Published 17 Sept 2026, 16:06 UTC

In the Linux kernel, the following vulnerability has been resolved: vdpa/mlx5: fix wrong list iterated in add_direct_chain error path In add_direct_chain(), newly allocated direct MR entries are added to the local list 'tmp', which is spliced into mr->head only on success. On the error path, the cleanup loop was incorrectly iterating over mr->head instead of tmp. Fix by iterating over 'tmp' in the err_alloc cleanup path.

osv:CVE-2026-90128

Kernel

Fixed versions: 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, 6.18.52, 7.2.6

Complete source record
{
  "id": "672e7cb243d889663dbb3db78fb76177f8bb837d3a8f6fe42f22657ece1d058d",
  "url": "https://osv.dev/vulnerability/CVE-2026-90128",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "vdpa/mlx5: fix wrong list iterated in add_direct_chain error path",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: vdpa/mlx5: fix wrong list iterated in add_direct_chain error path In add_direct_chain(), newly allocated direct MR entries are added to the local list 'tmp', which is spliced into mr->head only on success. On the error path, the cleanup loop was incorrectly iterating over mr->head instead of tmp. Fix by iterating over 'tmp' in the err_alloc cleanup path.",
    "evidence": "osv:CVE-2026-90128",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.10.270",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.221",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.188",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.157",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.110",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.18.52",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "7.2.6",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2026-90128",
      "aliases": [
        "CVE-2026-90128"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                {
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                },
                {
                  "fixed": "ed3462365636df3bc63e34d7468f4faed3f70a4e"
                },
                {
                  "fixed": "22d52af9e26a72bdfe2dcfb1419a091de4862cd9"
                },
                {
                  "fixed": "eeac2ea4ad2654e3f160a9b608d05c9af31433a6"
                },
                {
                  "fixed": "637d867530daea61898e3346975978b7f67fc2ac"
                },
                {
                  "fixed": "6ca752850de3b8162f030793cc15001aec85c4cf"
                },
                {
                  "fixed": "c678d04ac9e5a64c2559c43bce273e845fbd09eb"
                },
                {
                  "fixed": "23ae56d9e74c122f95cae71ae3b9fc259fb88446"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90128.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.9.0"
                },
                {
                  "fixed": "5.10.270"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.221"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.188"
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              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.157"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.110"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.18.52"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.19.0"
                },
                {
                  "fixed": "7.2.6"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90128.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:37.204236551Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/22d52af9e26a72bdfe2dcfb1419a091de4862cd9",
        "https://git.kernel.org/stable/c/23ae56d9e74c122f95cae71ae3b9fc259fb88446",
        "https://git.kernel.org/stable/c/637d867530daea61898e3346975978b7f67fc2ac",
        "https://git.kernel.org/stable/c/6ca752850de3b8162f030793cc15001aec85c4cf",
        "https://git.kernel.org/stable/c/c678d04ac9e5a64c2559c43bce273e845fbd09eb",
        "https://git.kernel.org/stable/c/c93defccf5eb0a92bdafa43487be6ce0221a2477",
        "https://git.kernel.org/stable/c/ed3462365636df3bc63e34d7468f4faed3f70a4e",
        "https://git.kernel.org/stable/c/eeac2ea4ad2654e3f160a9b608d05c9af31433a6",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90128.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-90128",
        "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/2026/90xxx/CVE-2026-90128.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-90128",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 504504,
  "published_at": "2026-09-17T16:06:29.877+00:00"
}