CVE-2019-8324

NameCVE-2019-8324
DescriptionAn issue was discovered in RubyGems 2.6 and later through 3.0.2. A crafted gem with a multi-line name is not handled correctly. Therefore, an attacker could inject arbitrary code to the stub line of gemspec, which is eval-ed by code in ensure_loadable_spec during the preinstall check.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1735-1, DLA-1796-1, DLA-2330-1, DSA-4433-1
Debian Bugs925987

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jruby (PTS)jessie, jessie (lts)1.5.6-9+deb8u2fixed
stretch (security), stretch (lts), stretch1.7.26-1+deb9u3fixed
buster (security), buster, buster (lts)9.1.17.0-3+deb10u1fixed
bookworm9.3.9.0+ds-8fixed
sid, trixie9.4.8.0+ds-1fixed
ruby2.1 (PTS)jessie, jessie (lts)2.1.5-2+deb8u14fixed
ruby2.3 (PTS)stretch (security)2.3.3-1+deb9u11fixed
stretch (lts), stretch2.3.3-1+deb9u12fixed
ruby2.5 (PTS)buster, buster (lts)2.5.5-3+deb10u7fixed
buster (security)2.5.5-3+deb10u6fixed
rubygems (PTS)bullseye3.2.5-2fixed
bookworm3.3.15-2fixed
sid, trixie3.4.20-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
jrubysourcewheezy(unfixed)end-of-life
jrubysourcejessie1.5.6-9+deb8u1DLA-1796-1
jrubysourcestretch1.7.26-1+deb9u2DLA-2330-1
jrubysource(unstable)9.1.17.0-3925987
ruby1.9.1sourcewheezy(not affected)
ruby1.9.1source(unstable)(unfixed)
ruby2.1sourcejessie2.1.5-2+deb8u7DLA-1735-1
ruby2.1source(unstable)(unfixed)
ruby2.3sourcestretch2.3.3-1+deb9u6DSA-4433-1
ruby2.3source(unstable)(unfixed)
ruby2.5source(unstable)2.5.5-1
rubygemssourcewheezy(unfixed)end-of-life
rubygemssource(unstable)3.2.0~rc.1-1

Notes

https://www.ruby-lang.org/en/news/2019/03/05/multiple-vulnerabilities-in-rubygems/
https://blog.rubygems.org/2019/03/05/security-advisories-2019-03.html
https://github.com/rubygems/rubygems/commit/56c0bbb69e4506bda7ef7f447dfec5db820df20b
[wheezy] - ruby1.9.1 <not-affected> (Vulnerable code not present)

Search for package or bug name: Reporting problems