{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "5dabcd0456d7ee17c2c7a17d7c2305444d2b9639"
            },
            {
              "fixed": "c82c860f8c8e4f4f454c9f14d0ad0c0466965f7d"
            },
            {
              "fixed": "3efa5301137140a3ca3677a9098c0a93a0acfd49"
            },
            {
              "fixed": "067b9556eeb007f28b7c2033b4dcde5b6d88418f"
            },
            {
              "fixed": "dcf7a986f377cce0749ed53f1d64195fbd5fdf91"
            },
            {
              "fixed": "07dec3f6dcb6c6cc891162d252b800eb0e6d5e8e"
            },
            {
              "fixed": "65572fbd86033ae2370125593d59b8be34253aaf"
            },
            {
              "fixed": "72497172a4799119a0282a5eb5e2b8ddcc821921"
            },
            {
              "fixed": "eb4ecdf631fe00e8020bf461503cb9b7017ed796"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.0.0"
            },
            {
              "fixed": "5.10.261"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.212"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.178"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.145"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.97"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.40"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74394.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/srpt: fix integer overflow in immediate data length check\n\nimm_buf-\u003elen is a user-controlled uint32_t received from the network.\nAdding it to imm_data_offset without overflow checking allows a\nmalicious initiator to send len=0xFFFFFFFF, causing req_size to wrap\naround to a small value, bypassing the bounds check, and subsequently\npassing a ~4GB length to sg_init_one().\n\nUse check_add_overflow() to detect wrapping before the comparison.",
  "id": "CVE-2026-74394",
  "modified": "2026-08-16T03:31:13.972915959Z",
  "published": "2026-08-15T05:59:07.144Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/067b9556eeb007f28b7c2033b4dcde5b6d88418f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/07dec3f6dcb6c6cc891162d252b800eb0e6d5e8e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3efa5301137140a3ca3677a9098c0a93a0acfd49"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/65572fbd86033ae2370125593d59b8be34253aaf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/72497172a4799119a0282a5eb5e2b8ddcc821921"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c82c860f8c8e4f4f454c9f14d0ad0c0466965f7d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dcf7a986f377cce0749ed53f1d64195fbd5fdf91"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/eb4ecdf631fe00e8020bf461503cb9b7017ed796"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74394.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-74394"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "RDMA/srpt: fix integer overflow in immediate data length check"
}