{"id":"CVE-2026-80617","title":"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 …","summary":"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 …","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","published":"2026-08-28","updated":"2026-08-29","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-80617","references":[{"url":"https://git.kernel.org/stable/c/112b5eff24e044561ee9599a0d34e0fcea1df4e0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5c121ee635680c93d7074becf14cfbaac140f80d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9f7cd1e26d2f1766438edc9b9254f2c618f9ae98","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00702,"epssPercentile":0.51178,"ingestedAt":"2026-08-29T23:43:56.282Z","slug":"CVE-2026-80617","body":"## Overview\n\nIn 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}