{"id":"CVE-2025-38303","title":"Bluetooth: eir: Fix possible crashes on eir_create_adv_data","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: eir: Fix possible crashes on eir_create_adv_data\n\neir_create_adv_data may attempt to add EIR_FLAGS and EIR_TX_POWER\nwithout checking if that would fit.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","vendor":"Linux","product":"Linux","affected":["Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < 2d4588f55cc10fc228f3b46469dbfb3f0a8b13c8","Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < e98ce4b70beab73563d82bd21821024140e6da06","Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < 2af40d795d3fb0ee5c074b7ac56ab22402aa6e4f","Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < b9db0c27e73b7c8a19384a44af527edfda74ff3d","Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < 47c03902269aff377f959dc3fd94a9733aa31d6e","Linux 5.16"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-15T21:49:29.846337Z"},"published":"2025-07-10","updated":"2026-10-21","sourceUpdated":"2026-10-21T12:37:00.173Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-38303","references":[{"url":"https://git.kernel.org/stable/c/2d4588f55cc10fc228f3b46469dbfb3f0a8b13c8"},{"url":"https://git.kernel.org/stable/c/e98ce4b70beab73563d82bd21821024140e6da06"},{"url":"https://git.kernel.org/stable/c/2af40d795d3fb0ee5c074b7ac56ab22402aa6e4f"},{"url":"https://git.kernel.org/stable/c/b9db0c27e73b7c8a19384a44af527edfda74ff3d"},{"url":"https://git.kernel.org/stable/c/47c03902269aff377f959dc3fd94a9733aa31d6e"}],"tags":["cve.org"],"epss":0.00239,"epssPercentile":0.14844,"ingestedAt":"2026-10-15T22:48:25.503Z","slug":"CVE-2025-38303","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: eir: Fix possible crashes on eir_create_adv_data\n\neir_create_adv_data may attempt to add EIR_FLAGS and EIR_TX_POWER\nwithout checking if that would fit.\n\n## Affected\n\n- `Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < 2d4588f55cc10fc228f3b46469dbfb3f0a8b13c8`\n- `Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < e98ce4b70beab73563d82bd21821024140e6da06`\n- `Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < 2af40d795d3fb0ee5c074b7ac56ab22402aa6e4f`\n- `Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < b9db0c27e73b7c8a19384a44af527edfda74ff3d`\n- `Linux >= 01ce70b0a274bd76a5a311fb90d4d446d9bdfea1 < 47c03902269aff377f959dc3fd94a9733aa31d6e`\n- `Linux 5.16`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}