{"id":"CVE-2026-80617","aliases":[],"url":"https://o3.security/vulnerability/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 >= ppe_num_entries/2,\nit writes beyond the allocated buffer, causing heap buffer overflow and\npotential kernel crash.","published":"2026-08-28T06:48:37.508Z","modified":"2026-08-30T03:48:20.800830926Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Linux","name":"Kernel","fixedVersion":"6.18.40"}],"fix":null,"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"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-30T03:48:20.800830926Z"}}