| 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, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2020-1, DLA-2431-1 |
| Debian Bugs | 945313 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libonig (PTS) | bullseye | 6.9.6-1.1 | fixed |
| bookworm | 6.9.8-1 | fixed |
| trixie, sid | 6.9.9-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[buster] - 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