Description
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.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://bugs.php.net/bug.php?id=78559Third Party Advisory
- https://github.com/kkos/oniguruma/commit/d3e402928b6eb3327f8f7d59a9edfa622fec557bPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/12/msg00002.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/
- https://usn.ubuntu.com/4460-1/Third Party Advisory
- https://bugs.php.net/bug.php?id=78559Third Party Advisory
- https://github.com/kkos/oniguruma/commit/d3e402928b6eb3327f8f7d59a9edfa622fec557bPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/12/msg00002.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/
- https://usn.ubuntu.com/4460-1/Third Party Advisory
Timeline
- Published
- Nov 25, 2019
- Last modified
- Jun 17, 2026
- NVD status
- Modified