{"id":"CVE-2025-38608","revision":"3a5fade977d84778a99ab7a4987a5ebe","records":[{"revision":"3a5fade977d84778a99ab7a4987a5ebe","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-38608","aliases":[],"title":"bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls\n\nWhen sending plaintext data, we initially calculated the corresponding\nciphertext length. However, if we later reduced the plaintext data length\nvia socket policy, we failed to recalculate the ciphertext length.\n\nThis results in transmitting buffers containing uninitialized data during\nciphertext transmission.\n\nThis causes uninitialized bytes to be appended after a complete\n\"Application Data\" packet, leading to errors on the receiving end when\nparsing TLS record.","state":0,"publishedAt":"2025-08-19T17:03:51.688+00:00","modifiedAt":"2026-10-15T22:02:26.621+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                        \"net/tls/tls_sw.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"7246d8ed4dcce23f7509949a77be15fa9f0e3d28\",\n                            \"lessThan\": \"6ba20ff3cdb96a908b9dc93cf247d0b087672e7c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7246d8ed4dcce23f7509949a77be15fa9f0e3d28\",\n                            \"lessThan\": \"849d24dc5aed45ebeb3490df429356739256ac40\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7246d8ed4dcce23f7509949a77be15fa9f0e3d28\",\n                            \"lessThan\": \"73fc5d04009d3969ff8e8574f0fd769f04124e59\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7246d8ed4dcce23f7509949a77be15fa9f0e3d28\",\n                            \"lessThan\": \"16aca8bb4ad0d8a13c8b6da4007f4e52d53035bb\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7246d8ed4dcce23f7509949a77be15fa9f0e3d28\",\n                            \"lessThan\": \"0e853c1464bcf61207f8b5c32d2ac5ee495e859d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7246d8ed4dcce23f7509949a77be15fa9f0e3d28\",\n                            \"lessThan\": \"ee03766d79de0f61ea29ffb6ab1c7b196ea1b02e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7246d8ed4dcce23f7509949a77be15fa9f0e3d28\",\n                            \"lessThan\": \"90d6ef67440cec2a0aad71a0108c8f216437345c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7246d8ed4dcce23f7509949a77be15fa9f0e3d28\",\n                            \"lessThan\": \"1e480387d4b42776f8957fb148af9d75ce93b96d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7246d8ed4dcce23f7509949a77be15fa9f0e3d28\",\n                            \"lessThan\": \"178f6a5c8cb3b6be1602de0964cd440243f493c9\",\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                        \"net/tls/tls_sw.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.0\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.4.297\",\n                            \"lessThanOrEqual\": \"5.4.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.241\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.190\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.148\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.102\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.42\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.15.10\",\n                            \"lessThanOrEqual\": \"6.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.16.1\",\n                            \"lessThanOrEqual\": \"6.16.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.17\",\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:L/A:L","score":8.6,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/6ba20ff3cdb96a908b9dc93cf247d0b087672e7c","https://git.kernel.org/stable/c/849d24dc5aed45ebeb3490df429356739256ac40","https://git.kernel.org/stable/c/73fc5d04009d3969ff8e8574f0fd769f04124e59","https://git.kernel.org/stable/c/16aca8bb4ad0d8a13c8b6da4007f4e52d53035bb","https://git.kernel.org/stable/c/0e853c1464bcf61207f8b5c32d2ac5ee495e859d","https://git.kernel.org/stable/c/ee03766d79de0f61ea29ffb6ab1c7b196ea1b02e","https://git.kernel.org/stable/c/90d6ef67440cec2a0aad71a0108c8f216437345c","https://git.kernel.org/stable/c/1e480387d4b42776f8957fb148af9d75ce93b96d","https://git.kernel.org/stable/c/178f6a5c8cb3b6be1602de0964cd440243f493c9"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-38608","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-38608","identifiers":["CVE-2025-38608"]},"retained":false,"historicalAffected":[]}],"coverage":[]}