{"id":"CVE-2026-89898","summary":"media: cec: extron-da-hd-4k-plus: add sanity check","details":"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.","modified":"2026-09-18T03:48:33.833378751Z","published":"2026-09-16T10:31:58.901Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89898.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/00c13b4ab481a09d915d099815cff1b10926ddd9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/673611cc2ab9769929644ce879f7ea34932a3011"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7ad2fec276946a0dedfa54eb26fc38c4fc6a6034"},{"type":"WEB","url":"https://git.kernel.org/stable/c/abac9820b26b5cfcb01eb79efe2abdd0ac7e07c3"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89898.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89898"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"056f2821b631df2b94d3b017fd1e1eef918ed98d"},{"fixed":"00c13b4ab481a09d915d099815cff1b10926ddd9"},{"fixed":"673611cc2ab9769929644ce879f7ea34932a3011"},{"fixed":"7ad2fec276946a0dedfa54eb26fc38c4fc6a6034"},{"fixed":"abac9820b26b5cfcb01eb79efe2abdd0ac7e07c3"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-89898.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.12.0"},{"fixed":"6.12.110"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.51"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.2.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-89898.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}