Description
The (1) jdom.rb and (2) rexml.rb components in Active Support in Ruby on Rails before 4.1.11 and 4.2.x before 4.2.2, when JDOM or REXML is enabled, allow remote attackers to cause a denial of service (SystemStackError) via a large XML document depth.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | rails | 2:4.2.4-2 | — |
| Debian 13 | rails | 2:4.2.4-2 | — |
| Debian 12 | rails | 2:4.2.4-2 | — |
| Debian 8 | rails | 2:4.1.8-1+deb8u1 | DSA-3464-1 |
| Debian 7 | ruby-activesupport-3.2 | 3.2.6-6+deb7u2 | DLA-603-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 11 SP4 | rubygem-activesupport-3_2 | 3.2.12-0.14.3 | SUSE-SU-2016:0047-1 |
| SLES 11 SP3 | rubygem-activesupport-3_2 | 3.2.12-0.14.3 | SUSE-SU-2016:0047-1 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE WebYast 1.3 | rubygem-activesupport-3_2 | 3.2.12-0.14.3 | SUSE-SU-2016:0047-1 |
| SUSE Studio Onsite 1.3 | rubygem-activesupport-3_2 | 3.2.12-0.14.3 | SUSE-SU-2016:0047-1 |
| SUSE OpenStack Cloud 5 | rubygem-activesupport-4_1 | 4.1.9-9.2 | SUSE-SU-2016:0082-1 |
| SUSE Lifecycle Management Server 1.3 | rubygem-activesupport-3_2 | 3.2.12-0.14.3 | SUSE-SU-2016:0047-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | rubygem-activesupport-4_2 | 5.0.0.1-1.1 | openSUSE-SU-2024:10574-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| RubyGems | activesupport | >= 4.0.0.beta1, < 4.1.11 | 4.1.11 | GHSA-j96r-xvjq-r9pg |
| RubyGems | activesupport | >= 4.2.0.beta1, < 4.2.2 | 4.2.2 | GHSA-j96r-xvjq-r9pg |
| RubyGems | activesupport | < 3.2.22 | 3.2.22 | GHSA-j96r-xvjq-r9pg |
Advisories 5
- DLA-603-1 ruby-activesupport-3.2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3464-1 rails - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2016:0047-1 Security update for rubygem-activesupport-3_2 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10574-1 ruby2.2-rubygem-activesupport-4_2-4.2.7.1-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:0082-1 Security update for rubygem-activesupport-4_1 SUSE / openSUSE Security Updates · Feb 4, 2026
References
- 1033755 vdb-entry
- 75234 vdb-entry
- [rubyonrails-security] 20150616 [CVE-2015-3227] Possible Denial of Service attack in Active Support mailing-list
- openSUSE-SU-2015:1279 vendor-advisory
- DSA-3464 vendor-advisory
- [oss-security] 20150616 [CVE-2015-3227] Possible Denial of Service attack in Active Support mailing-list