{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "17926a79320afa9b95df6b977b40cca6d8713cea"
            },
            {
              "fixed": "d61482be4aae1835b78875761206241835a7510e"
            },
            {
              "fixed": "7b89868305052b94a91b708c462bc2281fa42a4a"
            },
            {
              "fixed": "76cb9a2d252274adfae6e293a292434631a7d472"
            },
            {
              "fixed": "f55b383070170e988e4dec28be2af1714d258521"
            },
            {
              "fixed": "0422e7a4883f25101903f3e8105c0808aa5f4ce9"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.6.22"
            },
            {
              "fixed": "6.6.140"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.86"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.27"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45988.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nrxrpc: Fix re-decryption of RESPONSE packets\n\nIf a RESPONSE packet gets a temporary failure during processing, it may end\nup in a partially decrypted state - and then get requeued for a retry.\n\nFix this by just discarding the packet; we will send another CHALLENGE\npacket and thereby elicit a further response.  Similarly, discard an\nincoming CHALLENGE packet if we get an error whilst generating a RESPONSE;\nthe server will send another CHALLENGE.",
  "id": "CVE-2026-45988",
  "modified": "2026-07-08T05:37:57.232737377Z",
  "published": "2026-05-27T12:55:39.740Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0422e7a4883f25101903f3e8105c0808aa5f4ce9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/76cb9a2d252274adfae6e293a292434631a7d472"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7b89868305052b94a91b708c462bc2281fa42a4a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d61482be4aae1835b78875761206241835a7510e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f55b383070170e988e4dec28be2af1714d258521"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45988.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45988"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "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": "rxrpc: Fix re-decryption of RESPONSE packets"
}