{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "b341a0263b1b804d329f864c2dc24815364510ec"
            },
            {
              "fixed": "f9be514984471ff0003738b2e1efed12bc3433ff"
            },
            {
              "fixed": "e220ae559e5a0fc33e41ec6a348ea50387cb8b0f"
            },
            {
              "fixed": "a58e33405acd2584e730c1da72635f822ada6b49"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.14.0"
            },
            {
              "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-2026-74429.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nrxrpc: Fix the reception of a reply packet before data transmission\n\nFix rxrpc_receiving_reply() to handle the reception of an apparent reply\nDATA packet before rxrpc has had a chance to send any request DATA packets\non a client call by checking to see if the call has been exposed yet by\nsending the first packet.\n\nWithout this, rxrpc_rotate_tx_window() might oops.\n\nAlso fix rxrpc_rotate_tx_window() to handle the Tx queue being empty by\nchanging the do...while loop into a while loop, just in case a call is\nabnormally terminated by an early reply before the last request packet is\ntransmitted.",
  "id": "CVE-2026-74429",
  "modified": "2026-08-18T03:30:59.496300082Z",
  "published": "2026-08-15T05:59:30.286Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a58e33405acd2584e730c1da72635f822ada6b49"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e220ae559e5a0fc33e41ec6a348ea50387cb8b0f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f9be514984471ff0003738b2e1efed12bc3433ff"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74429.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-74429"
    },
    {
      "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:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "rxrpc: Fix the reception of a reply packet before data transmission"
}