CVSS 3.1
7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCVE-2019-19246
High (7.5). EPSS 3.0% chance of exploitation in the next 30 days.
Oniguruma through 6.9.3, as used in PHP 7.3.x and other products, has a heap-based buffer over-read in str_lower_case_match in regexec.c.
Severity
- EPSS
- 3.0% chance of exploitation in the next 30 days; higher than 87% of CVEs (scores of 2026-10-31)
- CWE
- CWE-125
- Published
- Modified
- Record from
- the NVD, synced
Affected
- canonical:ubuntu_linux
- debian:debian_linux
- fedoraproject:fedora
- oniguruma_project:oniguruma
- php:php
References
- https://bugs.php.net/bug.php?id=78559
- https://github.com/kkos/oniguruma/commit/d3e402928b6eb3327f8f7d59a9edfa622fec557b
- https://lists.debian.org/debian-lts-announce/2019/12/msg00002.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/
- https://usn.ubuntu.com/4460-1/