ManhNDd/CVE-2019-19203

ManhNDd/CVE-2019-19203

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Heap-buffer-overflow in Oniguruma (function gb18030_mbc_enc_len)
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CVE History

CVEPublishedCVSS v3CVSS v2
CVE-2019-19203↗
7.5 HIGH5 MEDIUM

An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function gb18030_mbc_enc_len in file gb18030.c, a UChar pointer is dereferenced without checking if it passed the end of the matched string. This leads to a heap-based buffer over-read.