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CVE-2026-80617

net: airoha: fix foe_check_time allocation size PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: net: airoha: fix foe_check_time allocation size foe_check_time is declared as u16 pointer but was allocated with only ppe_num_entries bytes instead of ppe_num_entries * sizeof(u16). When airoha_ppe_foe_verify_entry() is called with hash >= ppe_num_entries/2, it writes beyond the allocated buffer, causing heap buffer overflow and potential kernel crash.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 56b99327a451917f1c17f85fc33ea8293c08a9ee before 112b5eff24e044561ee9599a0d34e0fcea1df4e0; affected 6d5b601d52a27aafff555b480e538507901c672c before 9f7cd1e26d2f1766438edc9b9254f2c618f9ae98; affected 6d5b601d52a27aafff555b480e538507901c672c before 5c121ee635680c93d7074becf14cfbaac140f80d; affected 6.18.33 before 6.18.40
Linux / Linuxaffected 6.19; unaffected 0 before 6.19; unaffected 6.18.40 through 6.18.*; unaffected 7.1.5 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References