CVE-2025-15536
MEDIUM
GHSA-5pr6-crvp-2j9f
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Lifecycle Timeline
4Description
A weakness has been identified in BYVoid OpenCC up to 1.1.9. This vulnerability affects the function opencc::MaxMatchSegmentation of the file src/MaxMatchSegmentation.cpp. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. Patch name: 345c9a50ab07018f1b4439776bad78a0d40778ec. To fix this issue, it is recommended to deploy a patch.
Analysis
A weakness has been identified in BYVoid OpenCC up to 1.1.9. This vulnerability affects the function opencc::MaxMatchSegmentation of the file src/MaxMatchSegmentation.cpp. [CVSS 5.3 MEDIUM]
Technical Context
Classified as CWE-119 (Buffer Overflow). Affects Open Chinese Convert. A weakness has been identified in BYVoid OpenCC up to 1.1.9. This vulnerability affects the function opencc::MaxMatchSegmentation of the file src/MaxMatchSegmentation.cpp. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. Patch name: 345c9a50ab07018f1b4439776bad78a0d40778ec. To fix this issue, it is recommended to deploy a patch.
Affected Products
Vendor: Byvoid. Product: Open Chinese Convert. Versions: up to 1.1.9..
Remediation
A vendor patch is available — apply it immediately. Enable ASLR, DEP/NX, and stack canaries where possible.
Priority Score
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External POC / Exploit Code
Leaving vuln.today