High severity7.8NVD Advisory· Published Apr 5, 2023· Updated Jun 17, 2026
CVE-2022-43664
CVE-2022-43664
Description
A use-after-free vulnerability exists within the way Ichitaro Word Processor 2022, version 1.0.1.57600, processes protected documents. A specially crafted document can trigger reuse of freed memory, which can lead to further memory corruption and potentially result in arbitrary code execution. An attacker can provide a malicious document to trigger this vulnerability.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- cpe:2.3:a:justsystems:ichitaro_2022:1.0.1.57600:*:*:*:*:*:*:*
- Range: = 1.0.1.57600
- Range: 2022 1.0.1.57600
Patches
Vulnerability mechanics
References
3- talosintelligence.com/vulnerability_reports/TALOS-2022-1673nvdExploitThird Party Advisory
- jvn.jp/en/jp/JVN79149117/nvdThird Party AdvisoryVDB Entry
- www.talosintelligence.com/vulnerability_reports/TALOS-2022-1673nvd
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