CVE-2018-12249

NameCVE-2018-12249
DescriptionAn issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in mrb_class_real because "class BasicObject" is not properly supported in class.c.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)
Debian Bugs901652

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mruby (PTS)jessie1.0.0+20141015+gitb4cc962c-1vulnerable
stretch1.2.0+20161228+git30d5424a-1vulnerable
buster, sid1.4.1+20180622+git640fca32-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mrubysource(unstable)1.4.1+20180622+git640fca32-1medium901652

Notes

[stretch] - mruby <no-dsa> (Minor issue)
[jessie] - mruby <no-dsa> (Minor issue)
https://github.com/mruby/mruby/commit/faa4eaf6803bd11669bc324b4c34e7162286bfa3
https://github.com/mruby/mruby/issues/4037

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