| Name | CVE-2019-19204 |
| Description | An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function fetch_interval_quantifier (formerly known as fetch_range_quantifier) in regparse.c, PFETCH is called without checking PEND. This leads to a heap-based buffer over-read. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DLA-2020-1 |
| NVD severity | high |
| Debian Bugs | 945313 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| libonig (PTS) | jessie | 5.9.5-3.2+deb8u1 | vulnerable |
| jessie (security) | 5.9.5-3.2+deb8u4 | fixed | |
| stretch | 6.1.3-2 | vulnerable | |
| buster | 6.9.1-1 | vulnerable | |
| bullseye, sid | 6.9.4-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| libonig | source | (unstable) | 6.9.4-1 | low | 945313 | |
| libonig | source | jessie | 5.9.5-3.2+deb8u4 | DLA-2020-1 |
[buster] - libonig <no-dsa> (Minor issue)
[stretch] - libonig <no-dsa> (Minor issue)
https://github.com/kkos/oniguruma/issues/162
https://github.com/kkos/oniguruma/commit/6eb4aca6a7f2f60f473580576d86686ed6a6ebec (v6.9.4_rc2)
Only exploitable with attacker-provided pattern