CVE-2018-11743

NameCVE-2018-11743
DescriptionThe init_copy function in kernel.c in mruby 1.4.1 makes initialize_copy calls for TT_ICLASS objects, which allows attackers to cause a denial of service (mrb_hash_keys uninitialized pointer and application crash) or possibly have unspecified other impact.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2996-1
Debian Bugs900845

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mruby (PTS)jessie1.0.0+20141015+gitb4cc962c-1vulnerable
stretch (security), stretch (lts), stretch1.2.0+20161228+git30d5424a-1+deb9u1fixed
buster2.0.0-1fixed
bullseye2.1.2-3fixed
bookworm3.1.0-3fixed
sid, trixie3.2.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mrubysourcestretch1.2.0+20161228+git30d5424a-1+deb9u1DLA-2996-1
mrubysource(unstable)1.4.1+20180622+git640fca32-1900845

Notes

[jessie] - mruby <no-dsa> (Minor issue)
https://github.com/mruby/mruby/commit/b64ce17852b180dfeea81cf458660be41a78974d
https://github.com/mruby/mruby/issues/4027

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