high7.5
CVE-2019-19203
An issue was discovered in Oniguruma 6.x before 6.9.4_rc2.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Oniguruma Project | Oniguruma | from 6.0.0 before 6.9.4 Version 6.9.4 |
| Fedoraproject | Fedora | Versions 30, 31 |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/ManhNDd/CVE-2019-19203
- https://github.com/kkos/oniguruma/issues/163
- https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2
- https://github.com/tarantula-team/CVE-2019-19203
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3MBNW6Z4DOXSCNWGBLQ7OA3OGUJ44WL/
- https://github.com/ManhNDd/CVE-2019-19203
- https://github.com/kkos/oniguruma/issues/163
- https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2
- https://github.com/tarantula-team/CVE-2019-19203
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3MBNW6Z4DOXSCNWGBLQ7OA3OGUJ44WL/