CVE-2018-11743

Name	CVE-2018-11743
Description	The 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.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-2996-1
Debian Bugs	900845

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
mruby (PTS)	bullseye	2.1.2-3	fixed
	bookworm	3.1.0-3	fixed
	trixie	3.3.0-1	fixed
	forky, sid	3.4.0-2	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
mruby	source	stretch	1.2.0+20161228+git30d5424a-1+deb9u1		DLA-2996-1
mruby	source	(unstable)	1.4.1+20180622+git640fca32-1			900845

Notes

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