CVE-2021-32495

Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory afterwards. This will allow attackers to cause denial of service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
10 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
fedoraCNA
10 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVEADP
---
---
CISA-ADPADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 49%
VendorProductVersion
radareradare2
5.3.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
radare2
sid
5.9.4+dfsg-1
fixed
trixie
5.9.4+dfsg-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
radare2
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
dne
jammy
dne
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
ignored
Common Weakness Enumeration
References
https://github.com/radareorg/radare2/commit/5e16e2d1c9fe245e4c17005d779fde91ec0b9c05
https://github.com/radareorg/radare2/issues/18666
https://github.com/radareorg/radare2/commit/5e16e2d1c9fe245e4c17005d779fde91ec0b9c05
https://github.com/radareorg/radare2/issues/18666