{"id":"CVE-2026-45988","revision":"f68d147be9e249799a3f12aef2230e02","records":[{"revision":"f68d147be9e249799a3f12aef2230e02","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-45988","aliases":[],"title":"rxrpc: Fix re-decryption of RESPONSE packets","description":"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.","state":0,"publishedAt":"2026-05-27T12:55:39.74+00:00","modifiedAt":"2026-10-19T19:26:41.147+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"include/trace/events/rxrpc.h\",\n                        \"net/rxrpc/conn_event.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"17926a79320afa9b95df6b977b40cca6d8713cea\",\n                            \"lessThan\": \"d61482be4aae1835b78875761206241835a7510e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"17926a79320afa9b95df6b977b40cca6d8713cea\",\n                            \"lessThan\": \"7b89868305052b94a91b708c462bc2281fa42a4a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"17926a79320afa9b95df6b977b40cca6d8713cea\",\n                            \"lessThan\": \"76cb9a2d252274adfae6e293a292434631a7d472\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"17926a79320afa9b95df6b977b40cca6d8713cea\",\n                            \"lessThan\": \"f55b383070170e988e4dec28be2af1714d258521\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"17926a79320afa9b95df6b977b40cca6d8713cea\",\n                            \"lessThan\": \"0422e7a4883f25101903f3e8105c0808aa5f4ce9\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"include/trace/events/rxrpc.h\",\n                        \"net/rxrpc/conn_event.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"2.6.22\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"2.6.22\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.140\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.86\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.27\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.0.4\",\n                            \"lessThanOrEqual\": \"7.0.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":"CRITICAL"}],"references":["https://git.kernel.org/stable/c/d61482be4aae1835b78875761206241835a7510e","https://git.kernel.org/stable/c/7b89868305052b94a91b708c462bc2281fa42a4a","https://git.kernel.org/stable/c/76cb9a2d252274adfae6e293a292434631a7d472","https://git.kernel.org/stable/c/f55b383070170e988e4dec28be2af1714d258521","https://git.kernel.org/stable/c/0422e7a4883f25101903f3e8105c0808aa5f4ce9"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-45988","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-45988","identifiers":["CVE-2026-45988"]},"retained":false,"historicalAffected":[]}],"coverage":[]}