CVE-2020-36401

mruby 2.1.2 has a double free in mrb_default_allocf (called from mrb_free and obj_free).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 47%
VendorProductVersion
mrubymruby
2.1.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
mruby
bullseye
2.1.2-3
fixed
buster
not-affected
stretch
not-affected
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
not-affected
mantic
not-affected
lunar
not-affected
kinetic
ignored
jammy
needed
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
dne
Common Weakness Enumeration
References
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23801
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mruby/OSV-2020-744.yaml
https://github.com/mruby/mruby/commit/97319697c8f9f6ff27b32589947e1918e3015503
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23801
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mruby/OSV-2020-744.yaml
https://github.com/mruby/mruby/commit/97319697c8f9f6ff27b32589947e1918e3015503