CVE catalog
CVE-2008-3443
ruby1.8 ruby1.9 - denial of service
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 15.68% · Oct 25, 2026
The regular expression engine (regex.c) in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows remote attackers to cause a denial of service (infinite loop and crash) via multiple long requests to a Ruby socket, related to memory allocation failure, and as demonstrated against Webrick. ruby: Memory allocation failure in Ruby regex engine (remotely exploitable DoS)
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | ruby1.9 | 4.0 | 1.9.0+20060609-1 | vulnerable |
| Debian | ruby1.9 | 4.0 | 1.9.0+20060609-1etch1 | vulnerable |
| Debian | ruby1.9 | 4.0 | 1.9.0+20060609-1etch2 | vulnerable |
| Debian | ruby1.9 | 4.0 | 1.9.0+20060609-1etch3 | vulnerable |
| Debian | ruby1.9 | 4.0 | 1.9.0+20060609-1etch4 | fixed |
| Debian | ruby1.8 | 4.0 | 1.8.5-4 | vulnerable |
| Debian | ruby1.8 | 4.0 | 1.8.5-4etch1 | vulnerable |
| Debian | ruby1.8 | 4.0 | 1.8.5-4etch2 | vulnerable |
| Debian | ruby1.8 | 4.0 | 1.8.5-4etch3 | vulnerable |
| Debian | ruby1.8 | 4.0 | 1.8.5-4etch4 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | ruby1.9 | deb | 4.0 | 1.9.0+20060609-1etch4 | Not reported | DSA-1695-1 | Not reported |
| Debian | ruby1.8 | deb | 4.0 | 1.8.5-4etch4 | Not reported | DSA-1695-1 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: