CVE-2018-8777

NameCVE-2018-8777
DescriptionIn Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker can pass a large HTTP request with a crafted header to WEBrick server or a crafted body to WEBrick server/handler and cause a denial of service (memory consumption).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1358-1, DLA-1359-1, DLA-1421-1, DSA-4259-1

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ruby1.8sourcewheezy1.8.7.358-7.1+deb7u6DLA-1359-1
ruby1.8source(unstable)(unfixed)
ruby1.9.1sourcewheezy1.9.3.194-8.1+deb7u8DLA-1358-1
ruby1.9.1source(unstable)(unfixed)
ruby2.1sourcejessie2.1.5-2+deb8u4DLA-1421-1
ruby2.1source(unstable)(unfixed)
ruby2.3sourcestretch2.3.3-1+deb9u3DSA-4259-1
ruby2.3source(unstable)(unfixed)
ruby2.5source(unstable)2.5.1-1

Notes

https://www.ruby-lang.org/en/news/2018/03/28/large-request-dos-in-webrick-cve-2018-8777/

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