{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "b99f8e4d7bcd3bfbb3cd965918523299370d0cb2"
            },
            {
              "fixed": "af00051dbc9f467d4840ec709680660a3f8990fa"
            },
            {
              "fixed": "717ab4d0614e9446bf8e2de6229464499e4008d6"
            },
            {
              "fixed": "f1f2252da52cdda912da9993f39f58783b01b38f"
            },
            {
              "fixed": "f65f45dfa1e6e2eaa9e11c8b8ce8857799cb189d"
            },
            {
              "fixed": "be1478849e1abb1e12dc12e14cdbf800cc6fa99a"
            },
            {
              "fixed": "af073bd245180393bcb15d33d3990a6bdc32593a"
            },
            {
              "fixed": "bd02d644bd19a2795c018635d273d91e45d2bb95"
            },
            {
              "fixed": "b38f98e176050850f41bb6415f3a71400056623e"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.7.0"
            },
            {
              "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"
            }
          ],
          "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"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/100xxx/CVE-2026-100075.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/srpt: Fix srpt_alloc_rw_ctxs() unwind counters\n\nWhen srpt_alloc_rw_ctxs() fails partway through a multi-buffer indirect\ndescriptor, the unwind path destroys RDMA contexts but leaves stale\nn_rw_ctx and n_rdma values (and a dangling rw_ctxs pointer). Later\nsq_wr_avail accounting in srpt_queue_response() or srpt_write_pending()\ncan then subtract the wrong number of send queue credits.\n\nReset the counters and clear rw_ctxs after freeing the heap\nallocation before returning an error.",
  "id": "CVE-2026-100075",
  "modified": "2026-09-27T03:30:30.482721110Z",
  "published": "2026-09-25T13:06:47.399Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/717ab4d0614e9446bf8e2de6229464499e4008d6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/af00051dbc9f467d4840ec709680660a3f8990fa"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/af073bd245180393bcb15d33d3990a6bdc32593a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b38f98e176050850f41bb6415f3a71400056623e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bd02d644bd19a2795c018635d273d91e45d2bb95"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/be1478849e1abb1e12dc12e14cdbf800cc6fa99a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f1f2252da52cdda912da9993f39f58783b01b38f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f65f45dfa1e6e2eaa9e11c8b8ce8857799cb189d"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/100xxx/CVE-2026-100075.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-100075"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "RDMA/srpt: Fix srpt_alloc_rw_ctxs() unwind counters"
}