CVE-2023-38128 (easy_postcard_max, ichitaro_2021, ichitaro_2022, ichitaro_2023, ichitaro_government_10, ichitaro_government_8, ichitaro_government_9, ichitaro_pro_3, ichitaro_pro_4, ichitaro_pro_5, just_government_3, just_government_4, just_governmen

An out-of-bounds write vulnerability exists in the "HyperLinkFrame" stream parser of Ichitaro 2023 1.0.1.59372. A specially crafted document can cause a type confusion, which can lead to memory corruption and eventually arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

1.0.1 arbitrary code attacker code code execution corruption cve document file malicious memory memory corruption out-of-bounds out-of-bounds write stream trigger type confusion vulnerability