CVE-2018-11743

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 68%
VendorProductVersion
mrubymruby
1.4.1
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
mruby
bullseye
2.1.2-3
fixed
jessie
no-dsa
bookworm
3.1.0-3
fixed
sid
3.3.0-1
fixed
trixie
3.3.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
mruby
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
eoan
ignored
disco
ignored
cosmic
ignored
bionic
needs-triage
artful
ignored
xenial
needs-triage
trusty
dne
Common Weakness Enumeration
References
https://github.com/mruby/mruby/commit/b64ce17852b180dfeea81cf458660be41a78974d
https://github.com/mruby/mruby/issues/4027
https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html
https://github.com/mruby/mruby/commit/b64ce17852b180dfeea81cf458660be41a78974d
https://github.com/mruby/mruby/issues/4027
https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html