{"id":"CVE-2026-80617","summary":"net: airoha: fix foe_check_time allocation size","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: airoha: fix foe_check_time allocation size\n\nfoe_check_time is declared as u16 pointer but was allocated with\nonly ppe_num_entries bytes instead of ppe_num_entries * sizeof(u16).\n\nWhen airoha_ppe_foe_verify_entry() is called with hash \u003e= ppe_num_entries/2,\nit writes beyond the allocated buffer, causing heap buffer overflow and\npotential kernel crash.","modified":"2026-08-31T03:31:04.360998531Z","published":"2026-08-28T06:48:37.508Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80617.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/112b5eff24e044561ee9599a0d34e0fcea1df4e0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5c121ee635680c93d7074becf14cfbaac140f80d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9f7cd1e26d2f1766438edc9b9254f2c618f9ae98"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80617.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80617"},{"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":"56b99327a451917f1c17f85fc33ea8293c08a9ee"},{"fixed":"112b5eff24e044561ee9599a0d34e0fcea1df4e0"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6d5b601d52a27aafff555b480e538507901c672c"},{"fixed":"9f7cd1e26d2f1766438edc9b9254f2c618f9ae98"},{"fixed":"5c121ee635680c93d7074becf14cfbaac140f80d"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.18.33"},{"fixed":"6.18.40"}]}],"versions":["v6.18.39","v6.18.38","v6.18.37","v6.18.36","v6.18.35","v6.18.34","v6.18.33"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80617.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.18.40"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80617.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}