{"id":"CVE-2026-89898","revision":"43528032df3c44c9891ce68477d7dafa","records":[{"revision":"43528032df3c44c9891ce68477d7dafa","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-89898","aliases":[],"title":"media: cec: extron-da-hd-4k-plus: add sanity check","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: cec: extron-da-hd-4k-plus: add sanity check\n\nAdd check to prevent overflowing msg.msg[] in case the incoming data\nis malformed.","state":0,"publishedAt":"2026-09-16T10:31:58.901+00:00","modifiedAt":"2026-10-19T08:54:31.163+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                        \"drivers/media/cec/usb/extron-da-hd-4k-plus/extron-da-hd-4k-plus.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"056f2821b631df2b94d3b017fd1e1eef918ed98d\",\n                            \"lessThan\": \"00c13b4ab481a09d915d099815cff1b10926ddd9\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"056f2821b631df2b94d3b017fd1e1eef918ed98d\",\n                            \"lessThan\": \"673611cc2ab9769929644ce879f7ea34932a3011\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"056f2821b631df2b94d3b017fd1e1eef918ed98d\",\n                            \"lessThan\": \"7ad2fec276946a0dedfa54eb26fc38c4fc6a6034\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"056f2821b631df2b94d3b017fd1e1eef918ed98d\",\n                            \"lessThan\": \"abac9820b26b5cfcb01eb79efe2abdd0ac7e07c3\",\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                        \"drivers/media/cec/usb/extron-da-hd-4k-plus/extron-da-hd-4k-plus.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.12\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.12\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.51\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.5\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/00c13b4ab481a09d915d099815cff1b10926ddd9","https://git.kernel.org/stable/c/673611cc2ab9769929644ce879f7ea34932a3011","https://git.kernel.org/stable/c/7ad2fec276946a0dedfa54eb26fc38c4fc6a6034","https://git.kernel.org/stable/c/abac9820b26b5cfcb01eb79efe2abdd0ac7e07c3"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-89898","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-89898","identifiers":["CVE-2026-89898"]},"retained":false,"historicalAffected":[]}],"coverage":[]}