CVE-2019-19203

Public on 2019-11-21
Modified on 2024-05-16
Description
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.
Severity
Medium severity
Medium
CVSS v3 Base Score
5.3
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
HAQM Linux 2 - Core php 2025-04-09 ALAS2-2025-2832 Fixed
HAQM Linux 1 php56 Pending Fix
HAQM Linux 2023 php8.1 Not Affected
HAQM Linux 2023 php8.2 Not Affected

CVSS Scores

Score Type Score Vector
HAQM Linux CVSSv3 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
NVD CVSSv2 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
NVD CVSSv3 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H